Computer Abbreviations (A To Z Full Forms)

A

AD – Active Directory

ADC – Analog to Digital Convertor

ARP – Address Resolution Protocol

AH – Active Hub

AI – Artificial Intelligence

AL – Active Link

ALGOL – Algorithmic Language

ALU – Arithmetic Logic Unit

AM – Active Monitor

APCI – Application layer Protocol Control Information

API – Application Program Interface

ASCII – American Standard Code for Information Interchange

ATM – Automated Teller Machine

ADF – Automatic Document Feeder

B

BINAC – Binary Automatic Computer

BCC – Blind Carbon Copy

BMP – Bitmap

BASIC – Beginner’s All-purpose Symbolic Instruction Code

BCD – Binary Coded Decimal

BCR – Bar Code Reader

BD – Blu-ray Disc

Bin – Binary

BIOS – Basic Input Output System

B2B – Business to Business

Bit – Binary Digit

BLOG – Web Log

BPI – Bytes/Bits Per Inch

BPL – Broadband over Power Line

BPS – Bits Per Second

BSNL – Bharat Sanchar Nigam Limited

C

CC – Carbon Copy

CMOS – Complementary Metal Oxide Semiconductor

CAD – Computer Aided Design

COBOL – Common Business Oriented Language

CD – Compact Disc

COMAL – Common Algorithmic Language

CPU – Central Processing Unit

CRT – Cathode Ray Tube

CSS – Cascading Style Sheet

CU – Control Unit

CTCP – Client-To-Client Protocol

CD-R – Compact Disc Recordable

CD-ROM – Compact Disc Read Only Memory

CD-RW – Compact Disc Rewritable

CD-R/W – Compact Disc-Read/Write

CG – Computer Graphics

CGI – Common Gateway Interface

COM – Common Object Mode

CLI – Command Line Interface

CLR – Common Language Runtime

CDMA – Code Division Multiple Access

D

DAC – Digital to Analog Convertor

DAP – Directory Access Protocol

DB – Database

DBA – Database Administrator

DBMS – Database Management System

DCC – Direct Client-to-Client

DCL – Data Control Language

DFS – Distributed File System

DHTML – Dynamic HyperText Markup Language

DLL – Dynamic Link Library

DLP – Digital Light Processing

DMA – Direct Memory Access

DNS – Domain Name System

DPI – Dots Per Inch

DRAM – Dynamic Random Access Memory

DRDO – Defense Research and Development Organisation

DSL – Digital Subscriber Line

DTP – Desktop Publishing

DVD – Digital Video Disc/Digital Versatile Disc

DVD-R – Digital Video Disc-Recordable

DVD-ROM – DVD-Read Only Memory

DVD-RW – DVD-Rewritable

DVR – Digital Video Recorder

DOS – Disk Operating System

E

EBCDIC – Extended Binary Coded Decimal Interchange Code

E-Commerce – Electronic Commerce

EDO – Extended Data Out

EDP – Electronic Data Processing

EDSAC – Electronic Delay Storage Automatic Calculator

EEPROM – Electrically Erasable Programmable Read Only Memory

E-Mail – Electronic Mail

ENIAC – Electronic Numerical Integrator And Computer

EOF – End Of File

EPROM – Erasable Programmable Read Only Memory

EXE – Executable

EDI – Electronic Data Interchange

F

FAT – File Allocation Table

FAX – Facsimile

FDC – Floppy Disk Controller

FDD – Floppy Disk Drive

FIFO – First In First Out

FORTRAN – Formula Translation

FPU – Floating Point Unit

FS – File System

FTP – File Transfer Protocol

FPS – Frame Per Second

FLOPS – Floating Point Operations Per Second

FAQ – Frequently Asked Question

G

Gb – Gigabit

GB – Gigabyte

GIF – Graphics Interchange Format

GIGO – Garbage In Garbage Out

GPU – Graphics Processing Unit

GSM – Global System for Mobile communication

GUI – Graphical User Interface

H

HLL – High Level Language

HPFS – High Performance File System

HDD – Hard Disk Drive

HSM – Hierarchical Storage Management

HTML – Hyper Text Markup Language

HTTP – Hyper Text Transfer Protocol

I

IBM – International Business Machine

IS – Information System

IM – Instant Message

IMAP – Internet Message Access Protocol

iOS – iphone Operating System

IP – Internet Protocol

ISDN – Integrated Services Digital Network

ISOC – Internet Society

ISP – Internet Service Provider

ISR – Interrupt Service Routine

IT – Information Technology

J

JPEG – Joint Photographic Experts Group

JRE – Java Runtime Environment

JS – Java Script

K

Kb – Kilobit

KB – Kilobyte

KHz – Kilohertz

Kbps – Kilobit Per Second

L

LAN – Local Area Network

LCD – Liquid Crystal Display

LDU – Liquid Display Unit

LED – Light Emitting Diode

LIFO – Last In First Out

LPI – Lines Per Inch

LIPS – List Processing

M

MAN – Metropolitan Area Network

Mb – Megabit

MB – Megabyte

MBR – Master Boot Record

MAC – Media Access Control

MPEG – Moving Picture Experts Group

MMS – Multimedia Messaging Service

MIME – Multipurpose Internet Mail Extensions

MSN – Microsoft Network

MDI – Multiple Document Interface

MICR – Magnetic Ink Character Recognition

MIMO – Multiple-Input Multiple-Output

MIPS – Million Instructions Per Second

MIDI – Musical Instrument Digital Interface

N

NFS – Network File System

NIC – Network Interface Card

NOS – Network Operating System

O

OCR Optical Character Recognition

OMR Optical Mark Reader

OOP Object Oriented Programming

OS Operating System

OSS Open Source Software

OLE Object Linking and Embedding

P

P2P – Peer-to-Peer

PAN – Personal Area Network

PAP – Password Authentication Protocol

PC – Personal Computer

PCL – Printed Command Language

PDF – Portable Document Format

PDL – Program Design Language

PIO – Programmed Input/Output

PLA – Programmable Logic Array

PL 1 – Programming Language 1

PnP – Plug and Play

POS – Point Of Sales

PPM – Pages Per Minute

PPP – Point-to-Point Protocol

PPTP – Point-to-Point Tunneling Protocol

PROM – Programmable Read Only Memory

PSTN – Public Switched Telephone Network

PSU – Power Supply Unit

POST – Power On Self Test

Q

QDR – Quad Data Rate

QoS – Quality of Service

QBE – Query By Example

R

RAM – Random Access Memory

RARP – Reverse Address Resolution Protocol

RDBMS – Relational Database Management System

RIP – Routing Information Protocol

ROM – Read Only Memory

ROMB – Read Out Motherboard

RPG – Report Program Generator

RTOS – Real Time Operating System

RTF – Rich Text Format

S

SaaS – Software as a Service

SAN – Storage Area Network

SCSI – Small Computer System Interface

SDL – Simple DirectMedia Layer

SMTP – Simple Mail Transfer Protocol

SNOBOL – String Oriented and Symbolic Language

SP – Service Pack

SQL – Structured Query Language

SRAM – Static Random Access Memory

SVD – Structured VLSI Design

SNMP – Simple Network Management Protocol

SIM – Subscriber Identification Module

T

TCP – Transmission Control Protocol

TDMA – Time Division Multiple Access

TTA – True Tap Audio

TTF – True Type Font

TTS – Text-To-Speech

TTY – Tele Type

TFT – Thin-Film Transistor

TB – Terabytes

U

UAC – User Account Control

UI – User Interface

UPS – Uninterruptible Power Supply

URI – Uniform Resource Identifier

URL – Uniform Resource Locator

URN – Uniform Resource Name

USB – Universal Serial Bus

ULSI – Ultra Large Scale Integration

UNIVAC – Universal Automatic Computer

UTP – Unshielded Twisted Pair

V

VAR – Variable

VB – Visual Basic

VDD – Virtual Device Driver

VGA – Video Graphics Array

VLAN – Virtual Local Area Network

VM – Virtual Memory

VMS – Video Memory System

VPN – Virtual Private Network

VT – Video Terminal

VSNL – Videsh Sanchar Nigam Limited

VDU – Visual Display Unit

VLSI – Very Large Scale Integration

VRAM – Video Random Access Memory

W

WAN – Wide Area Network

WAP – Wireless Application Protocol

Wi-Fi – Wireless Fidelity

WiMax – Worldwide Interoperability for Microwave Access

WINS – Windows Internet Naming Service

WLAN – Wireless Local Area Network

WMA – Wireless Media Audio

WMV – Wireless Media Video

WPA – Wi-Fi Protected Access

WWAN – Wireless Wide Area Network

WWW – World Wide Web

WLL – Wireless Local Loop

WORM – Write Once Read Many

X

XHTML – eXtensible HyperText Markup Language

XML – eXtensible Markup Language

XNS – Xerox Network Services

XUL – XML User interface Language

Y

YB – Yottabyte

Z

ZIFS – Zero Insertion Force Socket

ZIP – Zone Information Protocol

ZISC – Zone Instruction Set Computer

ZMA – Zone Multicast Address

ZNA – Zone Network Administration

ZB – Zettabyte