Important Computer Abbreviations and Acronyms

Important Computer Abbreviations and Acronyms

A

• AAA—Authentication Authorization, Accounting
• AC—Alternating Current
• ACE—Advanced Computing Environment
• ACPI—Advanced Configuration and Power Interface
• AD—Active Directory
• AD—Administrative Domain
• ADC—Analog-to-Digital Converter
• ADT—Abstract Data Type
• AE—Adaptive Equalizer
• AES—Advanced Encryption Standard
• AI—Artificial Intelligence
• Ajax—Asynchronous JavaScript and XML
• AL—Active Link
• AL—Access List
• ALAC—Apple Lossless Audio Codec
• ALGOL—Algorithmic Language
• ALU—Arithmetic and Logical Unit
• AM—Access Method
• AM—Active Monitor
• AM—Amplitude Modulation
• AMD—Advanced Micro Devices
• AMR—Audio Modem Riser
• ANN—Artificial Neural Network
• ANSI—American National Standards Institute
• AOP—Aspect-Oriented Programming
• API—Application Programming Interface
• APL—A Programming Language
• ARM—Advanced RISC Machines
• ARP—Address Resolution Protocol
• AS—Access Server
• ASCII—American Standard Code for Information Interchange
• ASP—Active Server Pages
• ASP—Application Service Provider
• AT—Advanced Technology
• AT—Access Time
• AT—Active Terminator
• AVI—Audio Video Interleaved

B 

• B2B—Business-to-Business
• B2C—Business-to-Consumer
• BAL—Basic Assembly Language
• BASIC—Beginner's All-Purpose Symbolic Instruction Code
• BCD—Binary Coded Decimal
• BEEP—Blocks Extensible Exchange Protocol
• BER—Bit Error Rate
• BI—Business Intelligence
• bin—binary
• BINAC—Binary Automatic Computer
• BIOS—Basic Input Output System
• BJT—Bipolar Junction Transistor
• bit—binary digit
• Blob—Binary large object
• Blog—Web Log
• BMP—Basic Multilingual Plane
• BOM—Byte Order Mark
• BOOTP—Bootstrap Protocol
• bps—bits per second
• BSoD—Blue Screen of Death
• BT—Bluetooth
• BW—Bandwidth

C

• CA—Computer architecture
• CAD—Computer-Aided Design
• CAE—Computer-Aided Engineering
• CAM—Computer-Aided Manufacturing
• CAPTCHA—Completely Automated Public Turing Test to tell Computers and Humans Apart
• CAT—Computer-Aided Translation
• cc—C Compiler
• CD—Compact Disc
• CDE—Common Desktop Environment
• CDMA—Code Division Multiple Access
• CDN—Content Delivery Network
• CD-ROM—CD Read-Only Memory
• CD-RW—CD-Rewritable
• CERT—Computer Emergency Response Team
• CF—Compact Flash
• CG—Computer Graphics
• CGI—Common Gateway Interface
• CGI—Computer-Generated Imagery
• CIFS—Common Internet Filesystem
• CM—Content Management
• CMS—Content Management System
• COBOL—Common Business-Oriented Language
• CPS—characters per second
• CPU—Central Processing Unit
• CRT—Cathode Ray Tube
• CRUD—Create, Read, Update and Delete
• CSE—Computer Science and Engineering
• CSI—Common System Interface
• CSP—Cloud Service Provider
• CSS—Cascading Style Sheets
• CSV—Comma-Separated Values
• CTCP—Client-To-Client Protocol

 D

• DAC—Digital-To-Analog Converter
• DAT—Digital Audio Tape
• DB—Database
• DBMS—Database Management System
• DCL—Data Control Language
• DCS—Distributed Control System
• DD—Double Density
• DDL—Data Definition Language
• DES—Data Encryption Standard
• dev—development
• DFS—Distributed File System
• DHCP—Dynamic Host Configuration Protocol
• DHTML—Dynamic Hypertext Markup Language
• DLL—Dynamic Link Library
• DMA—Direct Memory Access
• DMCA—Digital Millennium Copyright Act
• DMI—Direct Media Interface
• DND—Drag-and-Drop
• DNS—Domain Name System
• DOM—Document Object Model
• DoS—Denial of Service
• DOS—Disk Operating System
• DPI—Dots Per Inch
• DRAM—Dynamic Random Access Memory
• DSL—Domain-Specific Language
• DSP—Digital Signal Processor
• DTD—Document Type Definition
• DVD—Digital Versatile Disc
• DVD-R—DVD-Recordable
• DVD-ROM—DVD-Read Only Memory
• DVD-RW—DVD-Rewritable
• DVI—Digital Visual Interface
• DVR—Digital Video Recorder

 E

• EEPROM—Electronically Erasable Programmable Read-Only Memory
• EGA—Enhanced Graphics Array
• E-mail—Electronic mail
• EGP—Exterior Gateway Protocol
• eID—electronic ID card
• EIDE—Enhanced IDE
• ELF—Extremely Low Frequency
• EMS—Expanded Memory Specification
• ENIAC—Electronic Numerical Integrator And Computer
• EOD—End of Day
• EOF—End of File
• EOL—End of Line
• EOM—End Of Message
• EPIC—Explicitly Parallel Instruction Computing
• ERP—Enterprise Resource Planning
• EULA—End User License Agreement
• EXT—EXTended file system

 F

• FAT—File Allocation Table
• FAQ—Frequently Asked Questions
• FIFO—First In First Out
• FL—Function Level
• FPS—Floating Point Systems
• FS—File System
• FTP—File Transfer Protocol
• FXP—File eXchange Protocol
• FYI—For Your Information

G

• Gb—Gigabit
• GB—Gigabyte
• GDI—Graphics Device Interface
• GIF—Graphics Interchange Format
• GIGO—Garbage In, Garbage Out
• GIMP—GNU Image Manipulation Program
• GML—Geography Markup Language
• GNOME—GNU Network Object Model Environment
• GNU—GNU's Not Unix
• GPL—General Public License
• GPL—General-Purpose Language
• GPRS—General Packet Radio Service
• GPU—Graphics Processing Unit
• GSM—Global System for Mobile Communications
• GUI—Graphical User Interface

H

• HDD—Hard Disk Drive
• HCL—Hardware Compatibility List
• HD DVD—High Definition DVD
• HP—Hewlett-Packard
• HPC—High-Performance Computing
• HPFS—High Performance File System
• HSDPA—High-Speed Downlink Packet Access
• HTC—High-Throughput Computing
• HTML—Hypertext Markup Language
• HTTP—Hypertext Transfer Protocol

 I

• IBM—International Business Machines
• IC—Integrated Circuit
• ICANN—Internet Corporation for Assigned Names and Numbers
• ICE—In-Circuit Emulator
• IDE—Integrated Development Environment
• IE—Internet Explorer
• IIS—Internet Information Services
• IM—Instant Messaging
• IMAP—Internet Message Access Protocol
• I/O—Input/output
• IP—Internet Protocol
• IPC—Inter-Process Communication
• IPS—Instructions Per Second
• IS—Information Systems
• ISO—International Organization for Standardization
• ISP—Internet Service Provider
• IT—Information Technology
• ITU—International Telecommunication Union
• IVRS—Interactive Voice Response System

J

• JDK—Java Development Kit
• JEE—Java Enterprise Edition
• JIT—Just-In-Time
• JNI—Java Native Interface
• JPEG—Joint Photographic Experts Group
• JRE—Java Runtime Environment
• JS—JavaScript
• JSE—Java Standard Edition
• JSON—JavaScript Object Notation
• JSP—JavaServer Pages

K

• KB—Kilobyte
• KB—Knowledge Base
• kHz—Kilohertz

  L

• LAMP—Linux Apache MySQL Perl, Linux Apache MySQL PHP, Linux Apache MySQL Python
• LAN—Local Area Network
• LCD—Liquid Crystal Display
• LED—Light-Emitting Diode
• LIB—LIBrary
• LIFO—Last In First Out
• LOC—Lines of Code
• LPI—Linux Professional Institute
• LSB—Least Significant Bit
• LVD—Low Voltage Differential

  M

• MAC—Mandatory Access Control
• MAC—Media Access Control
• Mb—Megabit
• MB—Megabyte
• MCPD—Microsoft Certified Professional Developer
• MHz—Megahertz
• MIB—Management Information Base
• MICR—Magnetic Ink Character Recognition
• MIMD—Multiple Instruction, Multiple Data
• MIMO—Multiple-Input Multiple-Output
• MMI—Man Machine Interface.
• MMIO—Memory-Mapped I/O
• MNG—Multiple-image Network Graphics
• MoBo—Motherboard
• MS—Microsoft
• MSB—Most Significant Bit
• MS-DOS—Microsoft DOS
• MT—Machine Translation
• MUA—Mail User Agent
• MX—Mail exchange

  N

• NaN—Not a Number
• NetBIOS—Network Basic Input/Output System
• NEXT—Near-End CrossTalk
• NFS—Network File System
• NPL—Netscape Public License
• NPU—Network Processing Unit
• NS—Netscape
• NSA—National Security Agency
• NSS—Network Security Services
• NT—New Technology
• NTFS—NT Filesystem
• NTP—Network Time Protocol
• NVRAM—Non-Volatile Random Access Memory

O

• OASIS—Organization for the Advancement of Structured Information Standards
• OCR – Optical Character Recognition
• OEM—Original Equipment Manufacturer
• OES—Open Enterprise Server
• OLED—Organic Light Emitting Diode
• OMG—Object Management Group
• OMR—Optical Mark Reader
• OOM—Out Of Memory
• OOP—Object-Oriented Programming
• OOTB—Out of the box
• OPML—Outline Processor Markup Language
• OS—Open Source
• OS—Operating System
• OSS—Open-Source Software

 P

• P2P—Peer-To-Peer
• PAN—Personal Area Network
• PC—Personal Computer
• PCB—Printed Circuit Board
• PC DOS—Personal Computer Disc Operating System
• PCL—Printer Command Language
• PD—Public Domain
• PDP—Programmed Data Processor
• PERL—Practical Extraction and Reporting Language
• PHP—Hypertext Preprocessor
• PIO—Programmed Input/Output
• PLC—Programmable Logic Controller
• PMM—POST Memory Manager
• PNG—Portable Network Graphics
• PnP—Plug-and-Play
• POST—Power-On Self Test
• PPI—Pixels Per Inch
• PPP—Point-to-Point Protocol
• PS—PostScript

  Q

• QA—Quality Assurance
• QoS—Quality of Service

  R

• RAM—Random Access Memory
• RAS—Remote Access Service
• RRAS—Routing and Remote Access Service
• RC—Run Commands
• RDC—Remote Desktop Connection
• REST—Representational State Transfer
• RF—Radio Frequency
• RGB—Red, Green, Blue
• RGBA—Red, Green, Blue, Alpha
• RHL—Red Hat Linux
• RIP—Raster Image Processor
• RISC—Reduced Instruction Set Computer
• ROM—Read Only Memory
• ROMB—Read-Out Motherboard
• ROM-DOS—Read Only Memory - Disk Operating System
• RSS—Radio Service Software
• RSS—Rich Site Summary, RDF Site Summary, or Really Simple Syndication
• RTL—Right-to-Left
• RTOS—Real-Time Operating System
• RTP—Real-time Transport Protocol
• RTS—Ready To Send
• RWD—Responsive Web Design

  S

• SaaS—Software as a Service
• SCADA—Supervisory Control And Data Acquisition
• SCID—Source Code in Database
• SCM—Source Code Management
• SDK—Software Development Kit
• SEO—Search Engine Optimization
• SFTP—Simple File Transfer Protocol
• SIMD—Single Instruction, Multiple Data
• SISO—Single-Input and Single-Output
• SLIP—Serial Line Internet Protocol
• SPM—Software project management
• SMS—Short Message Service
• SMS—System Management Server
• SMTP—Simple Mail Transfer Protocol
• SOAP—Simple Object Access Protocol
• SOAP—Symbolic Optimal Assembly Program
• SOE—Standard Operating Environment
• SOHO—Small Office/Home Office
• SPA—Single Page Application
• SQL—Structured Query Language
• SRAM—Static Random Access Memory
• SSA—Static Single Assignment
• SSD—Software Specification Document
• SSD—Solid-State Drive
• SSI—Single-System Image
• SSI—Small-Scale Integration
• SSID—Service Set Identifier
• SSL—Secure Socket Layer
• su—superuser
• SVG—Scalable Vector Graphics
• SVGA—Super Video Graphics Array
• SWF—Shock Wave Flash

 T

• TB—TeraByte
• Tcl—Tool Command Language
• TCP—Transmission Control Protocol
• TCP/IP—Transmission Control Protocol/Internet Protocol
• TCU—Telecommunication Control Unit
• TFT—Thin Film Transistor

  U

• UHF—Ultra High Frequency
• UI—User Interface
• UPS—Uninterruptible Power Supply
• URI—Uniform Resource Identifier
• URL—Uniform Resource Locator
• USB—Universal Serial Bus
• UX—User Experience

  V

• var—variable
• VB—Visual Basic
• VR—Virtual Reality
• VGA—Video Graphics Array
• VGA—Video Graphics Adapter
• VM—Virtual Machine
• VM—Virtual Memory
• VPN—Virtual Private Network
• VRAM-Video Random Access Memory

  W

• W3C—World Wide Web Consortium
• WAP—Wireless Access Point
• WAP—Wireless Application Protocol
• WLAN—Wireless Local Area Network
• WMA—Windows Media Audio
• WMV—Windows Media Video
• WPA—Wi-Fi Protected Access
• WWW—World Wide Web

  X

• XML—eXtensible Markup Language
• XPS— XML Paper Specification
• XSL—eXtensible Stylesheet Language
• XSLT—eXtensible Stylesheet Language Transformations
• XVGA—Extended Video Graphics Adapter

  Z

• ZPL—Z-level Programming Language