Important Computer Abbreviations for Competitive Exams

List of Computer Abbreviations: Computer Abbreviations is one of the most frequently asked topics in the Computer Awareness section in most of the Government Exams such as SSC RRB, Banks, etc. Here we have prepared the List of Important Computer Abbreviations
to help you to improve your general knowledge for competitive exams

List of Computer Abbreviations


ABCAtanasoff Berry Computer
ACMAssociation for Computing Machinery
AIArtificial Intelligence
ALGOLAlgorithmic Language
ALUArithmetic Logic Unit
AMDAdvanced Micro Devices
ACEAdvanced Computing Environment
ADBApple Desktop Bus
AMAllied Master Computer
ARPANETAdvanced Research Project Agency Network
ASCIIAmerican Standard Code for Information Interchange
BASICBeginners All-purpose Symbolic Instruction Code
BCDBinary Coded Decimal
BIOSBasic Input Output System
BIPSBillions of Instructions Per Second
BPIBytes Per Inch
BINACBinary Automatic Computer
BOINCBerkeley Open Infrastructure for Network Computing
CAComputer Accountancy
CADComputer Aided Design
CAEComputer Aided Engineering
CANCampus Area Network
CAIComputer – Aided Instruction
CAMComputer – Aided Manufacturing
CAPTCHACompletely Automated Public Turing Test to tell Computers and Humans
CAT Computer – Aided Translation
CAQComputer – Aided Quality Assurance
CASEComputer Aided Software Engineering
CCComputer Cleaning
CDECommon Desktop Environment
CERTComputer Emergency Response Team
CGComputer Graphics
CGIComputer – Generated Imagery
CISCComplex Instruction Set Computer
CNCComputer Numerical Control
CRSComputer Reservations System
CSComputer Science
CSEComputer Science and Engineering
CTComputerized Tomography
CTIComputer Telephony Integration
CDCompact Disk
CDCControl Data Corporation
CD-ROMCompact Disk Read Only Memory
CD-RWCD Read/Write
CLCommand Language
CLICommand Line Interface
COBOLCommon Business Oriented
CODASYLConference On Data Systems
CPUCentral Processing Unit
CRTCathode Ray Tube
DATDigital Audio Tape
DBMSData Base Management System
DBSDemand Based Switching
DDLData Definition Language
DDSDigital Data Storage
DECDigital Equipment Corporation
DMADirect Memory Access
DNADigital Network Architecture
DPIDots Per Inch
DSNDistributed Systems Network
DTSDigital Theater System
DTPDesktop Publishing
DVDDigital Video/Versatile Disk
ECMAEuropean Computer Manufacturers
EBCDICExtended Binary Coded Decimal Interchange Code
EDSACElectronic Delay Storage Automatic Calculator
EDVACElectronic Discrete Variable Automatic Calculator
EFMEight-to-Fourteen Modulation
ENIACElectronic Numerical Integrator And Calculator
EPGElectronic Programming Guide
EPICExplicitly Parallel Instruction Computing
EPROMErasable Programmable Read-Only Memory
FATFile Allocation Table
FDMFrequency Division Multiplexing
FEPFront End Processor
FLOPSFloating Point Operations Per Second
FMFrequency Modulation
FMSFile Management System
FOLDOCFree Online Dictionary of Computing
FSKFrequency Shift Keying
FTPFile Transfer Protocol
GBGiga Bytes
GHzGiga Hertz
GNUGnu Not Unix
GPRSGeneral Packet Radio Service
GPGPUGeneral-Purpose Computing on Graphics Processing Units
GSMGlobal System for Mobile communication
GUIGraphical User Interface
HPHewlett Packard
HSSHierarchical Storage System
HCIHuman Computer Interaction
HPCHigh-Performance Computing
HTCHigh-Throughput Computing
HTMLHyperText Markup Language
HTTPHyperText Transport Protocol
IBMInternational Business Machine
ICIntegrated Circuit
IDNIntegrated Digital Networks
IPInternet Protocol
IrDAInfrared Data Association
ISDNIntegrated Services Digital Network
ISCSIInternet Small Computer System Interface
ISPInternet Service Provider
JDSJava Desktop System
JPEGJoint Photographic Experts Group
JREJava Runtime Engine
JSPJava Server Pages
KBKilo Bytes
KDEK Desktop Environment
KHzKilo Hertz
LANLocal Area Network
LCDLiquid Crystal Display
LEDLight Emitting Diode
LPMLine Per Minute
LSILarge Scael Integration
MANMetropolitan Area Network
MARMemory Address Register
MBMega Bytes
MBRMemory Buffer Register
MCDSTMicrosoft Certified Desktop Support
MHzMega Hertz
MIDIMusical Instrument Digital Interface
MIPSMillions of Instructions Per Second
MNPMicrocom Network Protocol
MPEGMoving Pictures Experts Group
NCSANational Center for Supercomputing Applications
NGSCBNext – Generation Secure Computing Base
MS-DOSMicroSoft Disk Operating System
MVTMultiprogramming with Variable Tasks
NICNetwork Interface Card
NICNETNational Informatics Center NETwork
NOSNetwork Operating System
OCROptical Character Recognition
OMROptical Mark Reader
OSOperating System
OSIOpen System Interconnection
OSSOpen Source Software
PANPersonal Area Network
PCPersonal Computer
PC DOSPersonal Computer Disc Operating
PCMCIAPersonal Computer Memory Card
PL/MProgramming Language for Microcomputers
PDFPortable Document Format
PDLProgram Design Language
PDPProgram Data Processor
PIPPeripheral Interchange Program
PROMProgrammable Read-Only Memory
QoSQuality of Service
RAMRandom Access Memory
ROMRead Only Memory
RDRemote Desktop
RDCRemote Desktop Connection
RDPRemote Desktop Protocol
RISCReduced Instruction Set Computer
RISC OSReduced Instruction Set Computer
SLEDSUSE Linux Enterprise Desktop
SCSISmall Computer System Interface
SDLCSoftware Development Life Cycle
SEQUELStructured English QUEry Language
SGMLSyntax for Generalized Markup Language
SIMMSingle In-line Memory Module
SNASystems Network Architecture
SNOBOLStriNg Oriented and symBOlic Language
SQLStructured Query Language
SSISmall Scale Integration
TBTera Bytes
TCPTransport Control Protocol
TDMTime Division Multiplexing
UDPUser Datagram Protocol
ULSIUltra Large Scale Integration
UMPCUltra – Mobile Personal Computer
UNIVACUniversal Automatic Computer (By MKS)
UVCUniversal Virtual Computer
UPCUniversal Product Code
URLUniform Resource Locator
USBUniversal Serial Bus 
UTFUnicode Transformation Format
VANValue Added Network
VCRVideo Cassette Recorder
VDTVideo Display Terminal
VDIVirtual Desktop Infrastructure
VNCVirtual Network Computing
VGAVideo Graphics Arra
VoIPVoice over Internet Protocol
VSATVery Small Aperture Terminal
WANWide Area Network
WAPWireless Application Protocol
WiMAXWorldwide Interoperability for Microwave Access
WLANWireless Local Area Network
WLLWireless Local Loop
WORMWrite Once Read Many
WWWWorld Wide Web
XHTMLeXtensible HyperText Markup Language
XMLeXtensible Markup Language
ZISCZero Instruction Set Computer