Full Forms and Abbreviations

Abbreviation Full Form
3M Minnesota Mining and Manufacturing Company
4GL Fourth Generation Language
AAC Advanced Audio Coding
AACI Airport Association Council International
AAFI Amateur Athletics Federation of India
AAGSP All Assam Gana Sangram Parishad
AAI Airport Authority of India
AAPSO Afro-Asian Peoples Solidarity Organisation
AASU All Assam Students Union
ABC Attansoff Berry Computer
ABCDE Annual Bank Conference on Development Economics
ABM Anti Ballistic Missile
ABS Anti-lock Braking System
ABSU All Bodo Students Union
ABT Availability Based Tariff
AC1 Alternate Current
AC2 Ashok Chakra
AC3 Air Conditioner
AC4 Antarctic Club
ACD Automatic Call Distributor
ACID Atomicity, Consistency, Isolation and Durability
ACPI Advanced Configuration and Power Interface
ACS Assam Civil Service
AD Ano Domini
ADA Air Defence Artillery
ADB Asian Development Bank
ADOS Autism Diagnostic Observation Schedule
ADSL Asymmetric Digital Subscriber Line
AEO American Eagle Outfitters
AERE Atomic Energy Research Establishment
AFLP Accelerated Female Literacy
AFPPD Asian Forum of Parliamentarians on Population & Development
AGF Asian Games Federation
AGOC Asian Games Organization Committee
AGP Accelerated Graphics Port
AI Artifical Intelligence
AICC All India Congress Committee
AICCTU All India Central Council of Trade Unions
AICI Agricultural Insurance Corporation of India
AICTE All India Council of Technical Education
AIDS Acquired Immune Deficiency Syndrome
AIEEE All India Engineering Entrance Examination
AIFF All India Football Federation
AIG American International Group
AIIMS All India Institute of Medical Sciences
AIL Aeronautics India Limited
AIMPLB All India Muslim Personal Law Board
AINEC All India Newspapers Editors Conference
AIR All India Radio
AITUC All India Trade Union Congress
AJAX Asynchronous JavaScript and XML
ALGOL Arithmetic Oriented Language
ALH Advanced Light Helicopter
ALR Advanced Logic Research
ALU Arithmetic Logic Unit
AM Anti Meridian
AMD Advence Micro Devices
AMIE Associate Member of the Institute of Engineers
AMR Audio Modem Riser
ANC African National Congress
ANSI American National Standards Institute
AP Access Point
APC American Power Conversion
APCS Arunachal Pradesh Civil Service-Executive Branch
APIPA Automatic Private Internet Protocol Addressing
APM Advanced Power Management
ARP Address Resolution Protocol
ARPA Advanced Research Projects Agency
ASCII American Standard Code for Information Interchange
ASP Active Server Pages
ASPI Advanced SCSI Programming Interface
ASR Automated System Recovery
AT Advanced Technology
AT&T American Telephone and Telegraph Company
ATA Advanced Technology Attachment
ATAPI Advanced Technology Attachment Packet Interface
ATM Asynchronous Transfer Mode
ATM Automatic Teller Machine
ATX Advanced Technology Extended
AWS Amazon Web Services
BARC Bhabha Atomic Research Center
BAS Bihar Administrative Service
BASIC Beginner's All Purpose Symbolic Instruction Code
BBC British Broadcasting Corporation
BCD Binary Coded Decimal
BCPL Begineers Cambridge Prograaming Language
BCR Bar Code Reader
BGP Border Gateway Protocol
BIOS Basic Input Output System
BMP Bitmap
BNC Barrel Nut Connector
BOF Beginning Of File
BRI Basic Rate Interface
BSNL Bharat Sanchar Nigam Limited
BTX Balanced Technology Extended
CA Chartered Accountant
CAD Computer Aided Designing
CAGP Continuous Assessment Grading Pattern
CAS Column Address Signal
CAVE Cave Automatic Virtual Environment
CBCS Choice Based Credit System
CCD Charged Coupled Device
CD Compact Disk
CDFS Compact Disc File System
CDMA Code Division Multiple Access
CDR Compact Disk Recorder
CDROM Compact Disc-Read-Only Memory
CD-ROM Compact Disk- Read Only Memory
CDRW Compact Disk ReWritter
CD-RW Compact Disc-ReWritable
CDSL Central Depository Securities Limited
CESIL Computer Education in Scholl Instruction Language
CFL Compact Fluorescent Lamp
CGA Color Display Adaptor
CGI Common Gateway Interface
CID Criminal Investigation Department
CISC Complex Instruction Set Computer
CMOS Complementary Metal-Oxide Semiconductor
CMY Cyan, Magenta, Yellow
CNG Compressed Natural Gas
CNN Cable News Network
CNR Communication Network Riser
COBOL Common Business Oriented Language
CODASYL Conference Of Data System Language
COM Computer Output to Microfilm
COMPUTER Common Operating Machine Particularly Used for Trade,Education and Research
CPAV Central Point Anti Virus
CPI Communist Party of India
CPU Central Processing Unit
CRIMM Continuity-Rambus Inline Memory Module
CRLF Carriage Return Line Feed
CRM Customer Relationship Management
CRT Cathode Ray Tube
CS Company Secretary
CSMA Carrier Sense Multiple Access
CSMA/CA Carrier Sense Multiple Access with Collision Avoidance
CSMA/CD Carrier Sense Multiple Access with Collision Detection
CSU Channel Service Unit
CTC Cost To Company
CUI Character User Interface
DAC Discretionary Accesss Control
DB-25 serial communications D-shell connector, 25 pins
DC Direct Current
DCT Discrete Cosine Transforms
DCU Device Control Unit
DDE Dynamic Data Exchange
DDOS Distributed Denial Of Service
DDR Double Data Rate
DFS Distributed File System
DHCP Dynamic Host Configuration Protocol
DIMM Dual Inline Memeory Module
DIN Deutsche Industrie Norm
DIP Dual Inline Package
DIX Digital Intel and Xerox
DLL Dynamic Link Library
DLP Digital Light Processing
DLT Digital Liner Tape
DMA Direct Memory Access
DNA Digital Network Architecture
DNS Domain Name System
DPMS Display Power Management Signaling
DRAM Dynamic Random Access Memory
DSDD Double Sided Double Density
DSHD Double Sided High Density
DSI Data System International
DSL Digital Subscriber Line
DSLR Digital single-lens reflex
DSML Directory Service Markup Language
DSU Digital Service Unit
DVD Digital Versatile Disc
DVI Digital Visual Interface
EAC1 Extract Audio Copy
EAC2 Eastern Air Command
EBCDIC Extended Binary Coded Decimal Information Interchange
ECC Error Correction Code
ECP Extended Capabilities Port
ECS1 Elitegroup Computer Systems
ECS2 Electronic Clearing Scheme
EDI Electronic Data Interchange
EDO Extended Data Out
EDS Electronic Data Storage/Exchangeable Disk System
EDSAC Electronic Delay Storage Automatic Computer
EDVAC Electronic Discrete Variable Automatic Computer
EEPROM Electrically Erasable Programmable Read Only Memory
EFS Encrypting File System
EGA Enhanced Graphic Adaptor
EIDE Enhanced Integrated Drive Electronics
EISA Extended Industry Standard Architecture
EJB Enterprise Java Beans
E-mail Electronic Mail
EMI Electro Magnetic Interference
EMP Electro Magnetic Pulse
EMS Expanded Memory
ENIAC Electronic Numerical Integrator And Calculator
EOF End Of File
EPP Enhanced Parallel Port
EPROM Erasable Programmable Read Only Memory
ERD Emergency Repair Disk
ERP Enterprise Resource Planning
ESD ElectroStatic Discharge
ESDI Enhanced Small Device Interface
EVDO1 Evolution Data Optimized
EVDO2 Evolution Data Only
EVGA Extended Video Graphics Adapter/Array
FAQ Frequently Asked Questions
FAT File Allocation Table
FAX Facsimile
FBI Federal Bureau of Investigation
FDC Floppy Disk Controller
FDD Floppy Disk Drive
FDDI Fiber Distributed Data Interface
FDMA Frequency Division Multiple Access
FDS Fixed Disk System
FERPA Family Educational Rights and Privacy Act
FMC Flight Management Computer
Fn Function
FPM Fast page Mode
FPM RAM Fast Data Page Random Access Memory
FPS Frames Per Second
FPU Floating Point Unit
FQDN Fully Qualified Domain Name
FRU Field Replaceable Unit
FSAA Full Screen Anti Aliasing
FTP File Transfer Protocol
GAS Gujarat Administrative Service
GB GigaBytes
GCS Goa Civil Service
GDI Graphical Device Interface
GIF Graphics Interchange Format
GIGO Garbage In Garbage Out
GPL General Public License
GPRS General Packet Radio System
GSM Global System for Mobile communications
GUI Graphical User Interface
HAL Hardware Abstraction Layer
HBO Home Box Office
HCL Hardware Compatibility List
HCL1 Hindustan Computer Limited
HCL2 Hindustan Copper Limited
HCS Haryana Civil Service
HDD Hard Disk Drive
HDFC1 Housing Development Finance Corporation
HDFC2 Housing Development Fund Corporation
HDFS Hadoop Distributed File System
HDMi High Definition Media interface
HIS Hightech Information System Limited
HIV Human Immunodeficiency Virus
HLCIT High Level Commission for Information Technology
HMD Head Mounted Display
HPAS Himachal Pradesh Administrative Service
HPFS High Performance File System
HTML Hyper Text Markup Language
HTTP Hyper Text Transfer Protocol
HTTPS Hypertext Transfer Protocol over Secure sockets layer
HUDCO Housing and Urban Development Corporation Limited
IAAI International Airport Authority of India
IAS Indian Administrative Service
IBM International Business Machines Corporation
IC Integrated Circuit
ICAI Institute of Chartered Accountants of India
ICANN Internet Corporation for Assigned Names and Numbers
ICL International Computers Limited
ICMP Internet Control Message Protocol
ICR Intelligent Character Recognition
ICS Internet Connection Sharing
ICT Information and Communication Technology
IDBI Industrial Development Bank of India
IDE Integrated Drive Electronics
IEEE Institute of Electrical and Electronics Engineers
IETF Internet Engineering Task Force
IFSC Indian Financial System Code
IGMP Internet Group Message Protocol
IGMS Integrated Grievance Management System
IIS Internet Information Services
IMAP Internet Mail Access Protocol
IMS Information Management System
IP Internet Protocol
IPCONFIG Internet Protocol Configuration
IPL Indian Premier League
IPO Initial Public Offering
IPP Internet Printing Protocol
IPSEC Internet Protocol Security
IPX Internetwork Packet eXchange
IR Infrared
IRC Internet Relay Chat
IRCTC Indian Railways Catering and Tourism Corporation
IrDA Infrared Data Association
IRDA1 Insurance Regulatory and Development Authority
IRDA2 Infrared Data Association
IRQ Interrupt Request
ISA Industry Standard Architecture
ISDN Integrated Services Digital Network
ISO International Organization for Standardization
ISP Internet Service Provider
ITPF IT Proffesional Forum
J2EE Java 2 Enterprise Edition
J2ME Java 2 Micro Edition
JAR Java Archive
JAS Jharkhand Administrative Service
JNDI Java Naming and Directory Interface
JPEG Joint Photographic Exper Group
JSP Java Server Pages
KAS1 Karnataka Administrative Service
KAS2 Kerala Administrative Service
KAS3 Kashmir Administrative Service
KFC Kentucky Fried Chicken
LAN Local Area Network
LBA Logical Block Addressing
LC Lucent Connector
LCD Liquid Crystal Display
LDAP Lightweight Directory Access Protocol
LDT Lightning Data Transport
LED Light Emitting Diode
LISP LISt Processing
LNG Liquified Natural Gas
LPD Line Printer Daemon
LPG Liquified Petrolium Gas
LPR Line Printer Remote
LPT Line Printer Terminal
LPX Low Profile Extended
LSI Large Scale Integrator
LVD Low Voltage Differential
MAC Media Access Control
MAN Metropolitan Area Network
MAPI Messaging Application Programming Interface
MB MotherBoard
MBPS Million Bit Per Second
MBR Master Boot Record
MBSA Microsoft Baseline Security Analyzer
MCR Multivariant Curve Resolution 
MCS1 Manipur Civil Service
MCS2 Mizoram Civil Service
MCS3 Meghalaya Civil Service
MDA Monochrome Display Adaptor
MF2D Micro Floppy Double Sided Double Display
MFC Microsoft Foundation Classes
MFD Multi Function Device
MFP Multi Function Product
MHz Mega Hertz
MICR Magnectic Ink Character Reader
MicroDIMM Micro Dual Inline Memory Module
MIDI Musical Instrument Digital Interface
MIME Multipurpose Internet Mail Extension
MIPS Million Instruction Per Second
MLI Multiple Link Interface
MMC Microsoft Management Console
MMX Multi Media Extensions
MODEM MODulator and DEModulator
MP3 Moving Picture Experts Group Layer 3 Audio
MPEG Motion Picture Expert Group
MPLS Multiprotocol Label Switching
MSCONFIG Microsoft Configuration
MS-DOS Microsoft Disk Operating System
MSDS Material Safety Data Sheet
MSE Mean Square Error
MUI Multilingual User Interface
NAP Network Access Point
NAS Network Attached Storage
NAT Network Address Translation
NAV Norton Anti Virus
NCS Nagaland Civil Service
NDSL National Securities Depository Limited
NEFT National Electronic Fund Transfer
NetBEUI Networked Basic input/output system Extended User Interface
NetBIOS Networked Basic input/output System
NFS Network File System
NGFF Next Generation Form Factor
NIC Network Interface Card
NLI Natural Language Interface
NLX New Low-profile Extended
NNTP Network News Transfer Protocol
NPCR Number of Pixel Change Rate
NSDL National Securities Depository Limited
NSS1 National Sample Survey
NSS2 National Service Scheme
NTFS New Technology File System
NTLDR New Technology Loader
NWLINK Netware Link
OCP Order Code Processor
OCR Optical Character Reader
OCS Odisha Administrative Service
OEM Original Equipment Manufacturer
OLAP On-Line Analytical Processing
OLE Object Linking and Embedding
OLTP On-Line Transaction Processing
OMR Optical Mark Recognition
OS Operating System
OSI Open Systems Interconnection
OSR Original equipment manufacturer Service Release
OWASP Open Web Application Security Project
PATA Parallel Advanced Technology Attachment
PC Personal Computer
PCB Printed Circuit Board
PCI Peripheral Computer Interconnect
PCIE Peripheral Component Interconnect Express
PCIX Peripheral Component Interconnect Extended
PCL Printer Control Language
PCMCIA Peripheral Component Microchannel Interconnect Architecture
PCS1 Provincial Civil Service-Executive Branch
PCS2 Punjab Civil Service
PDA Personal Digital Assistant
PDF Portable Document Format
PERT Program Evaluation Review Technique
PGA Professional Graphics Array
PGP Pretty Good Privacy
PHP Hypertext Preprocessor
PIN Personal Identification Number
Pixel Picture Element
PKI Public Key Infrastucture
PLD Programmable Logic Device
PM Phase Modulation
PNG Portable Network Graphics
PNG1 Pipelined Natural Gas
PnP Plug 'n Play
POST Power On Self Test
POTS Plain Old Telephone Service
PPP Point to Point Protocol
PPTP Point-to-Point Tunneling Protocol
PRI Primary Rate Interface
PROM Programmable Read Only Memory
PS/2 Personal System/2 connector
PSNR Peak Signal to Noise Ratio
PSROM Pseudo Random Access Memory
PSTN Public Switched Telephone Network
PSU Power Supply Unit
PVC1 Permanent Virtual Circuit
PVC2 Poly Vinyl Chloride
PXE Preboot Execution Environment
QEL Query Language
QoS Quality of Service
RADAR Radio Detection And Ranging
RAF Rapid Action Force
RAID Redundant Array of Inexpensive Disks
RAM Random Access Memory
RAMDAC Random Access Memory Digital Analog Convertor
RARP Reverse Address Resolution Protocol
RAS1 Remote Access Service
RAS2 Rajasthan Administrative Service
RBAC1 Role Based Access Control
RBAC2 Rule Based Access Control
RBI Reserve Bank of India
RDBMS Relational DataBase management System
RDRAM RAMBUS Dynamic Random Access Memory
RF Radio Frequency
RFC1 Request For Comments
RFC2 Residents Foreign Currency
RFI Radio Frequency Interference
RGB Red, Green, Blue
RIMM RAMBUS Inline Memory Module
RIP Routing Information Protocol
RIS Remote Installation Service
RISC Reduced Instruction Set Computer
RJ Registered Jack
RJ-11 Registered Jack Function 11
RJ-45 Registered Jack Function 45
RMA Returned Materials Authorization
RMM Read Mostly Memory
ROM Read Only Memory
RPG Report Program Generator
RPM Revolutions Per Minute
RS-232 or RS-232C Recommended Standard 232
RTC Real Time Clock
RTGS Real-Time Gross Settlement
RTP Real-time Transport Protocol
SAS State Administrative Service
SATA Serial Advanced Technology Attachment
SBI State Bank of India
SC Subscription Channel
SCP System Control Processor
SCS1 State Civil Service
SCS2 Sikkim Civil Service
SCSI Small Computer System Interface
SCTP Stream Control Transmission Protocol
SDN Software Defined Network
SDRAM Synchronous Dynamic Random Access Memory
SEBI Securities and Exchange Board of India
SEC Single Edge Connector
SFC System File Checker
SIMM Single In Line Memory module
SIP Session Initiation Protocol
SLI1 Scalable Link Interface
SLI2 System Level Integration
SLI3 Scanline Interleave Mode
SLP Service Location Protocol
SLR Single Lens Reflex
SMB Server Message Block
SMPS Switch Mode Power Supply
SMTP Simple Mail Transfer Protocol
SNMP Simple Network Management Protocol
SNOBOL StriNg Oriented symBOlic Language
SNR Signal-to-Noise Ration
SoDIMM Small Outline Dual Inline Memory Module
SOHO Small Office/Home Office
SP Service Pack
SP1 Service Pack 1
SP2 Service Pack 2
SPDIF Sony-Philips Digital Interface Format
SPGA Staggered Pin Grid Array
SPML Service Provisioning Markup Language
SPX Sequenced Packet eXchange
SQL Structured Query Language
SSH Secure SHell
SSID Service Set IDentifier
SSL Secure Sockets Layer
ST Straight Tip
STP Shielded Twisted Pair
SVGA Super Video Graphics Array
SXGA Super Extended Graphics Array
TB TeraByte
TCP Transmission Control Protocol
TCS1 Tata Communication Services
TCS2 Telangana Civil Service-Executive Branch
TDMA Time Division Multiple Access
TDR Time Domain Reflectometer
TDS Tax Deduction at Source
TFT Thin Film Transistor
TFTP Trivial File Transfer Protocol
TLD Top Level Domain
TLS Transport Security Layer
TNCS Tamil Nadu Civil Service
TPS Transaction Processing System
TRIPS Trade Related Aspects of Intellectual Property Rights
UACI Unified Average Changing Intensity
UART Universal Asynchronous Receiver or Transmitter
UDF1 User Defined Functions
UDF2 Universal Disk Format
UDF3 Universal Data Format
UDMA Ultra Direct Memory Access
UDP User Datagram Protocol
UL Underwriter's Laboratory
UNC Universal Naming Convention
UNESCO United Nations Economic Social and Cultural Organisation
UNIVAC Universal Automatic Computer
UPS Uninterruptible Poer Supply
URI Uniform Resource Identifier
URL Universal Resource Locator
USB Universal Serial Bus
USMT User State Migration Tool
UTP Unshielded Twisted Pair
UXGA Ultra Extended Graphics Array
VESA Video Electronics Standards Association
VFAT Virtual File Allocation Table
VGA Video Graphics Array
VoIP Voice Over Internet Protocol
VPN Virtual Private Network
VR Virtual Reality
VRML Virtual Reality Modeling Language
VSAT Very Small Aperture Terminal
VTVT Variable Timing Valve Train
VVT Variable Valve Timing
VVTi Variable Valve Timing with intelligence
W3C World Wide Web Consortium
WAC1 Washington Administrative Code
WAC10 Washington Athletic Club
WAC11 World Aeronautical Chart
WAC12 Warrington Central Railway Station
WAC2 Western Athletic Conference
WAC3 Women’s Army Corps
WAC4 Warwick Arts Centre
WAC5 Wydad Athletic Club
WAC6 Weighted Average Coupon
WAC7 Worked All Continents
WAC8 Walker Art Center
WAC9 World Archaeological Congress
WAF1 World Agricultural Forum
WAF2 Women’s Action Forum
WAIS Wide Area Information Server
WAN Wide Area Network
WAP Wireless Application Protocol
WAR Web Archive
WBCS West Bengal Civil Service
WCF Windows Communicatin Foundation
WEP Wired Equivalent Privacy
WHO World Health Organisation
WIFI Wireless Fidelity
WINS Windows Internet Name Service
WIPO World Intellectual Property Organization
WORM Write Once Read Only Memory
WPA Wi-Fi Protected Access
WPF Windows Presentation Foundation
WTO World Trade Organization
WUXGA Wide Ultra Extended Graphics Array
WWW World Wide Web
WYSIWYG What You See Is What You Get
XAMPP X (cross platform), Apache, MySQL, PHP, Perl
XAT Xavier Aptitude Test
XBL XML Binding Language
XED XML Enabled Directory
XGA Extended Graphics Array
XMS Extended Memory Specification
ZBR Zone bit recording
ZCD Zero Crossing Detector
ZEE Zee Entertainment Enterprises
ZEO Zope Enterprise Objects
ZIF Zero Insertion Force
ZIP1 Zone Improvement Plan
ZIP2 Zone Information Protocol
ZIP3 ZigZag Inline Package
ZMS Zhone Management System
ZPD Zone of Proximal Development
IMF International Monetary Fund
SDR Special Drawing Rights
GPIO General-Purpose Input/Output
ADC Analog-to-Digital Converter
DAC Digital-to-Analog Converter
PWM Pulse-width modulation
SPI Serial Peripheral Interface
WDT Watchdog timer
MCU Microcontroller Unit
GATE Graduate Aptitude Test in Engineering
GPS Global Positioning System
CBSE Central Board of Secondary Education
CBSE Component-based Software Engineering
RTO Regional Transport Office
RTO Round-trip Time Out
RTO Retransmission Time Out
RTO Real Time Output
RTO Return To One
NTPC National Thermal Power Corporation Limited
CNC Computer Numerical Control
MRI Magnetic Resonance Imaging