Abbreviations

A

Abbreviation	Full Form
AI	Artificial Intelligence
ALGOL	Algorithmic Language
ARP	Address Resolution Protocol
ASP	Active Server Pages
ASCII	American Standard Code for Information Interchange
AMR	Adaptive Multi-Rate Codec
AAC	Advanced Audio Coding
ATA	Advanced Technology Attachment
ABR	Average Bit Rate
AMOLED	Active-Matrix Organic Light-Emitting Diode
AMD	Advanced Micro Devices
AVI	Audio Video Interleaved
ATM	Asynchronous Transfer Mode
ANSI	American National Standards Institute
ARPANET	Advanced Research Projects Agency Network
ADSL	Asymmetric Digital Subscriber Line
API	Application Programming Interface
ACID	Atomicity, Consistency, Isolation, Durability

B

Abbreviation	Full Form
BINAC	Binary Automatic Computer
BCC	Blind Carbon Copy
BIN	Binary
BASIC	Beginner’s All-purpose Symbolic Instruction Code
BIOS	Basic Input/Output System
BCD	Binary-Coded Decimal
BHTML	Broadcast Hypertext Markup Language
BIU	Bus Interface Unit
BMP	Bitmap
BPS	Bits Per Second
BBP	Baseband Processor
BPM	Business Process Modeling
BGP	Border Gateway Protocol
BIPS	Billion Instructions Per Second
BCR	Bar Code Reader
BRD	Blu-ray Disc

C

Abbreviation	Full Form
CAD	Computer-Aided Design
CC	Carbon Copy
COBOL	Common Business-Oriented Language
CD	Compact Disc
CRT	Cathode-Ray Tube
CDR	Compact Disc Recordable
CD-ROM	Compact Disc Read-Only Memory
CD-RW	Compact Disc Rewritable
CDR/W	Compact Disc Read/Write
CUI	Character User Interface
CDMA	Code Division Multiple Access
CAN	Campus Area Network
CNM	Circulatory Network Mode

D

Abbreviation	Full Form
DBA	Database Administrator
DBMS	Database Management System
DNS	Domain Name System
DPI	Dots Per Inch
DRAM	Dynamic Random-Access Memory
DVD	Digital Versatile Disc / Digital Video Disc
DVD-R	DVD Recordable
DVD-ROM	DVD Read-Only Memory
DVD-RW	DVD Rewritable
DVR	Digital Video Recorder
DOS	Disk Operating System
DHCP	Dynamic Host Configuration Protocol
DSL	Digital Subscriber Line
DHTML	Dynamic Hypertext Markup Language

E

Abbreviation	Full Form
EBCDIC	Extended Binary Coded Decimal Interchange Code
E-Commerce	Electronic Commerce
EDP	Electronic Data Processing
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
EDI	Electronic Data Interchange

F

Abbreviation	Full Form
FAX	Facsimile
FDC	Floppy Disk Controller
FDD	Floppy Disk Drive
FORTRAN	Formula Translation
FS	File System
FTP	File Transfer Protocol
FIFO	First In, First Out
FAT	File Allocation Table

G

Abbreviation	Full Form
GPRS	General Packet Radio Service
GPS	Global Positioning System
GUI	Graphical User Interface
Gb	Gigabit
GB	Gigabyte
GIF	Graphics Interchange Format
GSM	Global System for Mobile Communications
GIGO	Garbage In, Garbage Out

H

Abbreviation	Full Form
HDD	Hard Disk Drive
HP	Hewlett-Packard
HTML	Hypertext Markup Language
HTTP	Hypertext Transfer Protocol
HTTPS	Hypertext Transfer Protocol Secure
HDMI	High-Definition Multimedia Interface
HDTV	High-Definition Television
HVD	Holographic Versatile Disc

I

Abbreviation	Full Form
Intel	Integrated Electronics
IP	Internet Protocol
ISP	Internet Service Provider
IMAP	Internet Message Access Protocol
IVR	Interactive Voice Response
ICANN	Internet Corporation for Assigned Names and Numbers
ISDN	Integrated Services Digital Network
ISO	International Organization for Standardization

J

Abbreviation	Full Form
JAD	Java Application Descriptor
JPEG	Joint Photographic Experts Group

K

Abbreviation	Full Form
Kb	Kilobit
KB	Kilobyte
kHz	Kilohertz
Kbps	Kilobits per Second

L

Abbreviation	Full Form
LED	Light-Emitting Diode
LCD	Liquid Crystal Display
LIFO	Last In, First Out

M

Abbreviation	Full Form
Mb	Megabit
MB	Megabyte
MPEG	Moving Picture Experts Group
MMS	Multimedia Messaging Service
MICR	Magnetic Ink Character Recognition
MIPS	Million Instructions Per Second
MIME	Multipurpose Internet Mail Extensions
MIDI	Musical Instrument Digital Interface
MANET	Mobile Ad Hoc Network
MAC	Media Access Control
MODEM	Modulator-Demodulator

N

Abbreviation	Full Form
NAT	Network Address Translation
NIC	Network Interface Card
NOS	Network Operating System
NTP	Network Time Protocol

O

Abbreviation	Full Form
OMR	Optical Mark Reader
OOP	Object-Oriented Programming
OSS	Open-Source Software
OCR	Optical Character Recognition / Reader

P

Abbreviation	Full Form
P2P	Peer-to-Peer
PDA	Personal Digital Assistant
PDF	Portable Document Format
PNG	Portable Network Graphics
POS	Point of Sale
PPP	Point-to-Point Protocol
PROM	Programmable Read-Only Memory
PSTN	Public Switched Telephone Network
PING	Packet Internet Groper
PAN	Personal Area Network
PCB	Printed Circuit Board

R

Abbreviation	Full Form
RAM	Random Access Memory
ROM	Read-Only Memory
RDBMS	Relational Database Management System
RIP	Routing Information Protocol
RTF	Rich Text Format
RARP	Reverse Address Resolution Protocol

S

Abbreviation	Full Form
SMTP	Simple Mail Transfer Protocol
SQL	Structured Query Language
SRAM	Static Random-Access Memory
SNMP	Simple Network Management Protocol
SIM	Subscriber Identity Module
SMPS	Switched-Mode Power Supply
SFTP	SSH File Transfer Protocol / Secure File Transfer Protocol
SSH	Secure Shell
SIP	Session Initiation Protocol
SAN	Storage Area Network

T

Abbreviation	Full Form
TCP	Transmission Control Protocol
TB	Terabyte
TFTP	Trivial File Transfer Protocol
Telnet	Telecommunication Network
TIPS	Trillion Instructions Per Second

U

Abbreviation	Full Form
UPS	Uninterruptible Power Supply
URI	Uniform Resource Identifier
URL	Uniform Resource Locator
USB	Universal Serial Bus
ULSI	Ultra-Large-Scale Integration
UNIVAC	Universal Automatic Computer
UMTS	Universal Mobile Telecommunications System
UDP	User Datagram Protocol

V

Abbreviation	Full Form
Virus	Vital Information Resources Under Siege
VoIP	Voice over Internet Protocol
VAR	Variable
VGA	Video Graphics Array
VSNL	Videsh Sanchar Nigam Limited
VDU	Visual Display Unit
VAN	Value-Added Network

W

Abbreviation	Full Form
WAIS	Wide Area Information Server
Wi-Fi	Wireless Fidelity
WLAN	Wireless Local Area Network
WPA	Wi-Fi Protected Access
WWW	World Wide Web
WORM	Write Once, Read Many
WBMP	Wireless Bitmap
WMA	Windows Media Audio
WMV	Windows Media Video
WiMAX	Worldwide Interoperability for Microwave Access

X

Abbreviation	Full Form
XHTML	Extensible Hypertext Markup Language
XML	Extensible Markup Language

Z

Abbreviation	Full Form
ZB	Zettabyte

Practice Question

1. The term URL used in internet technology stands for

1. Uniform Remote Locator
2. Uniform Resource Locator
3. Unique Remote Locator
4. Unique Resource Locator

Assistant Inspector of Excise 2024 / LDA(OCT-2023) / MVI(APR 2025)

Answer: Uniform Resource Locator (URL)

2. What is the full form of IP?

1. Interface Program
2. Interface Protocol
3. Internet Program
4. Internet Protocol

Communication Officer 2024

Answer: Internet Protocol

3. The full form of CPU is

1. Central Processing Unit
2. Central Processing User
3. Computer Processing User
4. Computer Processing Unit

HD (MPSC) 2023

Answer: Central Processing Unit

4. The full form of RAM is

1. Read Access Memory
2. Random Access Memory
3. Random Authorization Memory
4. Real-time Authorization Memory

HD(MPSC) / IP Officer 2022

Answer: Random Access Memory

5. What is the full form of PDF?

1. Personality Document File
2. Peer-to-Peer Data Format
3. Personal Disk File
4. None of the above

HD(MPSC)

Answer: None of the above (Note: It stands for Portable Document Format)

6. The full form of USB is

1. Use Serial Byte
2. User Saving Bit
3. Use Some Bits
4. Universal Serial Bus

HD(MPSC) / LDA(MSEC)20 / Account Assistant

Answer: Universal Serial Bus

7. What does the acronym ‘HTML’ stand for in the context of web development?

1. HyperText Markup Language
2. High-level Text Management Language
3. Hyperlink and Text Markup Language
4. High-level Text Markup Language

INSP LEG-M (APR 2025)

Answer: HyperText Markup Language

8. In Indian banking, what is the full form of OTP?

1. One Time Pincode
2. One Time Payment
3. One Time Process
4. One Time Password

LDA(MPSC)23

Answer: One Time Password

9. What is the full form of https in computer networking?

1. HomeText Transport Protocol Secure
2. HyperText Transfer Protocol Secure
3. HyperText Transport Program Secure
4. Home Text Transport Protocol Search
   

Typist 2023 / Account Assistan

Answer: Hypertext Transfer Protocol Secure