Computer Term Abbreviations

A computer term abbreviation is a shortened form of a longer computer-related term. Abbreviations are commonly used in the field of technology to save time and space, and to make information easier to communicate and remember. Some of the most commonly used computer term abbreviations include:

Computer Term Abbreviations
Abbreviations Full Terms
AAA Authentication Authorization Accounting
ABR Area Border Router
ACK ACKnowledgement
AD Active Directory
AIX Advanced Interactive eXecutive
AJAX Asynchronous JavaScript and XML
ALGOL Algorithmic Language
ALU Arithmetic and Logical Unit
ANSI American National Standards Institute
APCI Application-Layer Protocol Control Information
API Application Programming Interface
APIC Advanced Programmable Interrupt Controller
ARP Address Resolution Protocol
ARPANET Advanced Research Projects Agency Network
ASCII American Standard Code for Information Interchange
ASIC Application-Specific Integrated Circuit
ASR Asynchronous Signal Routine
ATM Asynchronous Transfer Mode
AVI Audio Video Interleaved
B2B Business-to-Business
B2C Business-to-Consumer
BAL Basic Assembly Language
BASIC Beginner's All-Purpose Symbolic Instruction Code
BGP Border Gateway Protocol
BIND Berkeley Internet Name Domain
BIOS Basic Input Output System
BMP Basic Multilingual Plane
BOOTP Bootstrap Protocol
CA Certificate Authority
CAD Computer-Aided Design
CD Compact Disc
CDMA Code Division Multiple Access
CD-ROM CD Read-Only Memory
CHAP Challenge-Handshake Authentication Protocol
CLI Command Line Interface
CMOS Complementary Metal-Oxide Semiconductor
COBOL Common Business-Oriented Language
CPU Central Processing Unit
DAT Digital Audio Tape
DB Database
DBA Database Administrator
DBMS Database Management System
DDL Data Definition Language
DFD Data Flow Diagram
DIVX Digital Video Express
DLL Dynamic Link Library
DMA Direct Memory Access
DMI Direct Media Interface
DNS Domain Name System
DOS Disk Operating System
DPI Dots Per Inch
DSL Digital Subscriber Line
DVD Digital Video Disc
EEPROM Electronically Erasable Programmable Read-Only Memory
EGA Enhanced Graphics Array
EIGRP Enhanced Interior Gateway Routing Protocol
EPROM Erasable Programmable Read-Only Memory
ERP Enterprise Resource Planning
FAT File Allocation Table
FDDI Fiber Distributed Data Interface
FDMA Frequency-Division Multiple Access
FIFO First In First Out
FS File System
FSCK File System Check
FTP File Transfer Protocol
FQDN Fully Qualified Domain Name
GIF Graphics Interchange Format
GIS Geographic Information System
GNOME GNU Network Object Model Environment
GSM Global System for Mobile Communications
GUI Graphical User Interface
HAL Hardware Abstraction Layer
HDD Hard Disk Drive
HCL Hardware Compatibility List
HDMI High-Definition Multimedia Interface
HTM Hierarchical Temporal Memory
HTML Hypertext Markup Language
HTTP Hypertext Transfer Protocol
IC Integrated Circuit
ICMP Internet Control Message Protocol
ICP Internet Cache Protocol
IE Internet Explorer
IEEE Institute of Electrical and Electronics Engineers
IGMP Internet Group Management Protocol
IIS Internet Information Services
IM Instant Messaging
IP Internet Protocol
IPsec Internet Protocol security
IRQ Interrupt Request
IS Information Systems
iSCSI Internet Small Computer System Interface
ISDN Integrated Services Digital Network
ISO International Organization for Standardization
ISP Internet Service Provider
IT Information Technology
ITIL Information Technology Infrastructure Library
IVRS Interactive Voice Response System
J2EE Java 2 Enterprise Edition
JMX Java Management Extensions
JPEG Joint Photographic Experts Group
KVM Keyboard, Video, Mouse
L2TP Layer two Tunneling Protocol
LAN Local Area Network
LCD Liquid Crystal Display
LDAP Lightweight Directory Access Protocol
LED Light-Emitting Diode
LIFO Last In First Out
MAC Media Access Control
MAN Metropolitan Area Network
MAPI Messaging Application Programming Interface
MBR Master Boot Record
MICR Magnetic Ink Character Recognition
MIS Management Information Systems
MIME Multipurpose Internet Mail Extensions
MMU Memory Management Unit
MPEG Motion Pictures Experts Group
MPLS Multiprotocol Label Switching
MTU Maximum Transmission Unit
NAS Network-Attached Storage
NAT Network Address Translation
NetBIOS Network Basic Input/Output System
NFS Network File System
NIC Network Interface Controller
NLP Natural Language Processing
NNTP Network News Transfer Protocol
NTP Network Time Protocol
ODBC Open DataBase Connectivity
OMR Optical Mark Recognition
OS Operating System
OSI Open Systems Interconnection
OSPF Open Shortest Path First
PC Personal Computer
PCI Peripheral Component Interconnect
PDF Portable Document Format
PKI Public Key Infrastructure
PoE Power over Ethernet
POST Power-On Self Test
PXE Preboot Execution Environment
RADIUS Remote Authentication Dial In User Service
RAID Redundant Array of Independent Disks
RAM Random Access Memory
RDBMS Relational Database Management System
RDC Remote Desktop Connection
RF Radio Frequency
RHEL Red Hat Enterprise Linux
RIP Routing Information Protocol
ROM Read Only Memory
SAN Storage Area Network
SCSI Small Computer System Interface
SDK Software Development Kit
SEO Search Engine Optimization
SIP Session Initiation Protocol
SMTP Simple Mail Transfer Protocol
SNMP Simple Network Management Protocol
SNTP Simple Network Time Protocol
SOHO Small Office/Home Office
SQL Structured Query Language
SSH Secure Shell
SWF Shock Wave Flash
TCP Transmission Control Protocol
TCP/IP Transmission Control Protocol/Internet Protocol
TFT Thin Film Transistor
TFTP Trivial File Transfer Protocol
TTL Time To Live
UDDI Universal Description, Discovery and Integration
UDP User Datagram Protocol
UNC Universal Naming Convention
UPS Uninterruptible Power Supply
URL Uniform Resource Locator
USB Universal Serial Bus
UUID Universally Unique Identifier
VGA Video Graphics Adapter
VLAN Virtual Local Area Network
VNC Virtual Network Computing
VoIP Voice over Internet Protocol
VPN Virtual Private Network
VSAT Very Small Aperture Terminal
WAN Wide Area Network
WiMAX Worldwide Interoperability for Microwave Access
WINS Windows Internet Name Service
WLAN Wireless Local Area Network
WMV Windows Media Video
WWW World Wide Web
WYSIWYG What You See Is What You Get
XHTML eXtensible Hypertext Markup Language
XML eXtensible Markup Language