A to Z Computer Abbreviations for Competitive Exams

A to Z Computer Abbreviations for Competitive Exams
A to Z Computer Abbreviations for Competitive Exams
Computer terminologies and abbreviations are frequently asked in general competitive exams like SSC CGL, SSC CHSL, SBI PO, IBPS PO and IBPS RRB along with others exams. Here I have compiled an extensive list of computer terminologies and abbreviation used in day to day life.

ACE:  Access Control Entry
AD: Active Directory
ADSL: Asymmetric Digital Subscriber Line
ADC: Analog To Digital Converter
AI: Artificial Intelligence
ALGOL: Algorithmic Language
ALU: Arithmetic Logic Unit
ANSI: American National Standards Institute
APCI: Application Layer Protocol Control Information
API: Application Program Interface
ARP: Address Resolution Protocol
ARPANET: Advanced Research Projects Agency Network
ASCII: American Standard Code For Information Interchange
ASP:    Active Server Page
ATM: Asynchronous Transfer Mode
AUI: AttachmentUnitInterface
AVI: AudioVideoInterleave

B2C: Business to Commerce
BASIC: Beginner's All Purpose Symbolic Instruction Code
BCC: Blind Carbon Copy
BCD: Binary Coded Decimal
BCR:    Barcode Reader
BER:    Bit Error Rate
BHTML: Broadcast Hyper Text Markup Language
BIOS: Basic Input Output System
BIU: Bus Interface Unit
BLOB: Binary Large Object
BMP: Bitmap
BPEL: Business Process Execution Langauge
BPI:    Byte Per Inch
BPS: Bytes Per Seconds

CAD: Computer Aided Design
CADD: Computer Added Drafting And Design
CAI: Computer Aided Instructuion
CAM: Computer Aided Manufacturing
CASE: Computer Aided Software Engineering
CC:    Carbon Copy
CCNA: Cisco Certified Network Associate
CD: Compact Disc
CD-RW: Compact Disc Re-Writable
CDMA: Code Division Multiple  Access
CD-ROM: Compact Disc Read Only Memory
CGI: Common Gateway Interface, Computer Generated Imagery
CIFS: Computer Interface File System
CISC: Complex Instruction Set Computer
CLR: Common Language Runtime
CMOS: Complementary Metal Oxide Semiconductor
COBOL: Common Business Oriented Language
CPI: Clock Cycle Per Instruction
CPU: Central Processing Unit
CRM: Customer Relationship Management
CRT: Cathode Ray Tube
CSMA/CD: Carrier Sense Multiple  Access/Collision Detection
CSS: Cascading Style Sheets
CTCP: Client to Client Protocol
CU: Control Unit
CUI: Character User Interface

DAC: Digital To Analog Converter
DBA: Database Administrator
DBMS: Database Management System
DCC: Direct Client to Client
DCL: Data Control Language
DDL: Data Definition Language
DFD: Data Flow Diagram
DFS: Distribute File System
DHCP: Dynamic Host Control Protocol
DHTML: Dynamics Hyper Text Markup Language
DLC: Data Link Control
DLL: Dynamic Link Library
DMA: Direct Memory  Access
DML: Data Manipulation Language
DNA: Distributed Internet Aplication Architecture
DNS: Domain Name System (Server)
DOC: Document File
DOM: Document Object Model
DOS: Disk Operating System, Denial Of Service
DPI:    Dots Per Inch
DRAM: Dynamic Random Access Memory
DSL: Digital Subscriber Line
DSN: Digital Subscriber Network
DTD: Document Type Definition
DTP: Desktop Publishing
DVD: Digital Versatile Disc

EAROM: Electrically Alterable Read Only Memory
EDC: Electronic Digital Computer
EDCDIC: Extended Binary Coded Decimal Interchange Code
EDO: Extended Data Out
EDP: Electronic Data Processing
EDSAC: Electronic Delary Storage Automatic Calculator
EGA: Enhanced Graphics Array
EEPROM: Electrically Erasable Programmable Read Only Memory
ENIAC: Electronics Numerical Integrator And Calculator
EPROM: Erasable Programmable Read Only Memory
EROM: Erasable Read Only Memory
ERP: Enterprise Resource Planning
EULA: End User License Agreement
EXE: Executive File

FAT: File Allocation Table
FAP: Fortarn Assembly Program
FAX: Far Away Xerox
FDD: Floppy Disk Drive
FDMA: Frequency Division Multiple Access
FIFO: First In First Out
FLOPS: Floating Point Operations Per Second
FORTRAN: Formula Translation
FPS: Frames Per Second
FRAM: Ferro Electric Random Access Memory
FTP: File Transfer Protocol

Gb: Gigabit
GB: Giga Bytes
GIGO: Garbage in Garbage Out
GPU: Graphics Processing Unit
GSM: Global System for Mobile System
GUI: Graphical User Interface

HCI: Human Computer Interaction
HDD: Hard Disk Drive
HLL: High Level Language
HSM: Hierarchical Storage Management
HTML: Hyper Text Markup Language
HTTP: Hyper Text Transfer Protocol

IO: Input Output
IBM: International Business Machines
IC: Integrated Circuit
ICMP: Internet Control Message Protocol
IE: InternetExplorer
IGMP: Internet Group Management Protocol
IMAP: Internet Messaging Access Protocol
IP: Internet Protocol
IRC: Internet Relay Chat
IRQ: Interrupt Request
ISDN: Integrated Service Digital Network
ISO: International Standard Organization
ISOC: Internet Society
ISP: Internet Service Provider
ISR: Interrupt Service Routine
IT: Information Technology

JPEG: Joint Photographic Experts Group
JRE: Java Runtime Environment
JS: Java Script

KB: KiloBytes
Kb: KitoBits
KBPS: Kilo Bytes Per Second
KHz: Kilohertz
KVM Switch: Keyboard, Video and Mouse Switch

L2TP: Layer Two Tunneling Protocol
LAN: Local Area Network
LAMP (Architecture): Linux Apache MySQL Perl/PHP Architecture
LCD: Liquid Crystal Display
LIFO: Last In First Out
LIPS: Logical Interfaces Per Second
LOC: Lines Of Code
LPI: Lines Per Inch
LSI: Large Scale Integration

MAC: Media Access Control
MAN: Metropolitan Area Network
MB: Mega Bytes
MBPS: Mega Bytes Per Second
MCS: Multicast Server
MDI: Multiple Document Interface
MDS: Microcomputer Development System
MFT: Master File Table
MICR: Magnetic Ink Characters Reader
MIME: Multipurpose Internet Mail Extensions
MIPS: Millions Of Instructions Per Second
MISD: Multiple Instruction Single Data
MMS: Multimedia Messaging Service
MODEM: Modulator And Demodulator
MP3: Motion Pictures Experts Group Layer 3
MPEG: Motion Pictures Experts Group
MS: Microsoft
MSDN: Microsoft Developer Network
MSN: Microsoft Network
MTU: Maximum Transmission Unit

NAS: Network Attached Storage
NASSCOM: National Association Of Software & Service Companies
NCP: Network Control Protocol
NDIS: Network Driver Interface Specification
NTFS: New Technology File System
NTP: Network Time Protocol

OCR: Optical Character Readers
ODBC: Open Database Connectivity
OLE: Object Linking And Embedding
OMR: Optical Mark Reader
OOP: Object Oriented Programming
OOPS: Object Oriented Programming System
OPML: Outline Processor Markup Language
OS: Operating System
OSI: Open System Interconnection

P2P: Peer to Peer
PAN: Personal Area Network
PC: Personal Computer
PCI: Peripheral Component Interconnect
PCL: Printed Command Language
PCMCIA: Personal Computer Memory Card International Association
PDA: Personal Digital Assistant
PDF: Portable Document Format
PDL: Page Description Language
PDU: Protocol Data Unit
PGA: Pin Grid Array
PIC: Programming Interrupt Control
PLA: Programmable Logic Array
PLC: Programmable Logic Controller
PNG: Portable Network Graphics
PNP: Plug And Play
PPM: Pages Per Minute
PPP: Peer To Peer Protocol
PPT: Powerpoint File
PPTP: Point To Point Tunneling Protocol
PROM: Programmable Read Only Memory
PSTN: Public Switched Telephone Network

QBE: Query By Example
QDR: Quad Data Rate
QEP: Quoted for performance
QDS: Quality of service

RADSL: Rate Adaptive Digital Subscribes Line
RAID: Redundant Array Of Independent Disks
RAM: Random Access Memory
RAMDAC: Random Access Memory Digital To Analog Converter
RARP: Reverse Address Resoltion Protocol
RAS: Remote Access Network
RAT: Remote Access Trojan
RDRAM: Rambus Dynamic Random Access Memory
RDBMS: Relational DataBase Management System
RICS: Reduced Instruction Set Computer
RIP: Raster Image Processor, Routing Information Protocol
RISC: Reduced Instruction Set Computer
ROM: Read Only Memory
RPC: Remote Procedure Call
RPG: Report Program Generator, Role Playing Games
RTC: Real Time Clock
RTF: Rich Text Format
RTOS: Real Time Operating System

SaaS: Software as a Service
SACK: Selective Acknowledgements
SAN: Storage Area Network
SAP: Service Access Point, Systems Applications Products
SCSI: Small Computer System Interface
SDRAM: Synchronous Dynamic Random  Access Memory
SDD: Software Design Description
SDK: Software Development Kit
SDL: Storage Definition Language
SDRAM: Static Dynamic Random  Access Memory
SDSL: Symmetric Digital Subscribes Line
SGRAM: Synchronous Graphics Random  Access Memory
SGML: Standard Generalized Markup Language
SIM: Subscriber Identification Module
SIMM: Single Inline Memory Module
SIU: Serial Interface Unit
SMS: Short Message Service
SMTP: Simple Mail Transfer Protocol
SNMP: Simple Network Management Protocol
SNOBOL: String Object Symbolic Language
SQA: Statistical Quality Assurance
SQL: Structured Query Language
SRAM: Static Random  Access Memory
SRS: Software Requirements Specification
SSL: Secure Sockets Layer
STP: Shielded Twisted Pair
SVD: Structured VLSI Design
SW: Software

TB: Tera Bytes
TCP: Transmission Control Protocol
TCP/IP: Transmission Control Protocol/Internet Protocol
TDI: Transport Data Interface
TDMA: Time Division Multiple Access
TTF: True Type Font
TFT: Thin Film Transistor

UAE: Unrecoverable Application Error
UDP: User Datagram Protocol
UI: User Interface
ULSI: Ultra Large Scale Integration
UML: Unified Modelling Language
UNIX: Uniplexed Information And Computer Systems
URL: Universal Resource Locator
USB: Universal Serial Bus
USRT: Universal Synchronous Receiver Transmitted
UTP: Unshielded Twisted Pair

VAN: Virtual Area Network
VB: Visual Basic
VCD: Video Compact Disc
VFAT: Virtual File Allocation Table
VGA: Video Graphics Array
VLSI: Very Large Scale Integrated Circuits
VM: Virtual Memory
VPN: Virtual Private Network
VRAM: Video Random  Access Memory
VRML: Virtual Reality Markup Language
VS: Visual Studio

WAIS: Wide Area Information Administrator
WAN: Wide Area Network
WAP: Wireless Application Protocol
Wifi: Wireless Fidelity
WiMax: Worldwide Interoperability for Microwave Acess
WLAN: Wireless Local Area Network
WMA: Wireless Media Audio
WMV: Wireless Media Video
WRAM: Windows Random Access Memory
WWAN: Wireless Wide Area Network
WWID: World World Indentifier
WORM: Write Once Read Many
WWW: World Wide Web
WySIWyG: What You See Is What You Get

XGA: Extended Graphics Array
XHTML: Extensible Hyper Text Markup Language
XML: Extensible Markup Language
XSL: Extensible Style Sheet Language

Y2K: Year 2000

ZIFS: Zero Insertion Force Socket
ZIP: Zone Information Protocol
ZB: Zeta Byte
ZISC: Zone Instruction Set Computer
ZNA: Zone Network Administration
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