IT forkortelser

/IT forkortelser
IT forkortelser 2017-11-09T12:32:54+00:00

Forkortelser Betydning
10 GbE 10 gigabit Ethernet
100GbE 100 Gigabit Ethernet
10HD busy period 10-high-day busy period
1170 UNIX 98
121 one-to-one
1xRTT Single-Carrier Radio Transmission Technology
2D barcode two-dimensional barcode
3270 Information Display System
3BL triple bottom line
3-D three dimensions or three-dimensional
3G third generation of mobile telephony
3PL third-party logistics
3Vs volume, variety and velocity
40GbE 40 Gigabit Ethernet
4-D printing four-dimensional printing
4G fourth-generation wireless
7W seven wastes
8-VSB 8-level vestigial sideband
A.I. Airborne Internet
A/m, Oe, oersted ampere per meter
A+ A Plus
AA modem lights
AAA authentication, authorization, and accounting
AAA server authentication, authorization, and accounting
AAR Apple Authorized Reseller
AARP AppleTalk Address Resolution Protocol
AAUI Apple attachment unit interface
ab W abohm
abA abampere
ABAP Advanced Business Application Programming
ABB activity-based budgeting
ABBH average bouncing busy hour
ABC activity-based costing
abC abcoulomb
abend abnormal end
abF abfarad
abH abhenry
ABM activity-based management
ABP Microsoft Exchange Address Book Policy
abS absiemens
abV abvolt
ABVS Automated Best Value System
ABVS automated best value system
abW abwatt
AC-3 Dolby Digital
ACD Automatic Call Distributor
ACeS Asia Cellular Satellite System
ACF2 or CA-ACF2 Access Control Facility
ACH Automated Clearing House
ACH fraud Automated Clearing House fraud
ACID atomicity, consistency, isolation, and durability
ACL access control list
ACM Association for Computing Machinery
ACO accountable care organization
ACPI Advanced Configuration and Power Interface
ACR attenuation-to-crosstalk ratio
ACT Application Compatibility Toolkit
ACTA America’s Carriers Telecommunications Association
ACTS Automatic Coin Telephone System
ACTS Automatic Coin Telephone System
ACV all commodity volume
AD CS Active Directory Certificate Services
AD domain Active Directory domain
AD forest Active Directory forest
AD tree Active Directory tree
ADAT Alesis Digital Audio Tape
ADC automated data collection
ADC analog-to-digital conversion
ADE qutomated data entry
ADF automatic document feed
ADO ActiveX Data Objects
ADP Automatic Data Processing Inc.
ADP automatic data processing
ADPCM adaptive differential pulse-code modulation
ADS alternate data stream
ADSI Analog Display Services Interface
ADSL Asymmetric Digital Subscriber Line
ADSM ADSTAR Distributed Storage Management
AES Advanced Encryption Standard
AES/EBU Audio Engineers Society/European Broadcasting Union
AET advanced evasion technique
AF audio frequency or a.f.
AFC pixie dust or antiferromagnetically-coupled
AFIS Automated Fingerprint Identification System
AFM atomic force microscopy
AFP Advanced Function Printing
AFS Andrew file system
aglet agile applet
AGP Accelerated Graphics Port
AHA Accelerated Hub Architecture
AHIMA American Health Information Management Association
AHRQ Agency for Healthcare Research and Quality
AHT average handle time
AI Artificial Intelligence
AIBO Artificial Intelligence roBOt
AICPA American Institute of Certified Public Accountants
AID automatic identification
AIDC Automatic Identification and Data Capture
AIFF Audio Interchange File Format
AIM application integration middleware
AIMS agile infrastructure for manufactured systems
AIN Advanced Intelligent Network
AIT advanced intelligent tape
AIX Advanced Interactive eXecutive
Ajax Asynchronous JavaScript and XML
AKO Army Knowledge Online
AL access list
ALE Application Link Enabling
ALM application lifecycle management
ALPR Automated License Plate Recognition
alt. alternate newsgroup
ALU arithmetic-logic unit
Amazon EC2 Amazon Elastic Compute Cloud
Amazon EMR Amazon Elastic MapReduce
Amazon FPS Amazon Flexible Payments Service
Amazon S3 Amazon Simple Storage Service
AMD Advanced Micro Devices
AMD-V AMD virtualization
AMI Amazon Machine Image
AMI advanced metering infrastructure
AMIA American Medical Informatics Association
AML anti-money laundering software
AMPS Advanced Mobile Phone Service
AMR ambulatory medical record
AMR automated meter reading
AMR Audio/Modem Riser or AMR slot
AMT advanced manufacturing technology
AMTOR amateur teleprinting over radio
AMU or amu atomic mass unit
ANI Automatic Number Identification
animated GIF Graphics Interchange Format
ANQP Access Network Query Protocol
ANSI American National Standards Institute
AoE ATA over Ethernet
AOI automated optical inspection
AOP aspect-oriented programming
AOSP Android Open Source Project
AP Adaptive Planning
AP accounts payable
Apache Hadoop YARN Yet Another Resource Negotiator
APAR authorized program analysis report
API application program interface
APICS American Production and Inventory Control Society
APIPA Automatic Private IP Addressing
APL a programming language
APM application performance monitoring
APM application portfolio management
APO advanced planning and optimization
APO Advanced Planner and Optimizer
AppBlast Project AppBlast
APPC Advanced Program-to-Program Communication or LU 6.2
Apple VPP Apple Volume Purchase Program
Apple WWDC Apple Worldwide Developers Conference
APPN Advanced Peer-to-Peer Networking
APQP advanced product quality planning
APS advanced planning and scheduling
APT advanced persistent threat
AR accounts receivable
AR augmented reality
ARAX Asynchronous Ruby and XML
ARIN American Registry of Internet Numbers
Arista EOS Arista Extensible Operating System
ARJ Archive Robert Jung
ARP Address Resolution Protocol
ARPA Advanced Research Projects Agency
ARPU average revenue per user or average revenue per unit
ARQ automatic repeat request
ARRA American Recovery and Reinvestment Act of 2009
ARRL American Radio Relay League
AS autonomous system
AS/400 IBM iSeries, AS/400e, eServer iSeries/400
AS1 Applicability Statement 1
AS2 Applicability Statement 2
ASAP AcceleratedSAP
ASCII American Standard Code for Information Interchange
ASD agile software development
ASE Adaptive Server Enterprise
ASF Apache Software Foundation
ASHRAE American Society of Heating, Refrigerating, and Air-Conditioning
ASIC application-specific integrated circuit
ASIO Audio Stream Input/Output
ASLR address space layout randomization
ASN advanced shipping notice
ASN.1 Abstract Syntax Notation One
ASP authorized service provider
ASP application service provider
ASP Active Server Page
ASPI Advanced SCSI Programming Interface
ASPI driver Advanced SCSI Programming Interface driver
ASPIC Application Service Provider Industry Consortium
ASQ American Society for Quality
ASR automated speech recognition
ASRS automated storage retrieval systems
ASSP application-specific standard product
AST automated storage tiering
ASTM American Society for Testing and Materials
ASUG Americas’ SAP Users’ Group
ATA American Telemedicine Association
ATA analog telephone adapter
ATA Advanced Technology Attachment
ATAPI AT Attachment Packet Interface
ATE automated test equipment
ATE automated test equipment
ATL Active Template Library
ATM asynchronous transfer mode
ATO assemble to order
ATP advanced technology program
ATR automated trouble reporting
ATS applicant tracking system
ATSC Advanced Television Systems Committee
ATU-R ADSL Terminal Unit – Remote
ATV advanced television
ATVEF Advanced Television Enhancement Forum
AUI attachment unit interface
AUP acceptable use policy
AV audio/video
AVA anonymous video analytics
AVI file Audio Video Interleaved file
AVL approved vendor list
AVL automatic vehicle locator
AWG American Wire Gauge
AWIS Alexa Web Information Service
AWS Amazon Web Services
AWT Abstract Window Toolkit
AXI automated X-ray inspection
AXT alien crosstalk
B2B Business to Business
B2B Business2Business or Business-to-Business
B2C Business To Consumer
B2C Business2Consumer or Business-to-Consumer
B2E Business2Employee or Business-to-Employee
B2G Business2Government or Business-to-Government
B8ZS bipolar 8-zero substitution, binary 8-zero substitution, clear channel, clear
BA business analytics
BA business agility
BAA HIPAA business associate agreement
BAA broad agency announcement
BAL Basic Assembler Language
BAL Basic Assembler Language or branch-and-link
BAM business activity monitoring
BAM Bottleneck Allocation Methodology
BAPI Business Application Programming Interface
bash Bourne Again Shell
BBCs buffer credits or buffer-to-buffer credits
BBS bulletin board system
BC Set Business Configuration Set
BCBS Basel Committee on Banking Supervision
Bcc blind carbon copy or blind courtesy copy
BCDR Business Continuity and Disaster Recovery
B-channel bearer channel
BCI brain-computer interface
BCM business continuity management
BCMA Bar Coded Medication Administration
BDaaS big data as a service
BEDO DRAM Burst Extended Data Output DRAM
Bellcore Bell Communications Research
BER bit error rate
BES BlackBerry Enterprise Server
BEST Business / Enterprise State Transfer
BEx Business Explorer
BGAN Broadband Global Area Network
BGP Border Gateway Protocol
BHIE Bidirectional Health Information Exchange
BI business intelligence
BIA business impact analysis
BIC Best In Class
BIC business information center
BIC bank identifier code
BICC business intelligence competency center
BICC Bearer Independent Call Control
Big Data big data
BIOS basic input/output system
BISDN Broadband Integrated Services Digital Network
BIST Built In Self Test
bit binary digit
BLOB binary large object
BMAN Broadband Metropolitan Area Network
BMC baseboard management controller
BMP Best Manufacturing Practices
BMS battery management system
BNC Bayonet Neil-Concelman or British Naval Connector
BOB branch office box
BOC Bell operating company
BOH Balance On Hand
BOL beginning of life
BOM Bill Of Materials
BOOTP Bootstrap Protocol
BP&F budgeting, planning and forecasting
BPA business process automation
BPaaS Business Process as a Service
BPCS Business Planning and Control System
BPEL Business Process Execution Language
BPEL Business Process Execution Language
BPI business process improvement
BPL Broadband over Power Line
BPM business process management
BPMI Business Process Management Initiative
BPML Business Process Modeling Language
BPMN Business Process Modeling Notation
BPMN Business Process Modeling Notation
BPMS Business process management suite
BPO business process outsourcing
BPR business process reengineering
BPR Business Process Reengineering
BPS bulk power system
bps or bit/sec bits per second
BRE business rules engine
BREW Binary Runtime Environment for Wireless
BRI Basic Rate Interface
BSA Bank Secrecy Act
BSA Business Software Alliance
BSD Berkeley Software Distribution
BSOD blue screen of death
BSP business service provider
BT business technology
BTF Build To Forecast
BTM business technology management
BTO Build To Order
BTOP Broadband Technology Opportunities Program
BTP Business Transaction Protocol
BTS Build To Stock
Btu British thermal unit
BU backup utility
BURN-Proof Buffer Under Run Error Proof
burst SRAM SynchBurst SRAM
BYOA bring your own apps
BYOD bring your own device
BYOD workplace bring your own device workplace
BYOE bring your own encryption
BYOI bring your own identity
BYON bring your own network
BYOT bring your own technology
BYOx bring your own everything
C&C; server command-and-control server
CA cellular automaton
CA certificate authority
CaaS Communications as a Service
CAC call admission control
CAC common access card
CACS computer assisted coding system
CAD Computer-Aided Design
CAD computer-aided design
CAD/CAM computer-aided design/computer-aided manufacturing
CADE Corporate Average Data center Efficiency
CAE Computer-Aided Engineering
CAE computer-aided engineering
CAES compressed air energy storage
CAFC Container on Flat Car
CAFE Corporate Average Fuel Economy
CAGR Compound Annual Growth Rate
CAIV Cost As (An) Independent Variable
CalConnect Calendaring and Scheduling Consortium
CALEA Communications Assistance for Law Enforcement Act
CALS Continuous Acquisition and Life-Cycle Support
CAM corporate account manager
CAM Computer-Aided Manufacturing
CAM-I Consortium for Advanced Manufacturing — International
CAMM Common Assurance Maturity Model
CAMU Computerized Assembly Mock Up
CAN corporate area network
CAP carrierless amplitude/phase
CAP theorem Brewer’s theorem
Capex capital expenditure
CAPI Common Application Programming Interface
CAPM cloud application performance management
CAPOSS CApacity Planning and Operation Sequence Scheduling
CAPP Computer-aided process planning
CAPTCHA Completely Automated Public Turing Test to tell Computers and Humans
CAS Client Access Server
CAS channel-associated signaling
CAS content-addressed storage
CASA Computer and Automated Systems Association
CASE Computer-Aided System Engineering
CASE computer-aided software engineering
CATT Computer Aided Test Tool
CATV community access television
CAVE Cave Automatic Virtual Environment
CB Citizen’s Band Radio
CBA cost-benefit analysis
CBC cipher block chaining
CBSA Component Based Solution Assembly
CBT Computer-Based Training
CBT Changed Block Tracking
CBT computer-based training
CC Common Criteria
CCB Change Control Board
CCD Continuity of Care Document
CCD charge-coupled device
CCEVS Common Criteria Evaluation and Validation Scheme for IT Security
CCIE Cisco Certified Internetwork Expert
CCITT or ITU-T Telecommunication Standardization Sector of the International
CCJ collaborative citizen journalism
CCK Complementary Code Keying
CCM Color Changing Material
CCMM cloud computing maturity model
CCMP Counter Mode with Cipher Block Chaining Message Authentication Code Protocol
CCNA Cisco Certified Network Associate
CCNP Cisco Certified Network Professional
CCO chief customer officer
CCO Corporate or Chief Compliance Officer
CCR Continuity of Care Record
CCR Central Contractor Registration
CCS common channel signaling
CCS hundred call second or centum call second
CCSP Cisco Certified Security Professional
CCTV closed circuit television
CCTV closed circuit television
CD cardholder data
CD compact disc
CD burner CD recorder
CDA Clinical Document Architecture
CDC Centers for Disease Control and Prevention
CDC change data capture
CDD contract delivery date
CDDI Copper Distributed Data Interface
CDE Common Desktop Environment
CDE cardholder data environment
CDF Channel Definition Format
CDI customer data integration
CD-i Compact Disc – interactive
CDMA Code-Division Multiple Access
CDMA One cdmaOne or code-division multiple access one
CDMA2000 IMT-CDMA Multi-Carrier or code-division multiple access 2000
CD-MO CD-Magneto Optical
CDN content delivery network
CDO Chief Digital Officer
CDO Collaboration Data Objects
CDO chief data officer
CDP clean desk policy
CDPD Cellular Digital Packet Data
CDR call detail record
CDR Computed Dental Radiography
CD-R compact disc, recordable
CD-ROM XA Compact Disc – read-only-memory, extended architecture
CD-RW compact disc, rewriteable
CDSL Consumer Digital Subscriber Line
CDSS clinical decision support system
CdTe cadmium telluride
CEBP communications-enabled business processes
CELL Cell processor
CEM customer experience management
CEMS Contract Electronic Manufacturing Services
CEO Chief Executive Officer
CEP complex event processing
CERCLA Comprehensive Environmental Response, Compensation and Litigation
CERN Conseil Europeen pour la Recherche Nucleaire
CERT Computer Emergency Readiness Team
CES Consumer Electronics Show
CF card CompactFlash card
CFAA Computer Fraud and Abuse Act
CFAR Collaboration Forecasting and Replenishment
CFB ciphertext feedback
CFD Computational Fluid Dynamics
CFD computational fluid dynamics
CFI custom factory integration
CFL compact fluorescent light bulb
CFM Continuous Flow Manufacturing
CFML ColdFusion Markup Language
CFO Chief Financial Officer
CFR call failure rate
CG Consumer Goods
CGI common gateway interface
CGMP Current Good Manufacturing Practices
CGO Chief Green Officer
CHAP Challenge-Handshake Authentication Protocol
CHDR Clinical Data Repository/Health Data Repository
CHI Consolidated Health Informatics
CHIME College of Healthcare Information Management Executives
CHKDSK check disk
chmod change mode
CHRO chief human resources officer
CI customer intelligence
CI Continuous Improvement
CI continuous integration
CI competitive intelligence
CIA confidentiality, integrity, and availability
CICS Customer Information Control System
CIDM Customer-Integrated Decision Making
CIDR supernetting or Classless Inter-Domain Routing
CIDR Classless Inter-Domain Routing or supernetting
CIFS Common Internet File System
CIM Common Information Model
CIO Chief Information Officer
CIPE Compressed Integrated Product Engineering
CIR committed information rate
CIS cloud-integrated storage
CIS Center for Internet Security
CISA Certified Information Systems Auditor
CISC complex instruction set computer or computing
Cisco IOS Cisco Internetwork Operating System
Cisco LISP Location Identifier Separation Protocol
CISM certified information security manager
CISO chief information security officer
CISPA Cyber Intelligence Sharing and Protection Act of 2011
CISP-PCI Cardholder Information Security Program – Payment Card Industry Data
Security Standard
CISS Cisco Information Security Specialist
CISSP Certified Information Systems Security Professional
CIW Certified Internet Webmaster
CIW Computer Intensive Workload
CKO chief knowledge officer
CL cluster log
CLASS Capacity Loading and Operation Sequence Scheduling
CLEC competitive local exchange carrier
CLI Common Language Infrastructure
CLI command line interface
Click Fraud pay-per-click fraud
CLM Council For Logistics Management
CLO chief learning officer
cloud DR cloud disaster recovery
cloud NAS cloud network attached storage
CLR Common Language Runtime
clustered NAS Clustered network-attached storage
CM configuration management
CM Contract Manufacturer
CM content management
CMA content management application
CMDB configuration management database
CMDM Collaborative Master Data Management
CMIO Chief Medical Information Officer
CMIP Common Management Information Protocol
CMIS Content Management Interoperability Services
CMM Capability Maturity Model
CMO chief marketing officer
CMOS complementary metal-oxide semiconductor
CMOx conductive metal-oxide
CMR customer-managed relationship
CMRP Capacitated Material Requirements Planning
CMS Centers for Medicare & Medicaid Services
CMS content management system
CMS Conversational Monitor System
CMTS cable modem termination system
CMYK cyan, magenta, yellow, key
CNA converged network adapter
CNC Computer Numerical Control
CNG comfort noise generator
CNO cluster name object
CNR Communication and Networking Riser
CO central office
CO capacity optimization
COA cloud-oriented architecture
COA chart of accounts
COA Continuous Ordering Agreement
COB Chip On Board
COBOL Common Business Oriented Language
COD capacity on demand
COGS Cost of Goods Sold
CoIP communications over Internet Protocol
COLD Computer Output to Laser Disk
colo colocation
COM Component Object Model
Commerce XML cXML or Commerce Extensible Markup Language
CompTIA Computing Technology Industry Association
CONUS continental United States
COO Chief Operating Officer
COO Cost of Ownership
COO Cell of Origin
COPE corporate-owned, personally-enabled
COPPA Children’s Online Privacy Protection Act
COPS Common Open Policy Service Protocol
CORBA Common Object Request Broker Architecture
corporate VM corporate virtual machine
COS Class of Service
CoS Class of Service
COTS Commercial Off The Shelf
COTS commercial off-the-shelf
CP configuration profile
CP Cost Performance
CP control plane
CPCA California Primary Care Association
CPE customer premises equipment
CPG consumer packaged goods
CPIM Certified in Production and Inventory Management
CPIO Chief Process and Innovation Officer
CPL computer pidgin language
CPM corporate performance management
CPM Certified Purchasing Manager
CPM critical path method
CPNI Customer Proprietary Network Information
CPO Chief Procurement Officer
CPOE computerized physician order entry
CPPS Cost Performance Products Sector
CPRM Content Protection for Removable Media
CPS cycles per second
CPT Current Procedural Terminology
CPU central processing unit
CPW Commercial Processing Workload
CQA Certified Quality Auditor
CQE Certified Quality Engineer
CR cognitive radio
CRA customer relationship analysis
CRAC computer room air conditioning unit
CRAH computer room air handler
CRAM challenge-response authentication mechanism
CRC Cyclic Redundancy Check
CRC-4 Cyclic Redundancy Check 4
Credit CARD Act Credit Card Accountability, Responsibility, and Disclosure Act of 2009
CRL Certificate Revocation List
CRM Customer Relationship Management
CRM citizen relationship management
CRM customer relationship management
CRO Chief Risk Officer
CRP Capacity Requirements Planning
CRT Current Reality Tree
CRT cathode ray tube
CRUSH Controlled Replication Under Scalable Hashing
CSA Cloud Security Alliance
CSAT customer satisfaction
CSBB Client Side Browser Based
CSC customer service chat
CSC common short code
CSD circuit switched data
CSI Customer Satisfaction Index
CSIRT Computer Security Incident Response Team
CSMA/CA Carrier Sense Multiple Access/Collision Avoidance
CSMA/CD Carrier Sense Multiple Access/Collision Detect
CSO Chief Strategy Officer
CSO Chief Security Officer
CSP Commerce Service Provider
CSR corporate social responsibility
CSR Carrier Sensitive Routing
CSR Certificate Signing Request
CSS customer service and support
CSS Content Scrambling System
CSS cascading style sheet
CSS customer self-service
CSS1 Cascading Style Sheet, level 1
CSU/DSU Channel Service Unit/Data Service Unit
CSV comma-separated values file
CSV Cluster Shared Volumes
CTC click-to-talk
CTC community technology center
CTCI Computer-to-computer interface
CTD cumulative trauma disorder
CTE Committee on Trade and the Environment
CTFT color thin film transistor
CTG Council for Trade in Goods
CTI computer-telephony integration
CTO Chief Technology Officer
CTO Configure To Order
CTOps team counterthreat operations team
CTP CloudTrust Protocol
CTP Capability To Promise
CTP common test platform
CTR clickthrough rate
CUE carbon usage effectiveness
CULV consumer ultra-low voltage
custom TLD custom domain name suffix
CVC Calibrated Vectored Cooling
CVE Common Vulnerabilities and Exposures
CVO chief visionary officer
CVS Concurrent Versions System
CVV card verification value
CWDM coarse wavelength division multiplexing
CWE Common Weakness Enumeration
CWF common working file
CWNP Certified Wireless Networking Professional
CX consumer experience
CXO chief experience officer
D2D2C disk-to-disk-to-cloud
D2D2T disk-to-disk-to-tape
DA data analytics
DAA Data Access Arrangement
DaaS Desktop as a Service
DaaS provider Desktop as a Service provider
DAB digital audio broadcasting
DAC digital-to-analog conversion
DAC Microsoft Dynamic Access Control
DAFS Direct Access File System
DAG database availability group
DAI Dynamic ARP Inspection
DAM database activity monitoring
DAMA Design Anywhere Manufacture Anywhere
DAML DARPA Agent Markup Language
D-AMPS Digital-Advanced Mobile Phone Service
DAO Data Access Objects
DAQ Data Acquisition
DARC Defense Acquisition Regulatory Council
DARPA Defense Advanced Research Projects Agency
DAS distributed antenna system
DAS direct-attached storage
DASD direct access storage device
DAT Digital Audio Tape
DAW digital audio workstation
DBA database administrator
DBaaS Database as a Service
dBc decibels relative to carrier
dBd decibels related to dipole antenna
dBi decibels relative to isotropic radiator
DBIR Verizon Data Breach Investigations Report
dBm decibels relative to one milliwatt
DBMS Database Management System
DBMS database management system
dBmV decibels relative to one millivolt
DBOR database of record
dBr decibels relative to reference level
DBS demand-based switching
DBS direct broadcast satellite
DB-xx DB-9, DB-15, DB-25, DB-50, DB-68
DC Distribution Center
DC direct current
DCaaS data center as a service
DCB data center bridging
DCE Distributed Computing Environment
DCIE data center infrastructure efficiency
DCIM data center infrastructure management
DCIT Digital Compression of Increased Transmission
DCM dynamic case management
DCMA Defense Contract Management Agency
DCML Data Center Markup Language
DCO data center outsourcing
DCOM Distributed Component Object Model
DCPA Distributed Control Plane Architecture
DCPromo Domain Controller Promoter
DCS Distributed Control System
DDB Amazon Dynamo Database
DDBMS distributed database management system
DDCD Double-Density Compact Disk
DDDM data-driven decision management
DDE Dynamic Data Exchange
DDE Dynamic Data Exchange
DDK driver development kit
DDL Data Definition Language
DDM demand-driven manufacturing
DDM direct digital marketing
DDoS distributed denial-of-service attack
DDR SDRAM double data rate SDRAM
DDS, DDS-1, DDS-2,  
DDS-3, DDS-4 Digital Data Storage
DEC Digital Equipment Corporation
DECT Digital Enhanced Cordless Telecommunications
DEM Dynamic Enterprise Modeling
demarc demarcation point
DEN Directory-Enabled Networking
DES Distributed Execution System
DES Data Encryption Standard
DES discrete event simulation
DFA Design for Assembly
DFAA Design for Automated Assembly
DFB Distributed Feedback
DFD Design for Disassembly
DFE Design For Environment
DFL Demand Flow Leadership
DFM Demand Flow Management
DFM digital footprint management
DFS Distributed Factory System
DFS distributed file system
DFSC Design for Supply Chain
DFT Demand Flow Technology
DG data governance
DHA directory harvest attack
DHCP Dynamic Host Configuration Protocol
DHS U.S. Department of Homeland Security
DICOM Digital Imaging and Communications in Medicine
DID Direct Inward Dialing
DIME Direct Internet Message Encapsulation
DIMM dual in-line memory module
direct Telnet reverse Telnet
DirSync Windows Azure Active Directory Sync
DISA Defense Information Systems Agency
Diskpart Disk Partition Utility
Divx Digital Video Express
DLC data link control
DLL dynamic link library
DLM data life cycle management
DLP data loss prevention
DLT digital linear tape
DMA Direct Memory Access
DMAIC define, measure, analyze, improve, control
DMB digital multimedia broadcasting
DMCA Digital Millennium Copyright Act
DMD Direct Metal Deposition
DMI Digital Migration Interface
DMI Desktop Management Interface
DMP data management platform
DMP dynamic multi-pathing
DMR direct market reseller
DMS Defense Message System
DMT discrete multitone
DMTF Distributed Management Task Force
DMVPN dynamic multipoint VPN
DMZ demilitarized zone
DNC Direct Numerical Control
DNC distributive numerical control
DNG Digital Negative
DNIS Dialed Number Identification Service
DNN DotNetNuke
DNS domain name system
DNSSEC DNS Security Extensions
DNT Do Not Track
DO derived object
DOC Department of Commerce
DOCSIS Data Over Cable Service Interface Specifications
DOD Department of Defense
DOD Direct Outward Dialing
DOE Department of Energy
DOI digital object identifier
DOL Department of Labor
DOLAP Desktop OnLine Analytical Processing
DOLS Domino Off-Line Services
DOM Document Object Model
DoPa DoCoMo Packet Transmission
DoS denial of service
DOS Disk Operating System
DP Design Postponement
DP data plane
DPA differential power analysis
DPI deep packet inspection
dpi dots per inch
DPL Digital Powerline
DPM data protection management
DPMI DOS Protected Mode Interface
DR disaster recovery
DRA data recovery agent
DRaaS disaster recovery as a service
DRAM dynamic random access memory
DRBD Distributed Replicated Block Device
DRC Design Rule Checking
DRDRAM Rambus Dynamic Random Access Memory
DRIPS data reduction in primary storage
DRM digital rights management
DRM device relationship management
DROP delivery of real-time execution information protocol
DRP disaster recovery plan
DRP Distribution Requirements Planning
DRS Storage Distributed Resource Scheduler
DSB Dispute Settlement Body
DSC Digital Still Camera
DSLAM Digital Subscriber Line Access Multiplexer
DSLR camera digital single lense reflux
DSML Directory Services Markup Language
DSN Deep Space Network
DSN data source name
DSO Days Sale Outstanding
DSO data source object
DSO exploit data source object exploit
DSOM Distributed System Object Model
DSP Digital Signal Processor
DSP digital signal processing
DSR Demand signal repository
DSR Dynamic Source Routing
DSRM Directory Services Restore Mode
DSRP Demand Solutions Requirements Planning
DSS decision support system
DSS Decision Support System
DSS Digital Signature Standard
DSSS direct sequence spread spectrum
DSSSL Document Style Semantics and Specification Language
DST Daylight Saving Time
DSTP Data Space Transfer Protocol
DTD Document Type Definition
DTE Direct-to-Edit
DTE Data Terminal Equipment
DTMF dual tone multi frequency
DTN disruption-tolerant network
DTP Distributed Transaction Processing
DTP Digital Text Platform
DTR data transfer rate
DTTV digital terrestrial television
DTV digital television
DTX discontinuous transmission
DUNDi Distributed Universal Number Discovery
Duqu W32.Duqu
DUT Device Under Test
DVB Digital Video Broadcasting
DVD Digital Video Disk
DVD digital video disk
D-VHS Digital Video Home System
DVI Digital Visual Interface
DVMRP Distance Vector Multicast Routing Protocol
DW Data Warehousing
DWDM dense wavelength division multiplexing
DXL Domino Extensible Language
dynamic BPM business process management
dynamic SQL Dynamic Structured Query Language
E&M; ear and mouth
E&O Excess and Obsolete
E. F. Codd Edgar F. “Ted” Codd
E2E exchange-to-exchange
E2K Exchange 2000
E911 Enhanced 911
EA enterprise architecture
EA emotions analytics
EaaS Ethernet as a service
EaaS encryption as a service
EAC Exchange Administration Center
EAI External Application Interface
EAI enterprise application integration
EAM enterprise asset management
EAP employee assistance program
EAP Extensible Authentication Protocol
EB exabyte
EBCDIC Extended Binary Coded Decimal Interchange Code
EBIF Enhanced TV Binary Interchange Format
EBITDA earnings before interest, taxes, depreciation, and amortization
EBPP electronic bill presentment and payment
EBR Electronic Batch Record
EBXML Electronic Business XML
ebXML electronic business xml
EC enterprise collaboration
EC Electronic Commerce
ECASS silence machine or Electronic Controlled Acoustic Shadow System
ECB Electronic Code Book
ECC Error Correction Code
ECC elliptical curve cryptography
ECC error correction code or error checking and correcting
ECCS European Cloud Computing Strategy
E-CD enhanced CD
ECDL European Computer Driving License
ECM Engineering Change Management
ECM enterprise content management
ECMAScript European Computer Manufacturers Association Script
ECN Electronic Change Notice
ECO Engineering (or Electronic) Change Order
ECOphlex PHase-change Liquid EXchange
ECPA Electronic Communications Privacy Act
ECR Efficient Consumer Response
ECRC Electronic Commerce Resource Center
EDA Electronic Document Access
EDA event-driven architecture
EDE electronic disposal efficiency
EDGAR Electronic Data Gathering, Analysis and Retrieval
EDGE Enhanced Data GSM Environment
EDI Electronic Data Interchange
EDI Electronic Data Interchange
EDIFACT Electronic Data Interchange for Administration, Commerce and Transport
EDL enhanced driver’s license
EDM enterprise document management
EDM Electronic Discharge Machine
EDM Electrical Discharge Machine or Machining
EDM Electronic Document Management
EDMS Engineering Document Management Systems
EDO RAM extended data output RAM
EDP electronic data processing
EDR enterprise data replication
EDRAM enhanced dynamic random access memory
EDRM electronic discovery reference model
EEF Encyclopedia of Ethical Failure
EEOC Equal Employment Opportunity Commission
EEPROM electrically erasable programmable read-only memory
EES Engineering Execution Systems
EES Escrowed Encryption Standard
EF sensing electric field sensing
EFF Electronic Frontier Foundation
EFI Electronic Freight Invoice
EFS Encrypting File System
EFT Electronic Funds Transfer
EFT Electronic Funds Transfer
EggFusion egg-vertising
EGP Exterior Gateway Protocol
EHR electronic health record
EI emotional intelligence
EIA Electronic Industries Association or Electronics Industries Alliance
EIC Earned Income Credit
eICU electronic intensive care unit
EIDE Enhanced Integrated Drive Electronics
EIGRP Enhanced Interior Gateway Routing Protocol
EIM enterprise information management
EIM Enterprise Identity Mapping
eInk E Ink
EIP enterprise information portal
EIS Executive Information System
EISA Extended Industry Standard Architecture
EISA Extended Industry Standard Architecture
EJB Enterprise JavaBeans
ELED entangled light-emitting diode
ELF extremely low frequency
ELM event log manager
ELMS Event log management software
ELT Extract, Load, Transform
ELV End of Life Vehicle
EMAS Eco-Management and Audit Scheme
EMC Exchange Management Console
EMCCA EMC cloud architect certification
EME moonbounce or Earth-Moon-Earth
EMET Microsoft Enhanced Mitigation Experience Toolkit
EMF Enhanced MetaFile
EMI Early Manufacturing Involvement
EMI electromagnetic interference
eMLC enterprise MLC
EMM enterprise mobility management
EMP electromagnetic pulse
EMR electronic medical record
EMS Microsoft Exchange Management Shell
EMS Effective Management Systems
EMS Enhanced Messaging Service
ENISA European Network and Information Security Agency
e-nose electronic nose
EoIP Electricity over IP
EOL end of life
EOM end of message
EOP Microsoft Exchange Online Protection
EOQ Economic Order Quantity
EPA Microsoft Exchange Server Profile Analyzer
EPC Evolved Packet Core
EPD electronic paper display
EPEAT Electronic Product Environmental Assessment Tool
EPG electronic program guide
ePHI electronic protected health information
EPIC Electronic Privacy Information Center
EPIC Explicitly Parallel Instruction Computing
EPOD electronic publishing on demand
EPOP Ethernet point-of-presence
EPP/ECP Enhanced Parallel Port/Enhanced Capability Port
EPR endpoint reference
ERA Electronic Remittance Advice
ERC Engineering Reseach Center
ERD or ER diagram entity-relationship diagram
ERM enterprise relationship management
ERM Environmental Resource Management
ERM enterprise resource management
ERM Group Environmental Resource Management
ERM or ER model entity-relationship model
ERMS email response management service
ERP Enterprise Resource Planning
ERP enterprise resource planning
ERS Evaluated Receipt Settlement
eRx e-prescribing
ESA Enterprise Services Architecture
ESB enterprise service bus
ESCD Extended System Configuration Data
ESCON Enterprise Systems Connection
ESD electrostatic discharge
ESDI Enhanced Small Device Interface
ESDRAM Enhanced Synchronous DRAM
ESE Environmentally Sustainable Electronics
ESI electronically stored information
ES-IS End System-to-Intermediate System
ESMR Enhanced Specialized Mobile Radio
ESMTP Extended Simple Mail Transfer Protocol
ESP event stream processing
ESS employee self-service
Ethernet/IP Ethernet Industrial Protocol
ETL extract, transform, load
ETM Enterprise Transportation Management
ETO Engineer To Order
ETP Enterprise Transportation Planning
ETRN Extended Turn
ETSI European Telecommunications Standards Institute
EUC platform end user computing platform
EULA End User License Agreement
EUTELSAT European Telecommunications Satellite Organization
EUVL extreme ultraviolet lithography
EV Electric Vehicle
EVA Economic Value Added
EV-DO 1x Evolution-Data Optimized
EVM Earned Value Management
EWS Exchange Web Services
EWSD Electronic Worldwide Switch Digital
ExBPA Exchange Best Practices Analyzer
ExRCA Exchange Remote Connectivity Analyzer
EZ/EC Empowerment Zone/Enterprise Community
ezine electronic magazine
FA Flexible Automation
FACTA Fair and Accurate Credit Transactions Act
FAQ frequently-asked questions
FAR Federal Acquisition Regulation
FAS Final Assembly Schedule
FASAB Federal Accounting Standards Advisory Board
FASAB Federal Accounting Standards Advisory Board
FAT file allocation table
FAWN fast array of wimpy nodes
FBE Framework Based Environment
FC Windows Azure Fabric Controller
FCA Flip Chip Assembly
FC-AL Fibre Channel Arbitrated Loop
FCAPS fault-management, configuration, accounting, performance, and security
FCC Federal Communications Commission
FCIA Fibre Channel Industry Association
FCIP or FC/IP Fibre Channel over IP
FCoE Fibre Channel over Ethernet
FCP Finite Capacity Planning
FC-PGA flip chip-pin grid array
FCR first call resolution
FCRA Fair Credit Reporting Act
FCRA Fair Credit Reporting Act
FCS Finite Capacity Scheduling
FDCC Federal Desktop Core Configuration
FDDI Fiber Distributed Data Interface
FDE full-disk encryption
FDI Foreign Direct Investment
FDIC Federal Deposit Insurance Corporation
FDM frequency-division multiplexing
FDMA frequency division multiple access
FEC forward error correction
FECN/BECN forward explicit congestion notification/backward explicit congestion
FED field emission display
FedRAMP Federal Risk and Authorization Program
FedRAMP 3PAO third-party assessment organization
FEM Finite Elements Method
FERC Federal Energy Regulatory Commission
FERPA Family Educational Rights and Privacy Act of 1974
FET field-effect transistor
FFIEC compliance Federal Financial Institutions Examination Council
FG-D Feature Group D
FHA Federal Health Architecture
FHIE Federal Health Information Exchange
FI Fast Infoset
FICON Fiber Connectivity
FIFO First In, First Out
FIFO first-in, first-out
FIM federated identity management
FinCEN Financial Crimes Enforcement Network
FINRA Financial Industry Regulatory Authority
FiOS Fiber Optic Service
FIP Factory Information Protocol
FIP Fair Information Practices
FIPS Federal Information Processing Standards
FIPS Federal Information Processing Standards
FIS Factory Information System
FISMA Federal Information Security Management Act
FITCE Federation of Telecommunications Engineers of the European Community
FIX protocol Financial Information Exchange protocol
Fizt physics tool
FLOPS floating-point operations per second
FLSA Fair Labor Standards Act
FLSM fixed-length subnet mask
FLT Fermat’s Last Theorem
FM frequency modulation
FMAC Flexible Mandatory Access Control
FMC fixed-mobile convergence
FME Feature Manipulation Engine
FMEA Failure Mode and Effect Analysis
FMEA failure mode and effective analysis
FMP FileMaker
FMS Flexible Manufacturing System
FMS fixed-mobile substitution
FnR Find and replace
FOB fresh out of the box
FOLED flexible organic light emitting device
FOPE Forefront Online Protection for Exchange
FOSS Free and open source software
FP Finite Planning
FP fat provisioning
FP&A financial planning and analysis
FPCA Foreign Corrupt Practices Act
FPDS Federal Procurement Data System
FPGA field-programmable gate array
FPI Federal Prison Industries
FPM federated presence management
FPM DRAM Fast Page Mode DRAM
FpML Financial Products Markup Language
FPP Full Packaged Product
fps frames per second
fps system of units foot-pound-second system of units
FPT Fine Pitch Technology
FPU floating point unit
FQA frequently questioned answers
FQDN fully qualified domain name
FRA Federal Railroad Administration
FRAD frame relay access device or frame relay assembler/dissembler
FRAM ferroelectric RAM
FRCP Federal Rules of Civil Procedure
FROG Free Roaming On Grid
FRR fast retransmit and recovery
FRT Future Reality Tree
FRU field-replaceable unit
FRU Field Replaceable Units
FSAN Full Services Access Network
FSB frontside bus
FSF Free Software Foundation
FSK frequency-shift keying
FSML Financial Services Markup Language
FSO free-space optics
FSP full-service provider
FSRM File Server Resource Manager
FTA Federal Transit Authority
FTAM File Transfer Access Method
FTC Federal Trade Commission
FTP File Transfer Protocol
FTP cable foil screened twisted pair cable
FTS file full-text search file
FTTC fiber to the curb
FTTH fiber to the home
FTTx fiber to the x
FUD Fear, Uncertainty, and Doubt
FUN focus on user needs
Fwbuilder Firewall Builder
Fx3 or FF3 Firefox 3
FYI for your information
G2G government to government
GAAP Generally Accepted Accounting Principles
GAAP generally accepted accounting standards
GaAs gallium arsenide
GaAsFET gallium arsenide field-effect transistor
GAL Microsoft Exchange Global Address List
GALP Good Automated Laboratory Practices
GAN Generic Access Network
GaN gallium nitride
GAO Government Accountability Office
GAO General Accounting Office
GARP Generic Attribute Registration Protocol
GATE General Architecture for Text Engineering
GATS General Agreement on Trade in Services
GATT General Agreement on Tariffs and Trade
GB gigabyte
GBIC gigabit interface converter
Gbps billions of bits per second
G-cloud government cloud
GDMO Guidelines for Definition of Managed Objects
GDP Gross Domestic Product
Geek Games IT Olympics
GEM Generic Equipment Model
Generation F Generation Facebook
GESTALT Grid-based Estimation of Surface Traversability Applied to Local Terrain
GFEBS General Fund Enterprise Business System
GHz gigahertz
GIA Government Information Awareness
GID group ID or global index file
GIF Graphics Interchange Format
GIF89a Graphics Interchange Format Version 89a
gigapop gigabit point-of-presence
GIGO garbage in, garbage out
GII global information infrastructure
GIMP GNU Image Manipulation Program
GIS geographic information system
GL general ledger
GLBA Gramm-Leach-Bliley Act
GLONASS Globalnaya Navigatsionnay Sputnikovaya Sistema
GlusterFS Gluster File System
GLV grating light valve
GML Generalized Markup Language
GMP Good Manufacturing Practices
GMP good manufacturing practice
GMPLS Generalized Multiprotocol Label Switching or Multiprotocol Lambda Switching
GMROI Gross Margin Return on Investment
GNEC Global Network Enterprise Construct
GNOME GNU Network Object Model Environment
GNOME GNU Network Object Model Environment
GNSS Global Navigation Satellite System
GNU General Public  
License GNU GPL or simply GPL
go bosh Go Big or Stay Home
Google Play Android Market
gOS good operating system
GP Editor Group Policy Editor
GPF general protection fault
GPO Group Policy Object
GPRS General Packet Radio Services
GPS Global Positioning System
GPS messaging Global Positioning System messaging or mid-air messaging
GPU graphics processing unit
GRC Governance, Risk and Compliance
GRC governance, risk management and compliance
GRE Generic Routing Encapsulation
green IT green information technology
GRUB GRand Unified Bootloader
GSM Microsoft System Center Global Service Monitor
GSM Global System for Mobile communication
GTAG Global Tag
gTLD generic top-level domain name
GTM strategy go-to-market strategy
GUA graphical password or graphical user authentication
guest VM guest virtual machine
GUI graphical user interface
GUI testing graphical user interface testing
GUID global unique identifier
GUM Global Update Manager
GVRP GARP VLAN Registration Protocol or Generic VLAN Registration Protocol
GWAC governmentwide acquisition contract
Gy gray
H.R. 744 I-SPY Act — Internet Spyware Prevention Act of 2005
H/m henry per meter
HA high availability
HA cluster high availability cluster
HA storage high-availability storage
HaaS Hardware as a Service
HAL hardware abstraction layer
HALO High Altitude Long Operation
Hardy Heron Ubuntu 8.04 LTS Server Edition
HASA Highly Accelerated Stress Audit
HAVA Help America Vote Act of 2002
HAVi Home Audio Visual
HBA host bus adapter
HCCA Health Care Compliance Association
HCI human-computer interaction
HCM human capital management
HDCD High Definition Compatible Digital
HDCP High-bandwidth Digital Content Protection
HDD hybrid hard disk drive
HDD hard disk drive
HD-DVD high-density DVD
HDFS Hadoop Distributed File System
HDLC High-level Data Link Control
HDMI High-Definition Multimedia Interface
HDML Handheld Device Markup Language
HD-ROM High-Density – Read Only Memory
HDSL High bit-rate Digital Subscriber Line
HDTV high definition television
HFC network hybrid fiber coaxial network
HFT high-frequency trading
HFTP Hospitality Financial and Technology Professionals
HH Hand Held
HHD hybrid hard drive
HHR hybrid health record
HHS Health and Human Services
HIDS/NIDS host intrusion detection systems and network intrusion detection systems
HIE health information exchange
HIMSS Healthcare Information and Management Systems Society
HIPAA Health Insurance Portability and Accountability Act
HIPAA omnibus rule Health Insurance Portability and Accountability Act of 1996 omnibus rule
HIPPI High-Performance Parallel Interface
HiPPO highest paid person’s opinion, highest paid person in the office
HIPS host intrusion prevention systems
HIT Health IT
HITA Hospitality Information Technology Association
HITECH Act Health Information Technology for Economic and Clinical Health Act
HKEY Handle to Registry Key
HLASM High Level Assembler
HLD hardware load-balancing device
HLR Home Location Register
HMAC Hash-based Message Authentication Code
HMD Head Mounted Display
HMI Human Machine Interface
HMIPv6 Hierarchical Mobile IPv6
HOLAP or Hybrid OLAP hybrid online analytical processing
HomeRF home radio frequency
HP High Performance
HP Hewlett-Packard
HP CSN HP Channel Services Network
HP VSE HP Virtual Server Environment
HPC high-performance computing
HPCC High Performance Computing and Communications
HPFS High Performance File System
HP-GL Hewlett-Packard Graphics Language
HPNA Home Phoneline Networking Alliance
HPPS High Performance Product Sector
HPSS High Performance Storage System
HPV High Production Volume
HR human resources
HR Human Resources
HRM human resource management
HRM Human Resource Management
HS 2.0 Hot Spot 2.0
HSCSD High-Speed Circuit-Switched Data
HSDPA High-Speed Downlink Packet Access
HSM Hierarchical Storage Manager
HSM Hierarchical Storage Management
HSPA high speed packet access
HSPD-7 Homeland Security Presidential Directive No. 7
HSRP Hot Standby Router Protocol
HSSI High-Speed Serial Interface
HT server hub transport server
HTF Higgins Trust Framework
HTML Hypertext Markup Language
HTTP Hypertext Transfer Protocol
HTTPD Hypertext Transfer Protocol daemon
HTTPS HTTP over SSL or HTTP Secure
HUD Heads Up Display
HUD heads-up display
HVAC heating, ventilation, and air conditioning
HVD hosted virtual desktop
HVD holographic versatile disc
I&T; integration testing or integration and testing
I/O Input Output
I/O input/output
I/O contention input/output contention
I/O fencing input/output fencing
I18N internationalization
I2C bus Inter-IC bus
IA internal audit
IaaS Infrastructure as a Service
IAB Internet Advertising Bureau
IAB Internet Architecture Board
IAM identity access management
IAM integrated access management
IANA Internet Assigned Numbers Authority
IAO Information Awareness Office
IAP Internet access provider
IAX Inter-Asterisk Exchange Protocol
IBM International Business Machines
IBM TSM IBM Tivoli Storage Manager
IBP integrated business planning
IC integrated circuit
ICANN Internet Corporation for Assigned Names and Numbers
IC-BPMS integration-centric business process management suite
ICD-10-CM International Classification of Diseases, Tenth Revision, Clinical
ICD-9-CM International Classification of Diseases, Ninth Revision, Clinical
ICE Information and Content Exchange
ICE in-circuit emulator
ICE In Case of Emergency
IcM incident management
ICM file Image Color Matching file
ICMP Internet Control Message Protocol
ICMP sweep ping sweep
ICP Internet commerce provider
ICR intelligent character recognition
ICS Android 4.0 Ice Cream Sandwich
ICT information and communications technology – or technologies
ICT4D Information and Communications Technologies for Development
ID intrusion detection
IDaaS identity as a Service
IDE integrated development environment
IDE Integrated Drive Electronics
IDEA International Data Encryption Algorithm
IDEF Integrated Definition
iDEN Integrated Digital Enhanced Network
IDF interface device
IDIS Integrated Disbursement and Information System
IDL interface definition language
IDoc intermediate document
IDS intrusion detection system
IE Internet Explorer
IEAK Internet Explorer Administration Kit
IEC International Electrotechnical Commission
IEEE Institute of Electrical and Electronics Engineers
IETF Internet Engineering Task Force
iFCP Internet Fibre Channel Protocol
IG Inspector General
IGMP Internet Group Management Protocol
IGP Interior Gateway Protocol
iHT2 Institute for Health Technology Transformation
IIOP Internet Inter-ORB Protocol
IIS Internet Information Server
IKE Internet Key Exchange
ILEC incumbent local exchange carrier
ILM information life cycle management
IM infrastructure management
IMA inverse multiplexing over ATM
IMAP Internet Message Access Protocol
IMCS Inventory Management and Control System
IMEI International Mobile Equipment Identity
IMHO in my humble opinion
IMS Intelligent Manufacturing Systems
IMS IP Multimedia Subsystem
IMS Information Management System
IMS Intelligent Manufacturing Systems
IMT International Mobile Telephone
IMTI Integrated Manufacturing Technology Initiative
IN Intelligent Network
Intel VT Virtualization Technology
InterNIC Internet Network Information Center
IOPS Input/Output Operations Per Second
IOS Input/Output Supervisor
IoT Internet of Things
IoT botnet Internet of Things botnet
IoT security Internet of Things security
IOTP Internet Open Trading Protocol
IOV I/O virtualization
IP address Internet Protocol Address
IP core intellectual property core
IP PBX private branch exchange
IP spoofing IP address forgery or a host file hijack
IP telephony Internet Protocol telephony
IPAM IP address management
IPC Institute for Interconnecting and Packaging Electronic Circuits
IPC interprocess communication
IPI Intelligent Peripheral Interface
IPL initial program load
IPLC international private leased circuit
IPM intelligent power management
IPMI Intelligent Platform Management Interface
IPO initial public offering
IPP Internet presence provider
IPPD Integrated Product and Process Development
IPPP Internet presence provider and promoter
IPR Intellectual Property Rights
IPS In-Plan Switching
IPsec Internet Protocol Security
IPT Integrated Product Team
IPTV Internet Protocol television
IPv6 Internet Protocol Version 6
IPX Internetwork Packet Exchange
IR infrared radiation
IR wireless infrared wireless
IRC Internet Relay Chat
IrDA Infrared Data Association
IRI Industrial Research Institute
IRIS Internet Routing in Space
IRM Integrated Resource Management
IRP incident response plan
IRQ interrupt request
IRR internal rate of return
IRTF Internet Research Task Force
IRU Indefeasible Right of Use
IS Information System
IS information system or information services
ISA Industry Standard Architecture
ISA Server Internet Security and Acceleration Server
ISAM Indexed Sequential Access Method
ISAPI Internet Server Application Program Interface
ISBN International Standard Book Number
iSCSI Internet Small Computer System Interface
iSCSI target Internet Small Computer System Interface target
ISDN Integrated Services Digital Network
ISE Cisco Identity Services Engine
IS-IS Intermediate System-to-Intermediate System protocol
ISO International Standards Organization
ISO 8327 ITU X.225
ISO/IEC 24734 International Standards Organization/International Electrotechnical
ISP Internet service provider
ISPF Interactive System Productivity Facility
ISR G2 Cisco Integrated Service Routers Generation 2
ISRC International Standard Recording Code
ISRS information storage and retrieval system
ISSU in-service software upgrade
ISV Independent Software Vendor
ISV independent software vendor
IT information technology
IT audit information technology audit
IT director information technology director
IT MOOSE management maintain and operate the organization, systems and equipment
ITA Information Technology Agremeement
ITAA Information Technology Association of America
ITaaS IT as a Service
ITAC International Telework Association and Council
ITIL Information Technology Infrastructure Library
IT-ISAC Information Technology Information Sharing and Analysis Center
ITS issue tracking system
ITS Intelligent Transportation System
ITS Internet Transaction Server
ITSM IT Service Management
ITSO International Technical Support Organization
ITSS Information Technology Solutions Shop
ITU International Technical Union
ITU International Telecommunication Union
ITU-T Telecommunication Standardization Sector of the International
Telecommunications Union
IV initialization vector
IVR Interactive Voice Response
IXC interexchange carrier
  J2EE Java 2 Platform, Enterprise Edition
J2ME Java 2 Platform, Micro Edition
JAAS Java Authentication and Authorization Service
JAD Joint Application Development
JANET Joint Academic Network
JAQL json query language
JAR file Java ARchive
JAX-RPC Java API for XML-Based RPC
JAX-WS Java API for XML Web Services
JBI Java Business Integration
JBIG Joint Bi-level Image Experts Group
JBOD just a bunch of disks or just a bunch of drives
JCE Java Cryptography Extension
JCL job control language
JDBC Java Database Connectivity
JDBC Connector Java Database Connectivity Connector
JDK Java Development Kit
JDO Java Data Objects
JEDEC SDRAM Joint Electron Device Engineering Council synchronous DRAM
JeOS just enough operating system
JES Job Entry Subsystem
JFC Java Foundation Classes
JHTML Java within Hypertext Markup Language
JIC manufacturing just-in-case manufacturing
JIT Just In Time
JIT just-in-time compiler
JIT manufacturing just-in-time manufacturing
JMS Java Message Service
JMX Java Management Extensions
JNDI Java Naming and Directory Interface
JOBS Act Jumpstart Our Business Startups Act
JOLAP Java Online Analytical Processing
JPEG Joint Photographic Experts Group
JRE Java Runtime Environment
JSML Java Speech API Markup Language
JSON Javascript Object Notation
JSP Java Server Page
JTAPI Java Telephony Application Programming Interface
JVM Java virtual machine
JXTA juxtaposed
KB or Kbyte* kilobyte
KBA knowledge-based authentication
KBE Knowledge-Based Engineering
Kbps kilobits per second
KBW keyboard wedge
KDE K Desktop Environment
KGD Known Good Die
kHz kilohertz
KISS Principle Keep It Simple, Stupid
KLOC thousands of lines of code
KM knowledge management
KMD Kazaa Media Desktop
KML Keyhole Markup Language
KPI key performance indicator
KPI Key Performance Indicator
KRI key risk indicator
KVM kernel-based Virtual Machine
KVP key-value pair
KW Knowledge Warehouse
kWh kilowatt-hour
l10n localization
L2TP Layer Two Tunneling Protocol
LAMP Linux, Apache, MySQL, PHP
LAN local area network
LAR Large Account Reseller
LATA local access and transport area
LB film Langmuir-Blodgett film
LBA logical block addressing
LBM location-based marketing
LBO leveraged buyout
LBS location-based service
LC Low Cost
LCA Life Cycle Assessment
LCC limited combustible cable
LCC Leadless Chip Carrier
LCD liquid crystal display
LCL Less Than Container Load
LCL layer Logical Link Control layer
LCP Link Control Protocol
LCPC Life Cycle Product Cost
LDAP Lightweight Directory Access Protocol
LDCM LANDesk Client Manager
LDD locked down device
LDIF Lightweight Directory Interchange Format
LDQ longest delay in queue
LDSI Laboratory Data Sharing Interoperability
LEAP Lightweight Extensible Authentication Protocol
LEC local exchange carrier
LED light-emitting diode
LED TV LED-backlight LCD television
LEED Leadership in Energy and Environmental Design
LES Logistics Execution System
Lex lexical analyzer generator
LHC Large Hadron Collider
LI location intelligence
LI lawful interception
LIDB line information database
Li-Ion Lithium Ion battery
LILO LInux LOader
linear IC linear integrated circuit
LINQ Language Integrated Query
LISP list processing
live USB operating system on a stick
LMDS Local Multi-Point Distribution System
LMDS Local Multipoint Distribution System
LMGTFY Let Me Google That For You
LMOF last mile of finance
LMS learning management system
LNA Local Noise Amplifier
LNP Local Number Portability
LOB line-of-business
LOINC Logical Observation Identifiers Names and Codes
LOM lights-out management
LP Lean Production
LPAR logical partition
LPT line print terminal
LQSR Link Quality Source Routing
LRN Location Routing Number
LSB Linux Standard Base
LSI Large Scale Integration
LTC longitudinal time code
LTE Long Term Evolution
LTE-Advanced Long Term Evolution-Advanced
LTFS Linear Tape File System
LTL Less Than Truckload
LTO Linear Tape-Open
LU logical unit
LUN logical unit number
LVS Layout Verification Systems
M&A; mergers and acquisitions
M&O; Management and Operations
M&S Modeling and Simulation
M2M machine-to-machine
M2M machine-to-machine
M3U Moving Picture Experts Group Audio Layer 3 URL
MAC mandatory access control
MAC message authentication code
MAC address Media Access Control address
MAC layer Media Access Control layer
MAD Mobile Active Defense
MADE Manufacturing Automation and Design Exploration
mAh milliampere hour
MAID massive array of idle disks
malware malicious software
MAM mobile application management
MAM mobile application manager
MAN metropolitan area network
MAPI Messaging Application Program Interface
MAU media attachment unit
MB megabyte
MBean managed bean
MBone Multicast Internet
MBps megabytes per second
Mbps millions of bits per second or megabits per second
MBR Master Boot Record
MC Mass Customization
MCA Microsoft Connectivity Analyzer
MCA Micro Channel Architecture
MCE Microsoft Certified Educator
MCL Mesh Connectivity Layer
MCM multi-carrier modulation
Mcps megachips per second
MCS Manufacturing Control System
MCSA Microsoft Certified Solutions Associate
MCSD Microsoft Certified Solution Developer
MCSE Microsoft Certified Systems Engineer
MCSE Private Cloud Microsoft Certified Solutions Expert Private Cloud
MDB multidimensional database
MDD model-driven development
MDI Multiple Document Interface
MDI/MDIX medium dependent interface/MDI crossover
MDM master data management
MDM mobile device management
MDOP 2012 Microsoft Desktop Optimization Pack 2012
MDP Multicast Dissemination Protocol
MDRAM Multibank Dynamic RAM
MDX multidimensional expressions
MEAP mobile enterprise application platform
MEMS Micro-electromechanical Systems
MEMS micro-electromechanical systems
MEO satellite medium earth orbit satellite
MEP Manufacturing Extension Partnership
MES Manufacturing Execution System
MESA Manufacturing Execution System Association
MFA multifactor authentication
MFC Library Microsoft Foundation Class Library
MFP multifunction peripheral
MFSK multiple frequency shift keying
MFT managed file transfer
MFT master file table
MGCP Media Gateway Control Protocol
MHM VMware vCenter Multi-Hypervisor Manager
MHP Multimedia Home Platform
MHz megahertz
MIB management information base
MIC microwave integrated circuit
MICR magnetic ink character recognition
micro VM micro virtual machine
Microsoft DCA Microsoft DirectAccess Connectivity Assistant
Microsoft FIM Microsoft Forefront Identity Manager
Microsoft UE-V User Experience Virtualization
Microsoft USMT User State Migration Tool
MID mobile Internet device
MIDI Musical Instrument Digital Interface
MIM mobile information management
MIME Multi-Purpose Internet Mail Extensions
MIMO multiple input, multiple output
MIPS million instructions per second
MIS management information systems
MISO multiple input, single output
MLA mobile location analytics
MLC multi-level cell
MMC mobile-to-mobile convergence
MMC MultiMediaCard
MMC Microsoft Management Console
MMDS Multichannel Multipoint Distribution Service
MMI Man Machine Interface
MMIS Maintenance Management Information System
MMP multichassis multilink PPP
MMS Multimedia Messaging Service
MMS Manufacturing Message Specification
MMU memory management unit
MO magneto-optical drive
mobile BaaS mobile Backend as a Service
Mobile IPv6 MIPv6 or Mobile Internet Protocol version 6
mobile IT mobile information technology
mobile VPN mobile virtual private network
moblog mobile blog
MOF Microsoft Operations Framework
MOL middle of life
MOLAP multidimensional online analytical processing
MOM Manufacturing operation management
MOOC massive open online course
MOS mean opinion score
MOSFET metal-oxide semiconductor field-effect transistor
MOSPF Multicast Open Shortest Path First
MOSS Microsoft Office SharePoint Server
MOU or MoU memorandum of understanding
MOVE Aruba’s Mobile Virtual Enterprise
MP3 MPEG-1 Audio Layer-3
MPEG Moving Picture Experts Group
MPEG standards Moving Picture Experts Group
MPI message passing interface
MPI master patient index
MPIO Multipath I/O
MPLS Multiprotocol Label Switching
mPOS mobile point of sale
MPP massively parallel processing
MPPE Microsoft Point-to-Point Encryption
MPS Master Production Schedule
MPS managed print services
MRAM magnetoresistive random access memory
MRI magnetic resonance imaging
MR-IOV Multi-Root IOV
mrouter multicast router
MRP Manufacturing Resource Planning
MRP II Manufacturing resource planning
MrSID Multi-resolution Seamless Image Database
mSATA SSD mSATA solid-state drive
MSAU multistation access unit
MSBF mean-swap-between-failure
MSCMDM Microsoft System Center Mobile Device Manager
MSCS Microsoft Cluster Server
MS-DOS Microsoft Disk Operating System
MSDS Material Safety Data Sheet
MSE Microsoft Security Essentials
MSP managed service provider
MSP management service provider
MSP platform managed service provider platform
MSRP Message Session Relay Protocol
MSS managed security services
MSS mobile satellite services
MSS maximum segment size
MSSP managed security service provider
MT medical transcription
MTBF mean time between failures
MTO Make To Order
Mtops million theoretical operations per second
MTPOD maximum tolerable period of disruption
MTS medical transcription software
MTS Make To Stock
MTS Microsoft Transaction Server
MTTR Mean Time To Restore
MTTR mean time to repair
MTU maximum transmission unit
MUA mail user agent
MUD Multi-User Dungeon
Multics Multiplexed Information and Computing Service
MULTOS Multiple Operating System
mutex mutual exclusion object
MV machine vision
MVA Microsoft Virtual Academy
MVC model-view-controller
MVMC Microsoft Virtual Machine Converter
MVNO mobile virtual network operator
MVP Microsoft Most Valuable Professional
MVS Multiple Virtual Storage
MX record Mail Exchange record
NaaS network-as-a-service
NAC network access control
NACHA National Automated Clearing House Association
NAHIT National Alliance for Health Information Technology
NAK negative acknowledgment or not acknowledged
NAP Microsoft Network Access Protection
NAP network access point
NAS network access server
NAS network-attached storage
NASDAQ National Association of Securities Dealers Automated Quotations
NAT Network Address Translation
NBA network behavior analysis
NBAD network behavior anomaly detection
NBAR Network Based Application Recognition
NBMA non-broadcast multiple access
NC network computer
NCA native cloud application
NCFA National Call Fee Access
NCM network configuration management
NCMS National Center for Manufacturing Sciences
NCSC National Computer Security Center
NCVHS National Committee on Vital and Health Statistics
NDA non-disclosure agreement
NDIS Network Driver Interface Specification
NDMP Network Data Management Protocol
NDS Novell Directory Services
near CDP near-continuous data protection
NECP National Emergency Communications Plan
NED nano-emissive display
NEDSS National Electronic Disease Surveillance System
NEOSSat Near Earth Object Surveillance Satellite
NERC North American Electric Reliability Corporation
NERC CIP critical infrastructure protection
nested VM nested virtual machine
NetBEUI NetBIOS Extended User Interface
NetBIOS Network Basic Input/Output System
NetPC Network PC
Net-SNMP Net Simple Network Management Protocol
NeXT near-end crosstalk
Nexus 1000V Cisco Nexus 1000V
NFC Near Field Communication
NFR not for resale
NFS Network File System
NFTS national file tracking system
NFV network functions virtualization
NGFW next-generation firewall
NGO non-governmental organization
NGSCB Next Generation Secure Computing Base
NHII National Health Information Infrastructure
NHIN Nationwide Health Information Network
NHRP Next Hop Resolution Protocol
NI network intelligence
Ni2 Net indexer 2
NIAP National Information Assurance Partnership
NIC network interface card
NIC handle Network Information Center handle
Ni-Cd or NiCd Nickel-Cadmium battery
Nicira NVP Nicira Network Virtualization Platform
NIH National Institutes of Health
Ni-MH or NiMH Nickel-Metal Hydride battery
NIS Network Information System
NIST National Institute of Standards and Technology
NIST National Institute of Standards and Technology
NJE Network Job Entry
NLM National Library of Medicine
NLP natural language processing
NMTA National Machining and Tooling Association
NNI National Nanotechnology Initiative
NNM Network Node Manager
NNTP Network News Transfer Protocol
no op no operation
NOC network operations center
NOS network operating system
NoSQL Not Only SQL
NPD product development or new product development
NPE non-practicing entity
NPI national provider identifier
NPI New Product Introduction
NPIV N_Port ID virtualization
NPV Net present value
NQF National Quality Forum
NRLA National Labor Relations Board
NRZ non-return-to-zero
NSA National Security Agency
NSAP Network Service Access Point
NSAPI Netscape Server Application Programming Interface
NSIS Next Steps in Signaling
NSP network service provider
NT1 network terminator 1
NTBackup Microsoft Windows NT backup
NTFS NT file system; sometimes New Technology File System
NTP Network Time Protocol
NTR Normal Trade Relations
NTS Number Translation Service
NTSC National Television Standards Committee
NTU nuclear time unit
NUI natural user interface
NUMA non-uniform memory access
NURBS nonuniform rational B-spline
NUS network unified storage
NVGRE Network Virtualization using Generic Routing Encapsulation
NVLAP National Voluntary Laboratory Accreditation Program
NVMe non-volatile memory express
NVS nonvolatile storage
NWR NOAA Weather Radio
OA&M operations, administration, and management
OAB offline address book
OASIS Organization for the Advancement of Structured Information Standards
OASIS Organization for the Advancement of Structured Information Standards
OBI Open Buying on the Internet
OCC Office of the Comptroller of the Currency
OCM organizational change management
OCNCC Oracle Communications Network Charging and Control
OCR Office for Civil Rights
OCR optical character recognition
OCSP Online Certificate Status Protocol
OCW MIT OpenCourseWare
OCx Optical Carrier levels
ODBC Open Database Connectivity
ODCA Open Data Center Alliance
ODF Open Document Format
ODI Open Data-Link Interface
ODIN Open Data Center with an Interoperable Network
ODIN Open Device Identification Number
ODL Open and Distance Learning
ODM Original Design Manufacturer
ODMA Open Document Management API or Application Program Interface
ODMR On-Demand Mail Relay
ODP Open Directory Project
ODS Ozone Depleting Substance
ODS operational data store
ODX Offloaded Data Transfer
OEBF Open Electronic Book Forum
OECD Organization for Economic Cooperation and Development
OEE Original Equipment Effectiveness
OEM Original Equipment Manufacturer
OEM original equipment manufacturer
OFB output feedback
OF-Config OpenFlow Configuration and Management Protocol
OFDM orthogonal frequency-division multiplexing
OFPP Office of Federal Procurement Policy
OGSA Open Grid Services Architecture
OHA Open Handset Alliance
OID object ID
OLA operational level agreement
OLAP online analytical processing
OLE Object Linking and Embedding
OLE DB OLEDB or Object Linking and Embedding Database
OLED light-emitting diode
OLPC One Laptop Per Child
OLT optical line terminal
OLTP On Line Transaction Processing
OLTP online transaction processing
OMAP Open Multimedia Application Platform
OMB Office of Management and Budget
OMB Office of Management and Budget
OMG Object Management Group
OMSS Oracle Mobile Security Suite
ONF Open Networking Foundation
OODBMS or ODBMS object-oriented database management system
OoOE out-of-order execution
OOP Out Of Production
OOP object-oriented programming
OOPSLA Object-Oriented Programming Systems, Languages and Applications
OOXML Office Open Extended Markup Language
OPAC Online Public Access Catalog
OPAC Online Public Access Catalog
OPC OLE for Process Control
OpenGL Open Graphics Library
OpenNMS Open Network Management System
OpenVPN open source virtual private network
Opex operational expenditure
OPM operational performance management
OPML Outline Processor Markup Language
OPS Open Profiling Standard
OPT Optimized Production Technology
OR operations research
ORB Object Request Broker
ORBS Open Relay Behavior-modification System
ORM object-relational mapping
OS operating system
OSA Open System Authentication
OSBI open source business intelligence
OSD object storage device
OSDL Open Source Development Labs
OSF Open Software Foundation
OSGi Open Service Gateway Initiative
OSGi Open Service Gateway Initiative
OSHA Occupational Safety and Health Administration
OSHA Occupational Safety and Health Administration
OSI Open Systems Interconnection
OSP online service provider
OSP Open Settlement Protocol
OSPF Open Shortest Path First
OSS open source software
OSS Online Service System
OSS operational support system
OTA Over the Air
OTA update over-the-air update
OTC On-Time delivery to Commit date
OTC or O2C order to cash
OTCR On-Time delivery performance to Customer Request Date
OTFT organic thin-film transistor
OTM Optivity Telephony Manager
OTP one-time password
OTTO protocol OUCH To Trade Options
OU organizational unit
OVSDB Open vSwitch Database Management Protocol
OWA Microsoft Outlook Web App
OWASP Open Web Application Security Project
OWD OneWebDay
P versus NP polynomial versus nondeterministic polynomial
P&L; profit and loss statement
P2P procure to pay
P2P path to profitability
P2P botnet peer-to-peer botnet
P2P network peer-to-peer network
P2V physical to virtual
P3P Platform for Privacy Preferences Project
P3P Platform for Privacy Preferences
P4 Pentium 4
P4P proactive provider participation for P2P
PA Power Amplifier
PaaS Platform as a Service
PABX private automatic branch exchange
PAC Production Activity Control
PACS picture archiving and communication system
PACS Personal Access Communications System
PA-DSS Payment Application Data Security Standard
PAIR Policy Analysis of Internet Routing
PAL Phase Alternation Line
Palm OS Palm Operating System
PAM partner account manager
PAM pulse amplitude modulation
PAN personal area network
PAN truncation primary account number
PAP Packet-Level Procedure
PAR performance and accountability reporting
PARC Palo Alto Research Center
PAT Port Address Translation
PBD physical block device
PBT Persistent, Bioaccumulative and Toxic
PBX private branch exchange
PC project charter
PC personal computer
PC100 SDRAM PC100 Synchronous Dynamic Random Access Memory
PCAOB Public Company Accounting Oversight Board
PCB printed circuit board
PC-DOS Personal Computer – Disk Operating System
PCE Path Computation Element
PCEP Path Computation Element Protocol
PCI Peripheral Component Interconnect
PCI compliance payment card industry compliance
PCI DSS Payment Card Industry Data Security Standard
PCI-X Peripheral Component Interconnect Extended
PCL Printer Control Language
PCM pulse code modulation
PCM phase-change memory
PCMCIA Personal Computer Memory Card International Association
PCRF Policy and Charging Rules Function
PCS personal cloud storage
PCS personal communications service
PDA personal digital assistant
PDF Portable Document Format
PDL page description language
PDM Product Data Management
PDP-11 Programmed Data Processor-11
PDU power distribution unit
PEAP Protected Extensible Authentication Protocol
PEBCAK problem exists between chair and keyboard
pel picture element
personal VM personal virtual machine or PVM
PERT chart Program Evaluation Review Technique
PF prefetch folder
pF/m picofarad per meter
PFC power factor correction or power factor controller
PGP Pretty Good Privacy
PHDSC Public Health Data Standards Consortium
PHI personal health information
PHOLED phosphorescent organic light-emitting device
PHP Personal Home Page
PHP Hypertext Preprocessor
PHR personal health record
PHS Personal Handyphone System
PI Principal Investigator
PI Predictive Index
PIA privacy impact assessment
PIC port interface card
PICK chart Possible, Implement, Challenge and Kill chart
PICS Platform for Internet Content Selection
PICTIVE Plastic Interface for Collaborative Technology Initiatives through Video
PID Problem Identification Document
PIFI personally identifiable financial information
PII personally identifiable information
PIM processing in memory
PIM Product Information Management
PIM protocol-independent multicast
PIM privileged identity management
P-Ink photonic ink
PIO Programmed Input/Output
PIP Partner Integration Process
PIP Picture in Picture
PIP box picture in picture box
PIV personal identity verification
PKCS Public-Key Cryptography Standards
PKI public key infrastructure
pk-pk peak-to-peak
PL/S Programming Language/System
PL/SQL procedural language extension to Structured Query Language
PLATO Programmed Logic for Automatic Teaching Operations
PLC packet loss concealment
PLEDM phase-state low electron drive memory
PLL phase-locked loop
PLM Product Lifecycle Management
PLMN public land mobile network
PM phase modulation
PMI plus, minus, interesting
PML Portal Markup Language
PMML Predictive Model Markup Language
PMO Project Management Office
PMP Project Management Professional
PMS package manager or package management system
PN programmable network
pNFS Parallel NFS
PNG Portable Network Graphics
PnP Plug and Play
POC proof of concept
POC Packet Order Correction
pocket PC pocket personal computer
PoE Power over Ethernet
PoIP Pray over Internet Protocol
POLP principle of least privilege
polymer LED light-emitting polymer or polyLED
POM Production/Operations Management
PON passive optical network
POP point-of-presence
POP3 Post Office Protocol 3
PoR power-on reset
POS Point of Sale
POS personal operating space
POS terminal point-of-sale terminal
POSIX Portable Operating System Interface
POST Power-On Self-Test
POTS plain old telephone service
PP&E Property, Plant & Equipment
PPD post-processing deduplication
PPD parallel presence detect
PPD file Postscript Printer Description file
PPGA plastic pin grid array
ppi pixels per inch
PPM project and portfolio management
PPM pages per minute
PPP Point-to-Point Protocol
PPPoE Point-to-Point Protocol over Ethernet
PPTP Point-to-Point Tunneling Protocol
PR Process Reengineering
PR public relations
PRI Primary Rate Interface
PRM partner relationship management
PRNG pseudo-random number generator
PROM programmable read-only memory
PRONet Procurement Marketing and Access Network
PRS Personal Response System
PRS Premium Rate Service
PRSA Public Relations Society of America
PRT Pre-requisite Tree
PSA professional services automation
PSK phase-shift keying
PSN processor serial number
PSOD Purple Screen of Death
PSS Personal Search Syndication
PSTN public switched telephone network
PTAC Procurement Technical Assistance Center
PTF program temporary fix
PTO Patent and Trademark Office
PTT Push to Talk
PU physical unit
PUE power usage effectiveness
PUP potentially unwanted program
PV Cell photovoltaic cell
PV glass photovoltaic glass
PVC permanent virtual circuit
PVM Parallel Virtual Machine
PVR personal video recorder
PWS Personal Web Server
PXE Preboot Execution Environment
PXE Preboot Execution Environment
QA Quality Assurance
QA quality assurance
QAM quadrature amplitude modulation
QB Quality Breakdown
QBE Query by Example
QC Quality Control
QC quality control
QFE Quad FastEthernet
QFE Quick Fix Engineering
QFP Quad Flat Package
qHD quarter high definition
QIX NASDAQ Information Exchange protocol
QoE or QoX Quality of Experience
QoS Quality of Service
QPS queries-per-second
QR Quick Response
QR code quick response code
QSA Qualified Security Assessor
QSIG Q signaling
QVGA Quarter Video Graphics Array
QXGA Quantum Extended Graphics Array
R&D Research and Development
R3 Reduce, reuse, recycle
RA registration authority
RAC Real Application Cluster
RACE Rapid Access Computing Environment
RACF Resource Access Control Facility
RAD rapid application development
rad/s or rad/sec radian per second
radar radio detection and ranging
RADIUS Remote Authentication Dial-In User Service
RAF risk assessment framework
RAID redundant array of independent disks
RAID 0 disk striping
RAID 1 disk mirroring
RAID 3 redundant array of independent disks
RAIN redundant/reliable array of inexpensive/independent nodes
RAM random access memory
RAMAC random access method of accounting and control
RAMDAC random access memory digital-to-analog converter
RAND reasonable and nondiscriminatory
RAP Revenue Acquisition Process
RARP Reverse Address Resolution Protocol
RAS registration, admission, and status
RAS Reliability, Availability and Serviceability
RAS row address strobe
RAS API Remote Access Server Application Program Interface
RASHport Routing and Special Handling
RAT remote access Trojan
RBA risk-based authentication
RBAC role-based access control
RBOC regional Bell operating company
RCE remote code execution
RCP Rich Client Platform
RD running disparity
RDBMS relational database management system
RDC remote deposit capture
RDF Resource Description Framework
RDF Resource Description Framework
RDM raw device mapping
RDMA Remote Direct Memory Access
rDNS reverse DNS
RDO Remote Data Objects
RDP Remote Desktop Protocol
RDRAM Rambus Dynamic Random Access Memory
RDS Amazon Relational Database Service
RDS Radio Data System
RDS Remote Desktop Services
RDT&E Research, Development, Testing & Evaluation
REC Regional Extension Center
ReFS Resilient File System
regex regular expression
RELAX NG RELAX Next Generation
Remoting PowerShell Remoting
REST representational state transfer
RF, rf, orr.f. radio frequency
RFC Remote Function Call
RFC Request for Comments
RFI request for information
RFID radio frequency identification
RFM analysis recency, frequency, monetary
RFO Request for Offer
RFP request for proposal
RFQ request for quotation
RFR Red Flags Rule
RGB red, green, and blue
RHCVA Red Hat Certified Virtualization Administrator
RHEL Red Hat Enterprise Linux
RHEV Red Hat Enterprise Virtualization
RHIA registered health information administrator
RHIO Regional Health Information Organization
RHIT registered health information technician
RHS Red Hat Storage
RIA Rich Internet Application
RIAA Recording Industry Association of America
RIBLOE Remote Insight Board — Lights Out Edition
RID relative identifier
RIM records information management
RIM Reference Information Model
RIP Routing Information Protocol
RIP raster image processor
RIR Regional Internet Registry
RIS Remote Installation Service
RIS Radiology Information System
RISC reduced instruction set computer
RJE Remote Job Entry
rlogin remote login
RMA Return Material (or Merchandise) Authorization
RMA return merchandise authorization
RMI Remote Method Invocation
RMON Remote Network Monitoring
RMS root-mean-square
RNAAPP Remote Network Access Application
RNIS Reseau Numerique a Integration de Services
ROA resource-oriented architecture
ROADM reconfigurable optical add-drop multiplexer
ROC Report on Compliance
ROD reuse-oriented model or reuse-oriented development
RODC read-only domain controller
RoHS Directive Restriction of Hazardous Substances Directive
ROI Return On Investment
ROI return on investment
ROIC Return On Invested Capital
ROKSO Register of Known Spam Operations
ROLAP relational online analytical processing
ROM read-only memory
ROMI return on marketing investment
RONA Return On Net Assets
ROP Reorder Point
RoR or Rails Ruby on Rails
RoT Roots of Trust
ROU Record Of Understanding
ROWE Results-Only Work Environment
RPC Remote Procedure Call
RPG Report Program Generator
RPG role-playing game
RPM remote patient monitoring
RPM Rapid Response Manufacturing
RPO recruitment process outsourcing
RPO recovery point objective
RPR Resilient Packet Ring
RPT rich presence technology
RQ risk intelligence
RRAM resistive RAM
RSAT Microsoft Remote Server Administration Tools
RSC Retail Service Center
RSI requirements stability index
RSNA Radiological Society of North America
RSoP Resultant Set of Policy
RSVP Resource Reservation Protocol
RT retweet
RTA real-time application
RTC real-time communications
RTC real-time clock
RTCD real-time communications dashboard
RTCP Real-Time Transport Control Protocol
RTD Research and Technical Development
RTD reconfigurable tactile display
RTF Rich Text Format
RTLS real-time location system
RTM Read The Manual
RTO recovery time objective
RtOI real-time operational intelligence
RTOS real-time operating system
RTP Real-Time Transport Protocol
RTSP Real Time Streaming Protocol
RTT round-trip time
RUP Rational Unified Process
RWU remote wakeup
RZ return-to-zero
S&OP; sales and operations planning
S.773 Cybersecurity Enhancement Act of 2009
S.M.A.R.T. Self-Monitoring Analysis & Reporting Technology
S/MIME Secure Multi-Purpose Internet Mail Extensions
S/N or SNR signal-to-noise ratio
S/PDIF Sony/Philips Digital Interface
S/PDIF Sony/Philips Digital Interface
S4L spam for life
SA service assurance
SA Microsoft Exchange System Attendant
SA Microsoft Software Assurance
SAA Systems Application Architecture
SaaS Software as a Service
SaaS Security as a Service
SaaS Storage as a Service
SaaS BI Software as a Service BI
SaaS ERP software-as-a-service ERP hosting
SACD Super Audio CD
SAFE Samsung for Enterprise
SAM Security Accounts Manager
SAM storage area management
SAML Security Assertion Markup Language
Samsung GN Samsung Galaxy Note
SAN storage area network
SAP XI SAP Exchange Infrastructure
SAPI Speech Application Program Interface
SAPPHIRE SAP User Conference
SAR Suspicious Activity Report
SAR segmentation and reassembly
SAS serial-attached SCSI
SAS 70 Statement on Auditing Standards No. 70
SASID Self-Scanned Amorphous Silicon Integrated Display
SAX Simple API for XML
SB-1386 California Security Breach Information Act
SBAs search-based applications
SBC session border controller
SBIR contract Small Business Innovative Research contract
SBR skill-based routing
SC sunk cost
SC supply chain
SCA service-component architecture
SCADA supervisory control and data acquisition
SCC Supply Chain Council
SCCP Signalling Connection Control Part
SCE supply chain execution
SCEM supply chain event management
SCI serial communications interface
SCL spam confidence level
SCM Supply Chain Management
SCOR Supply Chain Operations Reference model
SCORM Shareable Content Object Reference Model
SCP supply chain planning
SCP session control protocol
SCR Synchronized Customer Response
SCSA Signal Computing System Architecture
SCSI Small Computer System Interface
SCSI Small Computer System Interface
SCSI controller Small Computer System Interface controller
SCSIe SCSI Express
SCTP Stream Control Transmission Protocol
SCV supply chain visibility
SD card Secure Digital card
SD2 Sound Designer II
SD2 Sound Designer II or SDII
SDA SAP Smart Data Access
SDARS satellite radio or Satellite Digital Audio Radio Service
SDB Small Disadvantaged Business
SDDC software-defined data center
SDDL Security Descriptor Definition Language
SDH Synchronous Digital Hierarchy
SDI Serial Digital Interface
SDK software developer’s kit
SDL Specification and Description Language
SDLC systems development life cycle
SDLC Synchronous Data Link Control
SDMA spatial division multiple access
SDN software-defined networking
SDN controller software-defined networking controller
SDN overlay software defined networking overlay
SDO Service Data Objects
SDP Session Description Protocol
SDR software-defined radio
SDRAM synchronous DRAM
SDTV standard definition television
SDWT self-directed work team
SDX NetScaler
SDXC Secure Digital Extended Capacity card
SEC Securities and Exchange Commission
SEC Securities and Exchange Commission
SECAM Sequential Couleur avec Memoire
SED TV surface-conduction electron-emitter display television
SEI Software Engineering Institute
SEM single-electron memory
SEO search engine optimization
SerDes serializer/deserializer
Serial ATA Serial Advanced Technology Attachment or SATA
SERP search engine results page
SET Secure Electronic Transaction
SETI Search for Extraterrestrial Intelligence
SEWP NASA Solutions for Enterprise-Wide Procurement
SFA Sales Force Automation
SFA single-factor authentication
SFA sales force automation
SFF small form factor
SFP small form-factor pluggable
SFS stepless frequency control
SFX special effects
SGA Selling, General and Administrative expenses
SGF Structured Graph Format
SGI Silicon Graphics
SGML Standard Generalized Markup Language
SGRAM Synchronous Graphics RAM
shadow IT shadow information technology
SI systems integrator
Si silicon
SID security identifier
SIEM security information and event management
SIG Special Interest Group
SIG Special Interest Groups
SIGTRAN Signaling Transport
SIM security information management
SIMD Single Instruction Multiple Data
SIMM Service Integration Maturity Model
SIMM single in-line memory module
SIMO single input, multiple output
SIMPLE SIP for Instant Messaging and Presence Leveraging Extensions
Simputer simple inexpensive mobile computer
SIP Session Initiation Protocol
SIP trunking Session Initiation Protocol trunking
SIPOC diagram suppliers, inputs, process, outputs, customers
SIRDS single-image random-dot stereogram
SISO single input, single output
SIV Signal Integrity Verification
SJC Senate Judiciary Committee
SKA Shared Key Authentication
SKIL Bill Securing Knowledge, Innovation and Leadership Act
SKU Stock Keeping Units
SKU stockkeeping unit
SLA service-level agreement
SLC single level cell
SLD second-level domain
SLICE Simple Low-Cost Innovative Engine
SLIP Serial Line Internet Protocol
SLP Service Location Protocol
SMART Self Monitoring Analysis and Reporting Technology
SMB small and medium-sized business or small and midsized business
SMB 3.0 Server Message Block 3.0
SMB protocol Server Message Block Protocol
SMBXML Small Business Extensible Markup Language
SMDS Switched Multimegabit Data Service
SME Society of Manufacturing Engineers
SME small to medium enterprise
SMF Standard MIDI File
SMF Standard MIDI File
SMIL Synchronized Multimedia Integration Language
SMI-S Storage Management Initiative Specification
SMiShing SMS phishing
SMM social media marketing
SMMS Social media management software
SMP symmetric multiprocessing
SMPTE Society of Motion Picture and Television Engineers
SMR Specialized Mobile Radio
SMS Short Message Service
SMS spam cell phone spam or short messaging service spam
SMSC short message service center
SMTP Simple Mail Transfer Protocol
SMWT Self Managed Work Teams
SNA Systems Network Architecture
SNAFU situation normal, all f***ed up
SNG satellite news gathering
SNMP Simple Network Management Protocol
SNOMED CT Systematized Nomenclature of Medicine — Clinical Terms
SOA service-oriented architecture
SOAP Simple Object Access Protocol
SOC switch-on-a-chip
SoC system-on-a-chip
Soc 1 Service Organization Control 1
Soc 2 Service Organization Control 2
Soc 3 Service Organization Control 3
SoC testing system-on-a-chip testing
social BPM business process management
SoD segregation of duties
SOFC solid oxide fuel cell
SOHO Small Office Home Office
SOI Silicon-on-Insulator
SOI service-oriented integration
SOLED stacked organic light-emitting device
SoLoMo social, local and mobile
SOM service-oriented management
SoMoClo social, mobile and cloud
SONET Synchronous Optical Network
SOP Sales and Operations Planning
SOP Same Origin Policy
SOPA Stop Online Piracy Act
SOR system of record
SoS system of systems
sosofo specification of a sequence of flow objects
SOW statement of work
SOW Statement of Work
SOX Sarbanes-Oxley Act
SP1 Exchange Server 2013 Service Pack 1
SPAC special purpose acquisition company
SPARC Scalable Processor Architecture
SPC Statistical Process Control
SPD serial presence detect
SPEC Standard Performance Evaluation Corporation
SPF Sender Policy Framework
SPI serial peripheral interface
SPI model SaaS, PaaS, IaaS
SPICE Software Process Improvement and Capability dEtermination
SPID Service Profile Identifier
SPIF sales performance incentive fund
SPIT spam over Internet telephony
SPM sales performance management
SPM Standard Process Modules
SPML Services Provisioning Markup Language
SPOF single point of failure
spool simultaneous peripheral operations online
SPS Standard Procurement System
SPX Sequenced Packet Exchange
SQL Structured Query Language
SQL Server PDW Microsoft SQL Server Parallel Data Warehouse
SQuID Source Quench Introduced Delay
SRAM static random access memory
SRE serious reportable event
SRI SRI International
SR-IOV Single Root I/O Virtualization
SRM sustainability risk management
SRM Standard Reference Material
SRM supplier relationship management
SRM VMware vSphere Site Recovery Manager
SRM storage resource management
SRS software requirements specification
SRT Source-route transparent
SRTP Secure Real-Time Transport Protocol or Secure RTP
SS7 Signaling System 7
SSA Serial Storage Architecture
SSADM Structured Systems Analysis & Design Method
SSD client solid state drive
SSD solid-state drive
SSD purge solid state drive purge
SSH Secure Shell
SSH Charter Secure Shell Charter
SSI server-side include
SSI single-system image
SSID service set identifier
SSL Secure Sockets Layer
SSL solid-state lighting
SSL card server accelerator card
SSL checker secure socket layer checker
SSL VPN Secure Sockets Layer virtual private network
SSM solid state module
SSO single sign-on
SSP storage service provider
SSS solid state storage
SSS PTS Solid State Storage Performance Test Specification
SSSI SNIA Solid-State Storage Initiative
SST Streamlined Sales Tax
SSTV slow-scan television
STAR Security, Trust and Assurance Registry
STARS Standard Accounting and Reporting System
statC statcoulomb
statF statfarad
statH stathenry
statS statsiemens
statV statvolt
statW statwatt
STDM statistical time division multiplexing
STEM science, technology, engineering, and mathematics
STEP Standard for the Exchange of Product model data
STM scanning tunneling microscope
STML Spoken Text Markup Language
STONITH Shoot The Other Node In The Head
STP spanning tree protocol
STP standard temperature and pressure
STUN Simple Traversal of UDP through NAT
Sun ONE Sun Open Net Environment
SVC supervisor call
SVC switched virtual circuit
SVC scalable video coding
SVG Scalable Vector Graphics
S-Video Super-Video, Y/C Video, component video
SVVP server virtualization validation program
SWAG Semantic Web Agreement Group
SWAN Structured Wireless-Aware Network
SWIFT Simulated Work Input and Flow Time
SWIFT Society for the Worldwide Interbank Financial Telecommunication
SWOT Strengths, Weakness, Opportunity and Threats Analysis
SWOT analysis strengths, weaknesses, opportunities and threats analysis
sysadmin system administrator
sysop system operator
T & E software travel and expense software
T&M Tools and Methodology
T/R Transmit / Receive
T-1 T1
T9 text on nine keys
TA terminal adapter
TaaS Testing as a Service
TACACS Terminal Access Controller Access Control System
TACT Total Average Cycle Time
TAPI Telephony Application Program Interface
TAPI Telephony Application Program Interface
tar Tape ARchive
TB terabyte
TCAM ternary content-addressable memory
TCB trusted computing base
TCG Trusted Computing Group
Tcl Tool Command Language
Tcl/Tk Tool Command Language
TCM Time Critical Manufacturing
TCO total cost of ownership
TCP Transmission Control Protocol
TCP/IP Transmission Control Protocol/Internet Protocol
TDC Total Delivered Cost
TDD Telecommunications Display Device
TDD test-driven development
TDL-4 TDSS or Alureon
TDM Team Data Manager
TDM time-division multiplexing
TDMA time division multiple access
TD-SCDMA time division synchronous code division multiple access
Teen Buzz Mosquito teen repeller
telco telephone company
TETRA Terrestrial Trunked Radio
TEWE Technology for Enterprise-Wide Engineering
TFT thin-film transistor
TFTP Trivial File Transfer Protocol
TGT authentication ticket or ticket-granting ticket
THz terahertz
TIA Total Information Awareness
TiBook Titanium
TIC Trusted Internet Connections
TIFF Tag Image File Format
TIG Technology Implementation Group
TIM Test Inspection Measurement
TIN number taxpayer Identification number
Tk Tool Kit
TKIP Temporal Key Integrity Protocol
TL;DR tl;dr
TLA Three Letter Acronym
TLC flash triple level cell flash
TLD top-level domain
TLS Transport Layer Security
TM software talent management software
TMN Telecommunications Management Network
TMQL Topic Map Query Language
TMS Transportation Management System
TN display twisted nematic display
TOC Theory of Constraints
TOE TCP/IP offload engine
TOE unified field theory or Theory of Everything
TOGAF The Open Group Architecture Framework
TOLED transparent organic light-emitting device
TOP Technical Office Protocol
Topic Map ISO/IEC Standard 13250:2000
TOPS Team Oriented Problem Solving
TOTP time-based one-time password
TP thin provisioning
TP0-TP4 transport protocols 0 to 4
TPA Technology and Product Assurance
TPC Transaction Processing Performance Council
TPI Total Profit Improvement
TPM Total Productive Maintenance
TPM Trusted Platform Module
TPOP Time-Phased Order Point
TPS terminal proxy server
TQC Total Quality Control
TQM Total Quality Management
TQM Total Quality Management
TrackPoint pointing stick
TRI Toxic Release Inventory
TRILL Transparent Interconnection of Lots of Links
TRON The Real-Time Operating System Nucleus
TRT Transition Tree
TSAP Transport Services Access Point
TSCA Toxic Substances Control Act
T-SQL Transact-SQL
TSR terminate and stay resident
TTL time-to-live
TTL transistor-to-transistor logic
TTS text-to-speech
TtV time to value
TTY teletypewriter
TURN Traversal Using Relay NAT
TVA Throughput Value Added
TW tin whiskers
TWG Technology Working Group
TWT traveling-wave tube
type I error false rejection
type II error false acceptance
UART Universal Asynchronous Receiver/Transmitter
UAT user acceptance testing
UBE unsolicited bulk email
UBL Universal Business Language
UC Unit Cost
UCaaS Unified Communications as a Service
UCE unsolicited commercial email
UCS unified computing system
UDA Universal Data Access
UDDI Universal Description, Discovery, and Integration
UDF Universal Disk Format
UDID unique device identifier
UDO ultra density optical
UDP User Datagram Protocol
UEFI Unified Extensible Firmware Interface
UGC user-generated content
UHDTV Ultra High-Definition TV
UHDV ultra high definition video
UHF ultrahigh frequency
UI user interface
UIA user installed application
UID unique identifier
UIML User Interface Markup Language
ULA Oracle Unlimited License Agreement
Ultra DMA UDMA or Ultra DMA/33
UM server unified messaging server
UMLS Unified Medical Language System
UMS unified messaging system
UMTS Universal Mobile Telecommunications System
UMTS Universal Mobile Telecommunications Service
UNC Universal Naming Convention
UPN User Principal Name
UPnP Universal Plug and Play
UPS uninterruptible power supply
URI Uniform Resource Identifier
URL Uniform Resource Locator
URL poisoning location poisoning
URL rewriting URL manipulation
URN Uniform Resource Name
USART Universal Synchronous/Asynchronous Receiver/Transmitter
USB Universal Serial Bus, USB 3.0, SuperSpeed USB
USB 3.0 SuperSpeed USB
USGCB United States Government Configuration Baseline
USITC United States International Trade Commission
USP unique selling point
USSD Unstructured Supplementary Service Data
USSS United States Secret Service
UTC, GMT, CUT Coordinated Universal Time
UTF-16 16- bit Unicode Transformation Format
UTM unified threat management
UUCP UNIX-to-UNIX Copy Protocol
UUID Universal Unique Identifier
UX user experience
UXGA Ultra Extended Graphics Array
V/m volt per meter
V2P virtual to physical
V2V Virtual to virtual
VA volt-ampere
VAAI vStorage APIs for Array Integration
VAD Value Added Distribution
VAD voice activation detection
VAL IT value from IT investments
VAMP vStorage API for Multipathing
VAN value-added network
VAR Value-Added Reseller
VAR value-added reseller
VAR agreement value-added reseller agreement
VASA vStorage APIs for Storage Awareness
VAX Virtual Address eXtension
VB Visual Basic
VB.NET or VB .NET Visual Basic .NET
VBI vertical blanking interval
VBN visitor-based networking
vBNS very high-speed Backbone Network Service
VBR Vouch by Reference
VC venture capital
vCAC VMware vCloud Automation Center
VCB proxy VMware Consolidated Backup proxy
VCD video CD or video compact disc
VCDX VMware certified design expert
vCLI vSphere CLI
VCP VMware Certified Professional
VCP VMware Capacity Planner
vCPU virtual CPU
VCR videocassette recorder
VCSEL vertical cavity surface emitting laser
vCSHB VMware vCenter Server Heartbeat
VDA Virtual Desktop Access
vDGA Virtual Dedicated Graphics Acceleration
VDI virtual desktop infrastructure
VDT video display terminal, visual display terminal
VDU video display unit
VE Value Engineering
Verizon VERIS Vocabulary for Event Recording and Incident Sharing
Vertical SaaS Software as a Service
VESA VL bus VESA Local Bus
VFAT Virtual File Allocation Table
VFIIP Virtual Factory Information Interchange Project
VFS virtual file system
vGPU virtual GPU
VHD virtual hard disk
VHDCI Very High Density Cable Interconnect
VHDX Hyper-V virtual hard disk
VHE Virtual Home Environment
VHF very high frequency
VHS Video Home System
VI3 VMware Infrastructure 3
VIM Vendor Independent Messaging
Vim Vi improved
Vine Vine app
Vint Cerf Vinton Gray Cerf
Viper Transaction Server
virtual ISP virtual Internet service provider, VISP or vISP
vishing voice or VoIP phishing
VITC vertical interval time code
VK VKontakte
VLAN virtual LAN
VLAN hopping virtual local area network hopping
VLDB Very Large Database
VLE virtual learning environment
VLER Virtual Lifetime Electronic Record
VLIW very long instruction word
vlog video blog
VLSI Very Large Scale Integration
VLSM variable-length subnet mask
VM virtual machine
VM virtual machine
VMBus Microsoft Virtual Machine Bus
VMDK file virtual machine disk file
VMEbus VersaModular Eurocard bus
VMI Vendor Managed Inventory
VML Vector Markup Language
VML vector graphics rendering
VMLM virtual machine lifecycle management
VMM virtual machine monitor
VMO vendor management office
V-Model Vee-Model
VMQ Virtual Machine Queue
VMS Virtual Memory System
VMUG VMware User Group
VMware DRS Distributed Resource Scheduler
VMware EVC VMware Enhanced vMotion compatibility
VMware OVF Tool VMware Open Virtualization Format Tool
VMware vCAT VMware vCloud Architecture Toolkit
VMware vCMA VMware vCenter Mobile Access
VMware VDPA VMware vSphere Data Protection Advanced
VMware vFRC VMware vSphere Flash Read Cache
VMware VMCI VMware Virtual Machine Communication Interface
VMware VMFS Virtual Machine File System
VMware vMSC VMware vSphere Metro Storage Cluster
VMware VSAN VMware Virtual SAN
VMXNET3 VMXNET Generation 3
VNC virtual network computing
vNUMA virtual NUMA
VOB Versioned Object Base
VOC voice of the customer
VoD video on demand
voice ID voice authentication
VoIP voice over IP
VOIPSA Voice over IP Security Alliance
VOVA vSphere OpenStack Virtual Appliance
VoWLAN Voice over WLAN
VoxML Voice Markup Language
VP value proposition
VPD virtual private database
VPD vital product data
VPDM Virtual Product Data Management
VPLS virtual private LAN service
VPM Virtual Product Model
VPN virtual private network
VPS virtual private server
VRAM video RAM
VRF virtual routing and forwarding
VRM vendor risk management
VRM voltage regulator module
VRML Virtual Reality Modeling Language
VRML Virtual Reality Modeling Language
VRRP Virtual Router Redundancy Protocol
VSA virtual storage appliance
VSA virtual SAN appliance
VSAM Virtual Storage Access Method
VSAN virtual storage area network
VSAT Very Small Aperture Terminal
VSB vestigial sideband
VSE Visual Studio Express
VSM virtual systems management
VSMP virtual symmetric multiprocessing
VSP vertical solutions provider
VSP Virtual Storage Portal
VSPP VMware Service Provider Program
VSTO Visual Studio Tools for Office or Microsoft Visual Studio Tools
VSTS Visual Studio Team System
VTAM Virtual Telecommunications Access Method
VTL virtual tape library
VUM VMware vSphere Update Manager
VXLAN Virtual Extensible LAN
VXLAN gateway Virtual Extensible VLAN gateway
W2K Windows 2000
W32/Rjump RavMonE virus
W3C World Wide Web Consortium
WAAS Wide Area Application Services
WaaS Windows as a Service
WAE Wide Area Ethernet
WAF write amplification factor
WAFS wide-area file services
WAG estimate
WAIS Wide Area Information Servers
WAN Wide Area Network
WAP Wireless Application Protocol
WAPI WLAN Authentication and Privacy Infrastructure
WARN Workers’ Adjustment and Retraining Notification Act
WASC Web Application Security Consortium
WASP wireless application service provider
WaSP Web Standards Project
WATS wide-area telephone service
WAX Wireless Abstract XML
WBEM Web-Based Enterprise Management
WBI Web Intermediaries
WBMP Wireless Bitmap
WBS Work Breakdown Schedule
WBS work breakdown structure
W-CDMA Wideband Code-Division Multiple Access
WCET worst-case execution time
WCF Windows Communication Foundation
WCM web content management
WCM World Class Manufacturing
WCS Warehouse control system
WCS Wireless Communications Service
WDF web development framework
WDM wavelength-division multiplexing
WDS wireless distribution system
WDS Windows Deployment Services
WDSC WebSphere Development Studio Client
WDT watchdog timer
Web hosting Webhosting, Web site hosting, and hosting
Webcasting push technology
WebDAV World Wide Web Distributed Authoring and Versioning
WebOps Web operations
WebRTC Web Real-Time Communications
WEEE Waste Electrical and Electronic Equipment Regulation
WEP Wired Equivalent Privacy
WF or WinWF Windows Workflow Foundation
WFM Workforce management
WfM Wired for Management
WFO workforce optimization
WFQ weighted fair queueing
WGA Windows Genuine Advantage
WGate Web gateway
Wh watt-hour
WHATWG Web Hypertext Application Technology Working Group
WHQL Windows Hardware Quality Labs
WiBB wireless broadband
WIC WAN interface card
WiDEN Wideband Integrated Digital Enhanced Network
Wi-Fi finder Wi-Fi signal finder, Wi-Fi seeker or Wi-Fi locator
WIM Windows Imaging Format
WiMAX Worldwide Interoperability for Microwave Access
WIMP Woefully Inept Manufacturing Process
WIMP windows, icons, mouse, and pull-down menus
WinAMP Windows Audio MPEG Player
WinChip WinChip C6
WinDirStat Windows Directory Statistics
Windows 9x Windows 95 or Windows 98
Windows Azure Microsoft Azure
Windows Me Millenium Edition
Windows NT backup domain controller
Windows Vista registry virtualization
Wine Wine is not an emulator
WinFS Windows File System
WinFX .NET 3.0
WinPE Microsoft Windows Preinstallation Environment
WinRM Windows Remote Management
WINS Windows Internet Naming Service
WIP Work in Process
wireless ISP wireless Internet service provider or WISP
wireless WAN Wireless Wide Area Network
WME World’s Most Ethical
WMF Microsoft Windows Management Framework
WMI Windows Management Instrumentation
WMIC Windows Management Instrumentation Command line
WML Wireless Markup Language
WMM Wi-Fi Multimedia
WMN wireless mesh network
WMP Windows Media Player
WMS Warehouse Management System
WMTS wireless medical telemetry services
WORA write once, run anywhere
Work Folders Windows Server 2012 R2
WORM write once, read many
WPA Wi-Fi Protected Access
WPA Windows Product Activation
WPAD Web Proxy Autodiscovery
WPAN wireless personal area network
WPAS Windows Process Activation Service
WPF Windows Presentation Foundation
writable DVD recordable DVD
WS 2012 Windows Server 2012
WS-AT WS-AtomicTransaction
WSCI Web Service Choreography Interface
WS-Coordination Web Services Coordination
WSD white space device
WSDL Web Services Description Language
WSFC Windows Server Failover Clustering
WS-I Organization Web Services Interoperability
WSP wireless service provider
WS-Policy Web Services Policy Framework specifications
WSS Windows Sharepoint Services
WS-Security Web Services Security
WS-Trust Web Services Trust Language
WSTx Web Services Transactions
WSUS Windows Server Update Services
WTLS Wireless Transport Layer Security
WTO World Trade Organization
WTS Terminal Server product or Microsoft Windows Terminal Server
WUE water usage effectiveness
WUSB wireless USB
WWN World Wide Name
WWW World Wide Web
WYSIWYG what you see is what you get
WYSIWYP what you see is what you print
X compact disc access time
X or XWindows X Window System
XaaS anything as a service
XACML Extensible Access Control Markup Language
XAM eXtensible Access Method
XAML Extensible Application Markup Language
XBRL Extensible Business Reporting Language
XCCDF Extensible Configuration Checklist Description Format
XDMA Xing Distributed Media Architecture
X-engineering cross-engineering
XFDL Extensible Forms Description Language
XGA and XGA-2 Extended Graphics Array
XHTML Extensible Hypertext Markup Language
XMI XML Metadata Interchange
XML Atom
XML Extensible Markup Language
XML infoset XML information set
XMPP Extensible Messaging and Presence Protocol
XMT Extensible MPEG-4 Textual
XNS Extensible Name Service
XORP Extensible Open Router Platform
XP Extreme Programming
XPRL Extensible Public Relations Language
XQL XML Query Language
XrML Extensible Rights Markup Language
XSD XML Schema Definition
XSL Extensible Stylesheet Language
XSLT XSL Transformations
XSRF or CSRF cross-site request forgery
XSS cross-site scripting
XST cross-site tracing
XUL Extensible User-interface Language
Y2K year 2000
yacc yet another compiler compiler
Yagi antenna Yagi-Uda array
YMS yard management system
YUM Yellowdog Updater, Modified
Zbot Zeus Trojan
ZBR zoned-bit recording
ZBT zero-based thinking
ZIF socket Zero Insertion Force socket
Zope Z Object Publishing Environment
ZRTP Zimmermann Real-Time Transport Protocol
ZV port Zoomed Video port