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Dictionary Of Computer Abbreviations

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D/A Digital to Analog
DAA Data Access Arrangement +
Decimal Adjust for Addition
DAB Digital Audio Broadcasting
DAC Data Acquisition and Control + Device Access Code +
Digital to Analog Convertor +
Dual Attachment Concentrator
DACL Discretionary Access Control List
DACTLU Deactive Logical Unit
DAD Desktop Application Director [Borland]
DAE Digital Audio Extraction
DAF Destination Address Field
DAI Distributed Artificial Intelligence
DAL Data Access Language [Apple Computer] +
Data Access Layer + Disk Access Lockout
DAM Data Acquisition and Monitoring
DAO Data Access Object [Microsoft] + Disk At Once
DAP Data Access Protocol [DEC] +
Developer Assistance Program +
Dynamic Application Partitioning [IBM]
DAPIE Developers Application Programming Interface Extensions
DARI Database Application Remote Interface [IBM]
DARMS Digital Alternate Realization of Musical Symbols
DART Digital Audio Reconstruction Technology
DAS Decimal Adjust for Subtraction +
Dual-Attached Station
DASD Direct Access Storage Device [IBM]
DAT Digital Audio Tape + Disk Array Technology
.DAT Data (file name extension)
DATACOM Data Communications
DAV Digital Audio-Video +
Distributed Authoring and Versioning
DAVIC Digital Audio-Visual Council
dB Decibel
DB Data Base + Data Buffer + Device Bay
dBA Adjusted Decibel
.dba Date Book Archive (file name extension) [Palm]
DBC Device Bay Controller
DBCS Delivery Bar Code Sorter + Double-Byte Character Set
.DBF Database Format (file name extension)
DBIS Dun & Bradstreet Information Services
.DBK Docbook (format) (file name extension)
dBm Decibels to a Milliwatt
DBM Data Base Manager
DBMS Data Base Management System
DBR DOS Boot Record
DBS Data Base Server +
Direct (to home) Broadcast (satellite) System
DBV Digital Broadcast Video
DBWR Database Writer [Oracle]
DB2 Database 2
DC Data Collection + Data Communication + Data Control +
Device Control + Direct Current
D2C Decimal To Character [REXX]
DCA Digital Communications Associates +
Document Content Architecture [IBM]
DCAF Distributed Console Access Facility [IBM]
DCAM Digital Camera + Direct Chip Attach Module
DCB Device Control Block + Disk Coprocessor Board [Novell]
DCC Data Country Code + Digital Command Control +
Digital Compact Cassette + Direct Cable/Client Connection
+ Display Combination Code
DCD Data Carrier Detect
DCE Data Circuit-Terminating Equipment +
Data Communications Equipment +
Distributed Computing Environment [OSF] +
Distributed Computing Equipment
DCED Distributed Computing Environment Daemon
DCF Data Communication Facility [IBM] +
Data Compression Facility +
Data Count Field [IBM] +
Driver Configuration File [Lotus]
D-CHANNEL Data Channel
DCI Display Control Interface
DCL Data Control Language + Declaration +
DEC Command Language [DEC] +
Device Clear + Digital Control Logic +
Digital Command Language [Digital]
DCML Dynamic Configuration Markup Language
DCOM Distributed Component Object Model
DCP Device Control Protocol +
Digital Light Processing [TI]
DCS Data Collection System + Data Control System +
Desktop Color Separation + Distributed Control System
DCT Discrete Cosine Transform
.DCT Dictionary (file name extension)
DCU Data-Cache Unit
DD Day + Digital Display + Double Density
DDA Distributed Data Access + Domain-Defined Attribute
DDB Device Dependent Bitmap + Device Descriptor Block
DDC Digital Data Channel [VESA] + Display Data Channel
DDCMP Digital Data Communications Message Protocol [DEC]
DDCS Distributed Database Connection Services [IBM]
DDD Direct Distance Dialing
DDE Direct Data Entry + Dynamic Data Exchange [Microsoft]
DDEML Dynamic Data Exchange Manager Library [Microsoft]
DDF Display Data Channel + Dynamic Data Formatting [IBM]
DDI Device Driver Interface +
Digital Document Interchange + Direct Dial In
DDK Device Driver Kit [Microsoft Windows]
DDL Data Definition Language + Data Description Language
DDM Distributed Data Management
DDN Defense Data Network
DDNS Dynamic Domain Naming System
DDOS Distributed Denial Of Service
DDP Datagram Delivery Protocol +
Distributed Data Processing
DDR Dynamic Document Review [Symantec]
DDR-SDRAM Double Data Rate-SDRAM
DDS Data Description Specification +
Digital Dataphone Service [AT&T] + Design Data Sheet +
Digital Data Storage + Distributed Database Services
DDX Digital Data Exchange
DE Device End
DEA Data Encryption Algorithm + Disposable Email Address
DEC Decrement + Device Clear + Digital Equipment Corporation
DECNET Digital Equipment Corporation Networking (protocol)
DEF Desktop Functional Equivalent [Compaq]
.DEF Definitions + Defaults (file name extensions)
DEFRAG Defragment
DEK Data Encryption Key
DEL Delete
DELSTR Delete String [REXX]
.DEM Demonstration (file name extension)
DEN Directory Enabled Network +
Document Enabled Networking [Novell-Xerox]
DER Distinguished Encoding Rules
DES Data Encryption Standard + Data Entry Sheet
.DES Description (file name extension)
DET Device Execute Trigger
DEV Device
DF Data Field + Default + Destination Field +
Device Flag + Double Flag
DFC Data Flow Control
DFD Data Flow Diagram
DFDR Digital Flight Data Recorder
DFM Design For Manufacturability [IBM]
DFP Digital Flat Panel
DFS Distributed File System
DFSMS Data Facility Storage Management Subsystem [IBM]
DFT Design For Testability + Diagnostic Function Test +
Discrete Fourier Transform +
Distributed Function Terminal
DFU Data File Utility
DGIS Direct Graphics Interface Standard
DHCP Dynamic Host Configuration Protocol
DHL Dynamic Head Loading
.DHP Dr. Halo PIC (file name extension)
DI Data In + Destination Index
DIA Document Interchange Architecture [IBM]
DIB Device Independent Bitmap +
Directory Information Base +
Dual Independent Bus [Intel]
DIBOL DEC Business Oriented Language
.DIC Dictionary (file name extension)
DICOM Digital Imaging and Communications in Medicine
DID Direct Inward Dialing
DIDS Distributed Intrusion Detection System
DIF Data Interchange Format
DIFFSENS Differential Sense
DIIP Direct Interrupt Identification Port
DIME Direct Internet Message Encapsulation
DIMM Dual In-Line Memory Module
DIN Deutsche Industrie Norm (German equivalent of EIA)
DIO Data Input-Output
DIP Dialup Internet Protocol [Internet] +
Digital Imaging Processing +
Dual In-line Package + Dual In-line Pin
DIR Directory (file)
DIS Draft International Standard +
Dynamic Impedance Stabilization [CompuCom]
DISA Data Interchange Standards Association +
Direct Inward System Access
DISP Displacement (offset)
DIT Directory Information Tree
DIV Divide
DIVE Direct Interface Video Extension [OS/2 Warp]
DIVX Digital Video Express
DIW D-Inside Wire [AT&T]
DIX Digital-Intel-Xerox (Original Ethernet Standard)
.DIZ Description In Zip (file name extension)
DL Download (also D/L)
DL/1 Data Manipulation Language 1 [IBM]
DLB Dynamic Load Balancing
DLC Data Link Control (protocol) [IBM] +
Distributed Loop Carrier
DLCI Data Link Connection Identifier
DLD Display List Driver
DLE Data Link Escape
DLL Dynamic Link Library
DLM Distributed Lock Manager + Dynamic Link Module
DLP Digital Light Processing [TI]
DLPI Data Link Provider Interface
DLR DOS LAN Requester
DLS Data Link Switching [IBM]
DLT Digital Linear Tape
DM Distributed Memory
DMA Direct Memory Access/Addressing +
Document Management Alliance
DMAC DMA Controller
DMACS Distributed Manufacturing Automation & Control Software
DMD Digital Micromirror Device [TI]
DME Direct Memory Execution +
Distributed Management Environment
DMF Distribution Media Format [Microsoft]
DMI Desktop Management Interface
DML Data Manipulation Language +
Dialog Markup Language [W3C]
DMM Digital Multimeter
DMMS Dynamic Memory Management System
DMOS Double-diffused Metal-Oxide Semiconductor
DMP Dot Matrix Printer
DMPC Distributed Memory Parallel Computer
DMPP Distributed Memory Parallel Processor
DMQS Display Mode Query and Set [IBM]
DMS Data Management Software + Data/Document
Management System
DMSD Digital Multistandard Decoding
DMSDK Digital Media Software Development Kit [SGI]
DMSS Distributed Mass Storage System
DMT Digital/Discrete Multi-Tone
DMTF Desktop Management Task Force
DMY Day Month Year
DN Down
DNA Deoxyribonucleic Acid
DNC Direct Numerical Control
DNIC Data Network Identification Code
DNIE Digital Natural Image Enhancement (Samsung)
DNIS Dialed Number Identification Service
DNS Domain Naming System
DO Data Out + Distributed Objects
DOA Dead On Arrival
.DOC Document + Documentation (file name extensions)
DOCSIS Data Over Cable-Service Interface Specification
DOCSV Data Over Circuit-Switched Voice
DOE Distributed Objects Environment/Everywhere
DOIP Dial Other Internet Providers [IBM]
DO-IT Disabilities, Opportunities, Internetworking and
DOM Document Object Model [W3C]
DOMF Distributed Object Management Facility
DOS Denial Of Service + Disk Operating System
DOSEM DOS Emulation
.DOT Document Template (file name extension)
DOV Data Over Voice
DOW Day Of Week
DP Data Processing
DPA Demand Protocol Architecture [3Com] +
Document Printing Architecture
DPAM Demand Priority Access Method
DPAREN Data Parity Enable [IBM]
DPB Drive Parameter Block
DPC Direct Program Control
DPI Distributed Protocol Interface + Dots Per Inch
DPL Descriptor Privilege Level
DPM Digital Panel Meter
DPMA Data Processing Management Association
DPMI DOS Protected Mode Interface [Microsoft]
DPMS Digital Power Management Signaling +
Display Power Management Support
DPO Data Phase Optimization
DPS Document Processing System
DPSK Differential Phase Shift Keying
DPtoTP Display Coordinates to Tablet Coordinates
DQDB Distributed Queue Dual Bus
DQL Data Query Language
DR Data Received
D/R Direct or Reverse
DRAM Dynamic Random Access Memory
DRAW Direct Read After Write
DR.BOND Dial-up Router Bandwidth On Demand [NEC]
DRDA Distributed Relational Database Architecture [IBM]
DR-DOS Digital Research-Disk Operating System
DRDW Direct Read During Write
DRE Direct Recording Electronic (voting systems)
DRI Declarative Referential Integrit +
Digital Research Incorporated
DRM Digital Rights/Distributed Resource Management
DRO Data Request Output + Destructive Read-Out
DRS Document Registration System
.DRS Driver Resource (file name extension) [WordPerfect]
DRV Drive
.DRV Device Driver (file name extension) (Also see .DVR)
.DRW Draw + Drawing (file name extensions)
DS Data Segment + Data Send + Data Server + Double Sided
D/S Dhrystone Per Second
DS3 Digital Signal Level 3
DSA Digital Signature Algorithm + Directory System Agent
DSAP Destination Service Access Point
DSD Direct Stream Digital [Sony-Philips]
DSDD Double Sided, Double Density (diskette)
DSE Data Storage Equipment
DSEA Display Station Emulation Adapter
DSECT Dummy Control Section
DSHD Double Sided, High Density (diskette)
DSIG Digital Signature
DSIS Distributed Support Information Standard
DSL Digital Subscriber Line
ADSL Asymmetric DSL
BDSL Broadband DSL
CDSL Consumer DSL [Rockwell]
FDSL Fixed Directory Subscriber List
HDSL High-Bit-Rate DSL +
High-Data-Rate DSL
IDSL Integrated Services Digital Network DSL
RDSL Rate-Adaptive DSL
SDSL Single-Line DSL +
Symmetric DSL
VDSL Very-High-Bit-Rate DSL
VADSL Very-High-Rate Asymmetric DSL
VDSL Very-High-Data-Rate DSL
DSL Dynamic Simulation Language
DSLAM Digital Subscriber Line Access Multiplexer
DSM Distributed Shared Memory +
Domain-Specific Modeling
DSMA Digital Sense Multiple Access
DSML Directory Services Markup Language
DSN Data Source Name + Delivery Service Notification
DSO Dynamic Shared Object
DSOM Distributed System Object Model
DSP Delivery Service Partner +
Digital Signal Processing/Processor +
Digital Sound Processor +
Directory Synchronization Protocol [Lotus]
DSPT Display Station Pass-Thru [IBM]
DSQD Double Sided, Quad Density (diskette)
DSR Data Set Ready + Device Status Register +
Device Status Report
DSS Decision Support System + Digital Signature Standard +
Digital Spread Spectrum + Direct Station Selector
DSSI Digital Standard Systems Interconnect [DEC]
DSSS Direct-Sequencing Spread Spectrum
DSSSL Document Style Semantics and Specification Language
DSTN Double Supertwisted Nematic
DSU Data Service/Switching Unit + Digital Service Unit
DSVD Digital Simultaneous Voice and Data
DSW Data Status Word + Device Status Word
DSX Digital Signals Cross-Connect
D2T2 Dye Diffusion Thermal Transfer (printing)
DTA Disk Transfer Area
.DTA Data (file name extension)
DTC Desktop Conferencing
DTCP Digital Transmission Copy Protection
[Hitachi, Intel, Panasonic, Sony, Toshiba]
DTD Document Type Definition
DTE Data Terminal Equipment + Dumb Terminal Emulator
DTF Distributed Test Facility
DTL Dialogue Tag Language [IBM] + Diode-Transistor Logic
DTM Digital Terrain Mapping
DTMF Data Tone Multiple Frequency + Dual Tone Multifrequency
DTP Desktop Publishing + Distributed Transaction Process
DTR Data Terminal Ready + Data Transfer Rate
DTS Distributed Traffic Shaping [Cisco]
DTSS Dartmouth Time Sharing System
DTV Desktop Video + Digital Television
DTVC Desktop Video Conferencing
DU Disk Usage
DUA Directory User Agent
DUAT Direct User Access Terminal
DUN Dial-Up Networking [Microsoft]
DUNCE Dial Up Network Connection Enhancement
DV Digital Video
.DV DESQview Script (file name extension)
DVC Desktop Video Conferencing + Digital Video Camera
DVD Digital Video Disk
DVD-A Digital Video Disk-Audio
DVD-R Digital Video Disk-Recordable
DVD-RAM Digital Versatile Disc-RAM
DVD-ROM Digital Versatile Disc-ROM
DVE Digital Video Effect
DVI Digital Video Interactive + Digital Visual Interface
.DVI Device Independent (file name extension)
DVM Digital Volt Meter
DVMRP Distance Vector Multicast Routing Protocol [Internet]
DVOF Digital Video Over Fiber
DVR Digital Video/Voice Recorder
.DVR Device Driver (file name extension) (Also see .DRV)
DW Data Warehousing
DWDM Dense Wavelength Division Multiplexer
DWG Drawing
DWMT Discrete Wavelet Multitone
DWT Discrete Wavelet Transform
D2X Decimal To Hexadecimal [REXX]
.DXB Drawing Interchange Binary (file name extension)
DXC Data Exchange Control
DXF Data Exchange File + Drawing Exchange Format
DXI Data Exchange Interface
DYNSLT Dynamic Select [IBM]
DYNSRC Dynamic Source
EA Effective Address + Extended Attribute [OS/2]
EAI Enterprise Application Integration
EAP Extensible Authentification Protocol
EAR External Access Register
EARN European Academic Research Network
EAROM Electrically Alterable Read Only Memory
EARS Electronic Access to Reference Services +
Electronic Authoring and Routing System [DEC] +
Explicit Archive and Retrieval System [Langley Research]
EATA Enhanced AT Bus Attachment
EAX Environmental Audio Extensions [Creative]
EB Exabyte (1,024 petabytes)
(One Billion Billion characters of information)
EBC EISA Bus Controller
EBCT Electron Beam Computed Tomography
EBCDIC Extended Binary Coded Decimal Interchange Code [IBM]
EBI Equivalent Background Input +
Extended Background Investigation
EBNF Extended Backus-Naur Form
E-BOOK Electronic Book
EBPP Electric Bill Presentment and Payment
EBR Extended Boot Record
EBT Electronic Benefits Transfer
EC Electronic Commerce + Error Control
ECAL Enjoy Computing And Learn
ECAT Electronic Card Assembly and Test [IBM]
ECB Electronic Codebook + Event Control Block
ECC Elliptic Curve Crypto + Error Check Code +
Error Checking and Correction + Error Correction Code
ECD Enhanced Color Display + Enhanced Compact Disk
ECHO European Commission Host Organization [Internet]
ECI External Call Interface
ECL Emitter Coupled Logic
ECM Electronic Control Module
ECMA European Computer Manufacturers Association
ECN Electronic Communications Network
ECNE Enterprise Certified NetWare Engineer [Novell]
ECP Enhanced/Extended Capabilities Port [Microsoft]
ECS Enhanced Chip Set
ECTL Electronic Communal Temporal Lobe
ECU EISA Configuration Utility
ED Erase Display
EDA Electronic Design Automation +
Embedded Document Architecture [Go Corporation]
EDB Embedded Database
EDC Electronic Digital Computer +
Enhanced Data Correction +
Error Detection and Correction
EDDC Extended Distance Data Cable
EDE Encrypt-Decrypt-Encrypt
EDGAR Electronic Data Gathering, Analysis and Retrieval
EDGE Enhanced Data-Rates for Global Evolution
EDI Electronic Data Interchange +
Electronic Document Interchange [DEC]
EDIF Electronic Design Interchange Format
EDIFACT EDI for Administration Commerce and Transport
EDL Edit Decision List
EDLC Ethernet Data Link Control
EDLIN Editor (Line Text)
EDMS Electronic Document Management System
EDO Extended Data Out
EDOS Enhanced DOS for Windows
EDP Electronic Data Processing
EDPM Electronic Data Processing Machine
EDRAM Enhanced/Eraseable/Extended Dynamic Random Access Memory
EDS Electronic Data Systems (corporation)
EDSAC * Electronic Delay Storage Automatic Calculator
.EDU Educational Institutions (Domain Name) [Internet]
EDVAC * Electronic Discrete Variable Automatic Computer
(First stored-program digital computer)
EE Extended Edition [IBM]
EEC Extended Error Correction
EEG Electroencephalogram
EEL Epsilon Extension Language
EEM Extended Memory Management
EEMAC Electrical & Electronic Manufacturers of Canada
EEMS Enhanced Expanded Memory Specification
EEPROM Electrically Erasable Programmable Read-Only Memory
EES Escrow Encryption Standard
EFA Extended File Attribute
EFF Electronic Frontier Foundation
EFI Electromechanical Frequency Interference +
Electronics For Imaging +
Extensible Firmware Interface
EFIGS English, French, Italian, German, Spanish
EFL Emitter Follower Logic
E-FORM Electronic Form
EFS Encrypting File System
EFTS Electronic Funds Transfer System
EGA Enhanced Graphics Adapter
EGP Exterior Gateway Protocol
EGREP Extended Global Regular Expression Print [Unix]
EHCI Enhanced Host Controller Interface
EHLLAPI Emulator High Level Language Application
Programming Interface [IBM]
EIA Electronic Industries Association
EIDE Enhanced Integrated Drive Electronics
EIM Electronic Image Management
EIS Executive Information System
EISA Extended Industry Standard Architecture
EJB Enterprise JavaBeans
EL Electroluminescent (display) + Erase Line
ELAN Emulated Local Area Network
ELC Embedded Linking and Control
ELD Electronic License Distribution
ELEC Enterprise Local Exchange Carrier
ELF Executable and Linking Format +
Extremely Low Frequency
ELS Entry Level System
EM Electronic Mail + Emphasized + End of Medium +
Expanded Memory
EMA Electronic Mail Association +
Enterprise Management/Memory Architecture
EMACS Editing Macros [Unix]
E-MAIL Electronic Mail
EMB Extended Memory Block [LIM/AST]
EMBARC Electronic Mail Broadcast to a Roaming Computer
EMC Electromagnetic Compatibility + Enhanced Memory Chip +
E-Mail Connection + Extended Math Coprocessor
EMCC * Eckert-Mauchly Computer Company (World's first computer
company, founded by Presper Eckart and John Mauchly,
who invented and built the first UNIVAC)
EMF Extended Metafile Format [Microsoft]
EMI Electromagnetic Interference
.EML Electronic Mail (file name extension)
EMM Expanded Memory Manager
EMR Electro-Magnetic Radiation +
Enhanced Metafile Record
EMS Electronic Mail System +
Electronic Message Service +
Energy Management System +
Enhanced Messaging Service +
Expanded Memory Specification [LIM]
EMSAPI Extended Messaging Services Application
Programming Interface
EMWAC European Microsoft Windows NT Academic Centre
.ENC Encoded (file name extension)
ENDEC Encoder/Decoder
ENDS Ends Segment
ENIAC * Electronic Numerical Integrator Analyzer and
Computer (First fully electronic digital computer)
ENQ Enquiry
ENSS Exterior Nodal Switching Subsystem [Internet]
EOA End Of Address
EOB End Of Block
EOC End Of Conversion
EOF End Of File + Enterprise Objects Framework
[Next Computer]
EOI End Of Interrupt + End Or Identify
EOJ End Of Job
EOL End Of Line + End Of List
EOM End Of Message
EOR Exclusive OR (Also XOR)
EOS Earth Observing System [NASA] + End Of String +
Error Correction Code on SIMM
EOSDIS Earth Observing System Data and Information System [NASA]
EOT Embedded Open Type (format) [Microsoft] +
End Of Table + End Of Tape (marker) + End Of Text +
End Of Transmission
EP Electrophotographic Engine
EPIC Explicitly Parallel Instruction Computing (chip) [Intel]
EPL Effective Privilege Level
EPLD Electrically Programmable Logic Device
EPM Enhanced Editor for Presentation Manager [IBM] +
Enterprise Process Management [IBM]
EPP Enhanced Parallel Port
EPROCESS Executive Process
EPROM Electrically Programmable Read Only Memory +
Erasable Programmable Read Only Memory
.EPS Encapsulated PostScript (file name extension)
EPSF Encapsulated PostScript Files
ERA Extended Registry Attributes
ERAS Electronic Routing and Approval System [Hughes Aircraft]
ERD Emergency Repair Disk + Entity Reltionship Diagram
ERIC Educational Resources Information Center [Internet]
ERLL Enhanced Run Length Limited
ERMA * Electronic Recording Method, Accounting
[General Electric]
EROM Erasable Read Only Memory
EROS Earth Resources Observation System
[U.S. Geological Survey]
ERP Enterprise Resource Planning
ERR Error
ER/RC Extended Result/Response Code
ERU Emergency Recovery Utility [Microsoft]
ES Extra Segment
ESA Enterprise Systems Architecture [IBM] +
European Space Agency
ESC EISA System Component + Escape
ESCD Extended System Configuration Data
ESCM Extended Services Communications Manager [IBM]
ESCON Enterprise System Connection (Architecture) [IBM]
ESC/P Epson Standard Code for Printers
ESD Electronic Software Distribution +
Electrostatic Discharge + Emergency Startup Disk
ESDI Enhanced Small/System Device Interface
ESF Extended Superframe
ESI End System Identifier +
Enhanced Serial Interface (specification) [Hayes]
ESMR Enhanced Specialized Mobile Radio
ESN Electronic Security/Serial Number
ESP Emulation Sensing Processor +
Encapsulating Security Payload (header) +
Enhanced Serial Port [Hayes] + Enhanced Service Provider +
Enterprise System Platform + Estimated Selling Price +
Eudora Sharing Protocol [Qualcomm]
ESR Event Service Routine
ESS Electronic Switching System
ESU Electro-Static Unit
ET Enhancement Technology
ETACS Extended Total Access Communication System [IBM]
ETANN Electrically Trainable Analog Neural
Network (chip) [Intel]
ETB End of Transmission Block
ETC Electronic Toll Collection +
Enhanced Throughput Cellular (modem protocol) [AT&T]
E-TEXT Electronic Text
ETF Enriched Text Format
ETOM Electron-Trapping Optical Memory
ETPL Endorsed Tempest Products List
ETS Econometric Time Series
ETX End of Text
EU Execution Unit
EUC End User Computing + Extended Unix Code [IBM]
EUDORA (Named after author of story:
"Why I Live at the P.O.", Ms. Eudora Welty)
EUI End-User Interface
EULA End-User License Agreement
EUVL Extreme Ultraviolet Lithography
EVE Extensible VAX Editor
EVGA Extended Video Graphics Array +
Extended Video Graphics Adapter
EWAN Emulator Without A Good Name [Internet]
EWS Employee Written Software [IBM]
ExCA Exchangeable Card Architecture [Intel]
.EXE Executable (file name extension)
EXE2BIN Program used to convert an (.EXE) file to binary
format (.COM) file
EXIF Exchangeable Image File Format
EXM Enterprise Messaging Exchange [Lotus]
EXP Exponent
EXT External
EXTRN External Reference
E-ZINE Electronic Magazine [Internet]
FAB Computer-Chip Fabrication Plant
FAC File Access Code
FAMOS Floating Gate Avalanche MOS
FANS Future Air Navigation System
FAP File Access Protocol
FAPI Family Application Program Interface
FAQ Frequently Asked Question
FARNET Federation of American Research Networks [Internet]
FASIC Function and Algorithm-Specific Integrated Circuit
FAT File Allocation Table
FAX Facsimile
.FAX Fax (file name extension)
FBC Find By Content
FC/AL Fiber Channel/Arbitrated Loop
FCB File Control Block
FCC Federal Communications Commission
FCC: File Carbon Copy
FCCSET Federal Coordinating Council for
Science, Engineering and Technology
FC/EL Fiber Channel/Enhanced Loop
FCI Flux Changes per Inch
FCL Fibre Channel Loop
FCPGA Flip Chip Pin Grid Array [Intel]
FCR FIFO Control Register
FCRAM Fast-Cycle RAM
FCS Fiber Channel Standard + Frame Check Sequence
FD Floppy Disk + Floppy Drive + Full Duplex
FDC Floppy Disk Controller
FDDI Fiber Digital Device Interface +
Fiber Distributed Data Interface
FDHD floppy Drive High Density
FDISK Fixed Disk
FDM Frequency Division Multiplexing
FDMA Frequency Division Multiple Access
FDX Full Duplex
FEC Forward Error Correction
FECN Forward Explicit Congestion Notification
FED Field Emission/Emitter Display
FEFO First-Ended, First-Out
FEP Front End Processor
FEPI Front End Programming Interface
FERAM Ferroelectric RAM
FESDK Far East Software Development Kit [Microsoft]
FET Field Effect Transistor
FF Flip-Flop + Form Feed
FFDC First Failure Data Capture [IBM]
FFS Fast File System
FFST First Failure Support Technology [IBM]
FFT Fast Fourier Transform + Final Form Text [IBM]
FG Floating Gate
FHS Fan Heat-Sink
FGREP Fixed Global Regular Expression Print [Unix]
FHSS Frequency-Hopping Spread Spectrum
FIA File Integrity Assessment
FIB Forwarding Information Base
FIF Fractal Image Format
FIFO First-In, First-Out
FILO First-In, Last-Out
FINDSTR Find Strings
FIP File Processor Buffering
FIPS Federal Information Processing Standard
FIR Fast Infrared + Finite Impulse Response
.FIRM Business or Firm (Domain Name) [Internet]
FIRST Forum of Incident Response and Security Teams
FITS Flexible Image Transport System
FIU Fingerprint Identification Unit [Sony]
FIX Federal Internet Exchange
FK Foreign Key
FLA Four Letter Acronym
FLC Ferro-electric Liquid Crystal
FLD Field
FLIR Forward Looking Infrared (system)
FLL FoxPro Link Library [Microsoft Fox Pro]
FLOPS Floating Point Operations Per Second
.FLR Folder (file name extension)
FMD Fluorescent Multilayer Disk
FMRI Functional Magnetic Resonance Imaging
FMS Forms Management System
FMT Format
FMV Full Motion Video
FNT Font
FOCUS Forum of Control Data Users
FOD Fax On Demand
FOG First Osborne Group
FOIP Fax Over Internet Protocol
FOIRL Fiber Optic Inter Repeater Link [IEEE]
FOLDOC Free On-Line Dictionary Of Computing
.FON Font + Phone + Phone Directory (all file name
.FOR Fortran source code (file name extension)
FORTH (Programming Language)(See HLL)
FORTRAN Formula Translator (Programming Language)(See HLL)
FOSE Federal Office Systems Exposition
FOSI Format Option Specification Instance
FOSSIL Fido/Opus/Seadog Standard Interface Layer
FPC Floating Point Calculation
FPCE Floating-Point C Extension (specification)
FPGA Field Programmable Gate-Array
FPLA Field Programmable Logic-Array
FPM Fast Page Mode
FPP Fixed Path Protocol + Floating Point Processor
FPR Floating-Point Register
FPS Favorite Picture Selection + Frames Per Second
FPT Forced Perfect Termination
FPU Floating Point Unit
FPX FlashPix (format) [Kodak]
FQDN Fully Qualified Domain Name [Internet]
FRAD Frame Relay Access Device +
Frame Relay Assembler/Disassembler
FRAG Fragment + Fragmentation
FRAM Ferroelectric Random-Access Memory
FRC Functional Redundancy Checking
FRED Frame Editor + Front-End to Dish
FRMR Frame Reject
FRPI Flux Reversals Per Inch
.FRS WordPerfect Graphics Driver (file name extension)
FS File Separator
FSB Front Side Bus
FSD File System Driver [OS/2]
FSE Full Screen Editor
FSF Free Software Foundation [Internet]
FSK Frequency Shift Keying
FSN Full Service Network
FSO Free Space Optics
FSP File Service Protocol
FSR Free System Resources
FST Flat Square Tube (monitor)
F/T Full Time
FTAM File Transfer, Access and Management +
File Transfer and Access Method
FTL Flash Transition Layer [Inter]
FTM Flat Tension Mask [Zenith]
FTP File Transfer Protocol [Internet]
FTPD File Transfer Protocol Daemon
FTTB Fiber To The Basement
FTTC Fiber To The Curb
FTTN Fiber To The Neighborhood
FTS Federal Telecommunication System
FTX Fault Tolerant Unix
FUI File Update Information
FUNC Function
FVT Full Video Translation
FWTK Firewall Toolkit
FXP File Exchange Protocol
FYI For Your Information
GA General Availability
GAAP Generally Accepted Accounting Principles
GAL Generic Array Logic
GAPI Gateway Application Programming Interface
GART Graphics Address Relocation Table
GATT Graphics Address Translation Table
GAWD Global Access Wireless Database
Gb Gigabit (1,024 megabits) +
(One Billion Bits of Information)
GB Gigabyte (1,024 megabytes) +
(One Billion Characters of Information)
GCC GNU C-Compiler [Unix]
GCCD Glass-Passivated Ceramic Chip Diode
GCR Group Code Recording
GDA Global Data Area + GNOME Data Access
GDB GNU Debugger
GDDM Graphics Data Display Manager
GDG Generation Data Group [IBM]
GDI Graphical Device Interface
GDLC Generic Data Link Control [IBM]
GDP Graphic Draw Primitive
GDT Geometric Dimensioning and Tolerancing +
Global Descriptor Table +
Graphics Development Toolkit
GECOS General Electric Comprehensive Operating System
GEIS General Electric Information Service (company)
GEM Graphics Environment Manager (DRI Program)
GENIE General Electric Network for
Information Exchange
GEO Geostationary Earth Orbit
GEOS Global Entity Ordering System +
Graphic Environment Operating System [Geoworks]
GET Get Execute Trigger
GFI General Format Identifier + Ground-Fault Interceptor
GGP Gateway-Gateway Protocol [Internet]
GHZ Gigahertz
.GID Topics (file name extension) [Microsoft]
.GIF Graphics Interchange Format (file name extension)
GIG-E Gigabit Ethernet
GIGO Garbage In, Garbage Out
GII Global Information Infrastructure
GILS Government Information Locator Service
GIMP GNU Image Manipulation Program
GIMPS Great Internet Mersenne Prime Search
GINA Graphical Identification and Authentication
GIS Geographic Information System +
Global Information Solutions [AT&T]
GIX Global Internet Exchange [Internet]
GKS Graphical Kernel System
GL Graphics Language
G/L General Ledger
GLIS Global Land Information System [US Geological Survey]
GLM General Linear Models
GLOBE Global Learning by Observations to Benefit
the Environment [Internet]
.GLY Glossary (file name extension) [Microsoft Word]
GMDI Gigabit Media-Dependent Interface
GML Generalized Markup Language
GMP Global Mobile Professional
GMR Giant Magneto-Resistive (read head technology)
GMS Global Management System +
Global Messaging Service [Novell]
GMT Greenwich Mean Time
GND Ground (signal/system)
GNN Global Network Navigator
GNOME GNU Network Object Model Environment
GNU Gnu's Not Unix (operating system)
GOAD GNOME Object Activation Directory
GOSIP Government Open Systems Interconnection Profile
.GOV Governmental (Domain Name) [Internet]
GP Gas Plasma + General Purpose
GPF General Protection Fault
GPI Graphics Programming Interface
GPIB General Purpose Information/Interface Bus
GPIO General Purpose Input/Output
GPL General Public License
GPR General Purpose Register [IBM]
GPRC Glass Passivated Rectifier Chip
GPRS General Packet Radio Service
GPS Global Positioning Satellite/System +
Global Product Specification
GPSS * General Purpose Systems Simulator (language)
GPU Graphics Processing Unit
GRADD Graphics Adapter Device Driver [IBM]
GRE Generic Routing Encapsulation + Graphics Engine
GREP Global Regular Expression Print
.GRF Graph (file name extension)
.GRP Group (file name extension)
GS Group Separator
GSI General Server Interface
GSM Global Shared Memory +
Global System for Mobile-Communications (network)
GSNW Gateway Service for NetWare [Microsoft]
GSP Generic Server Passer + Global Service Provider
GSR Gigabit Switch Router
GSTN General Switched Telephone Network
GTE General Telephone Electronics (corporation)
GTF Generalized Timing Format
GTL Gunning Transceiver Logic
GTO Guide To Operations [IBM]
GTP * Geometry Theorem Prover
GTS Generic Traffic Shaping [Cisco]
GUI Graphical User Interface
GUID Globally Unique Identifier +
Global Universal Identifier
GVT Global Virtual Time
GWES Graphic, Windowing and Event Subsystem
.gz Compressed file (compressed filename extension -
using GNU gzip compression/decompression program) [Unix]
.H Header (file name extension) [C]
HACMP High Availability Cluster Multi-Processing [IBM]
HAL Hard Array Logic + Hardware Abstraction Layer +
House-Programmed Array Logic
HAL * Heuristically Programmed Algorithmic (computer)
[from 1968 movie "2001: A Space Odyssey"]
HAP Host Access Protocol
HARP-MRI Harmonic Phase MRI
HASP Houston Automatic Spooling Priority (System)
HBA Host Bus Adapter
HCL Hardware Compatibility List
HCSS High Capacity Storage System
HCU Home Computer User
HD Hard Disk + High Density
HDC High Dependability Computing [Carnegie Mellon]
HDA Head Disk Assembly
HDCD High Definition Compatible Digital
HDCP High-Bandwidth Digital Content Protection
HDD Hard Disk Drive
HDF Hierarchical Data Format [NCSA]
HDI Head to Disk Interference
HDL Hardware Description Language
HDLC High-Level Data Link Control
HDM Hardware Device Module
HDML Handheld Device Markup Language
HDR Header + High Data Rate
.HDR Header Data (file name extension)
HDSC High Density Signal Carrier [DEC]
HDSS Holographic Data Storage System
HDT Host Digital Terminal
HDTV High Definition Television
HDVD High Definition Volumetric Display
HDW Hardware
HDX Half Duplex
HEOS High Earth Orbiting Satellite
HERC Hercules
HEX Hexadecimal
HFC Hybrid Fiber-Coaxial
HFS Hierarchical File System [Macintosh]
HFT High Function Terminal [IBM]
HGA Hercules Graphics Adapter
HGCP Hercules Graphics Card Plus
HGP Human Genome Project
HH Hour
HIDS Host-Based Intrusion Detection System
HIF Hyper-G Interchange Format
HIFD High-Density Floppy Disk
HIL Human Interface Link [HP]
HIMEM High Memory
HIPPI High Performance Parallel Interface
HLCO High Low Close Open
HLL High Level Language
HLLAPI High Level Language Application Programming Interface
.HLP Help (file name extension)
HLQ High Level Qualifier
HLS Hue, Luminance, Saturation (color model)
HLT Halt
HMA High Memory Area [Microsoft] +
Hub Management Architecture
HMD Head Mounted Display
HMI Human-Machine Interface
HMM Hidden Markov Model
HMMP Hyper-Media Management Protocol
HMOS High Density Metal Oxide Semiconductor +
High Speed Metal Oxide Semiconductor
HMP Host Monitoring Protocol
HOL High Order Logic
HOTT Hot Off The Tree (electronic newsletter)
HOV High Occupancy Vehicle
HP Hewlett-Packard (Company)
HPC Handheld Personal Computer
HPCC High Performance Computing and Communications
HPDJ Hewlett-Packard Desk Jet
HPFS High-Performance File System
HPG Hewlett-Packard Graphics
HPGL Hewlett-Packard Graphics Language
HPIB Hewlett-Packard Interface Bus
HPLJ Hewlett-Packard Laser Jet
HPOM Home Page Objects Model [Microsoft]
HPPA Hewlett-Packard Precision Architecture
HPPI High Performance Parallel Interface
HPR High Performance Routing [IBM]
HPSB High Performance Serial Bus
HPUX Hewlett-Packard Unix
HPW High Performance Workstation [Sun]
.HQX BinHex (file name extension) [Macintosh]
HRIS Human Resource Information System
HRG High Resolution Graphics
HRMS Human Resource Management System
HRTF Head Related Transfer Function
HS High Speed
HSB Hue, Saturation, Brightness (color model)
HSC Hierarchical Storage Controller + High Speed Channel
HSI Hue, Saturation, Intensity
HSM Hierarchical Storage Management
HSP High Speed Printer/Processor
HSSI High Speed Serial Interface
HST High Speed Technology [U.S. Robotics]
.HST History + Host (file name extensions)
HSV Hue Saturation Value
HTML HyperText Markup Language
HTTP HyperText Transfer Protocol
HTTP-NG HTTP Next Generation
HTTPS HyperText Transfer Protocol Secure
HUD Heads Up Display
HUT Hopkins Ultraviolet Telescope
H/V Horizontal/Vertical
HVP Horizontal & Vertical Position
H/W Hardware
HWCP Hardware Code Page
HWD Height-Width-Depth
HWDM Hyperfine Wave Division Multiplexing
.HYP Hyphenation (file name extension)
HYTELNET Hypertext-browser for Telnet Accessible Sites
Hz Hertz
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