1. Home
  2. GK Questions
  3. Computer Awareness
  4. Key Abbreviations

Key Abbreviations — GK Questions with Answers

10 Computer Awareness Questions20 Computer Awareness Questions50 Computer Awareness Questions100 Computer Awareness Questions Current Affairs 2026 Today's GK Quiz Static GK हिन्दी
65 questions
  1. ALGOL is short for —
    1. Programming Language 1
    2. Visual Basic
    3. Relational Database Management System
    4. Algorithmic Language
    Show answer

    Answer: (D) Algorithmic Language

    ALGOL = Algorithmic Language — An early high-level language for writing algorithms.

  2. Pick the expansion of “FORTRAN”.
    1. Formula Translation
    2. Open Source Software
    3. eXtensible HyperText Markup Language
    4. Real Time Operating System
    Show answer

    Answer: (A) Formula Translation

    FORTRAN = Formula Translation — A language for scientific computing, built at IBM.

  3. Which short form stands for “High Level Language”?
    1. iOS
    2. HLL
    3. UI
    4. QBE
    Show answer

    Answer: (B) HLL

    HLL = High Level Language — A programming language close to human language.

  4. API is short for —
    1. Relational Database Management System
    2. Object Linking and Embedding
    3. Application Program Interface
    4. Visual Basic
    Show answer

    Answer: (C) Application Program Interface

    API = Application Program Interface — Rules by which programs talk to each other.

  5. Pick the expansion of “DLL”.
    1. eXtensible HyperText Markup Language
    2. Real Time Operating System
    3. End Of File
    4. Dynamic Link Library
    Show answer

    Answer: (D) Dynamic Link Library

    DLL = Dynamic Link Library — A code file shared by many programs.

  6. Which short form stands for “Common Language Runtime”?
    1. CLR
    2. QBE
    3. iOS
    4. SDL
    Show answer

    Answer: (A) CLR

    CLR = Common Language Runtime — The runtime that executes .NET programs.

  7. XML is short for —
    1. Frequently Asked Question
    2. eXtensible Markup Language
    3. Relational Database Management System
    4. Object Linking and Embedding
    Show answer

    Answer: (B) eXtensible Markup Language

    XML = eXtensible Markup Language — A language that labels data with tags.

  8. Pick the expansion of “DB”.
    1. End Of File
    2. Common Algorithmic Language
    3. Database
    4. Real Time Operating System
    Show answer

    Answer: (C) Database

    DB = Database — An organised collection of related information.

  9. Which short form stands for “Data Control Language”?
    1. iOS
    2. SDL
    3. PL 1
    4. DCL
    Show answer

    Answer: (D) DCL

    DCL = Data Control Language — SQL commands that set database permissions.

  10. NOS is short for —
    1. Network Operating System
    2. Object Linking and Embedding
    3. Frequently Asked Question
    4. Open Source Software
    Show answer

    Answer: (A) Network Operating System

    NOS = Network Operating System — An OS that manages network resources.

  1. Pick the expansion of “DOS”.
    1. User Interface
    2. Disk Operating System
    3. End Of File
    4. Common Algorithmic Language
    Show answer

    Answer: (B) Disk Operating System

    DOS = Disk Operating System — The old command-based disk operating system.

  2. Which short form stands for “Plug and Play”?
    1. PL 1
    2. VB
    3. PnP
    4. SDL
    Show answer

    Answer: (C) PnP

    PnP = Plug and Play — A device recognised automatically when attached.

  3. AI is short for —
    1. Frequently Asked Question
    2. Open Source Software
    3. eXtensible HyperText Markup Language
    4. Artificial Intelligence
    Show answer

    Answer: (D) Artificial Intelligence

    AI = Artificial Intelligence — Intelligence-like ability in machines; fifth generation.

  4. Pick the expansion of “VAR”.
    1. Variable
    2. Common Algorithmic Language
    3. User Interface
    4. Query By Example
    Show answer

    Answer: (A) Variable

    VAR = Variable — A named place that holds a value.

  5. Which short form stands for “Arithmetic Logic Unit”?
    1. CD-R
    2. ALU
    3. RAM
    4. POST
    Show answer

    Answer: (B) ALU

    ALU = Arithmetic Logic Unit — Does arithmetic and logical comparison.

  6. FPU is short for —
    1. File Allocation Table
    2. Digital Video Disc / Digital Versatile Disc
    3. Floating Point Unit
    4. Video Random Access Memory
    Show answer

    Answer: (C) Floating Point Unit

    FPU = Floating Point Unit — Handles decimal (floating-point) arithmetic.

  7. Pick the expansion of “CMOS”.
    1. Erasable Programmable Read Only Memory
    2. Hierarchical Storage Management
    3. DVD-Rewritable
    4. Complementary Metal Oxide Semiconductor
    Show answer

    Answer: (D) Complementary Metal Oxide Semiconductor

    CMOS = Complementary Metal Oxide Semiconductor — A low-power chip technology; keeps settings.

  8. Which short form stands for “Static Random Access Memory”?
    1. SRAM
    2. QDR
    3. FDD
    4. WORM
    Show answer

    Answer: (A) SRAM

    SRAM = Static Random Access Memory — Faster; keeps contents while power lasts.

  9. PROM is short for —
    1. Power Supply Unit
    2. Programmable Read Only Memory
    3. Power On Self Test
    4. Compact Disc Recordable
    Show answer

    Answer: (B) Programmable Read Only Memory

    PROM = Programmable Read Only Memory — A ROM that can be programmed once.

  10. Pick the expansion of “EDO”.
    1. Digital Video Disc / Digital Versatile Disc
    2. Subscriber Identification Module
    3. Extended Data Out
    4. File Allocation Table
    Show answer

    Answer: (C) Extended Data Out

    EDO = Extended Data Out — An older, faster style of RAM.

  1. Which short form stands for “Programmed Input/Output”?
    1. HSM
    2. DVD-RW
    3. VLSI
    4. PIO
    Show answer

    Answer: (D) PIO

    PIO = Programmed Input/Output — I/O directly controlled by the CPU.

  2. VM is short for —
    1. Virtual Memory
    2. Floppy Disk Drive
    3. Write Once Read Many
    4. Control Unit
    Show answer

    Answer: (A) Virtual Memory

    VM = Virtual Memory — Using disk space as if it were RAM.

  3. Pick the expansion of “HPFS”.
    1. Graphics Processing Unit
    2. High Performance File System
    3. Compact Disc Recordable
    4. Power Supply Unit
    Show answer

    Answer: (B) High Performance File System

    HPFS = High Performance File System — A fast file system of OS/2.

  4. Which short form stands for “Hard Disk Drive”?
    1. SIM
    2. RAM
    3. HDD
    4. DVD
    Show answer

    Answer: (C) HDD

    HDD = Hard Disk Drive — Permanent storage on magnetic platters.

  5. CD is short for —
    1. DVD-Rewritable
    2. Very Large Scale Integration
    3. Video Random Access Memory
    4. Compact Disc
    Show answer

    Answer: (D) Compact Disc

    CD = Compact Disc — An optical disc.

  6. Pick the expansion of “CD-RW”.
    1. Compact Disc Rewritable
    2. Write Once Read Many
    3. Control Unit
    4. Erasable Programmable Read Only Memory
    Show answer

    Answer: (A) Compact Disc Rewritable

    CD-RW = Compact Disc Rewritable — A CD that can be rewritten (also CD-R/W).

  7. Which short form stands for “DVD-Read Only Memory”?
    1. QDR
    2. DVD-ROM
    3. PSU
    4. GPU
    Show answer

    Answer: (B) DVD-ROM

    DVD-ROM = DVD-Read Only Memory — A read-only DVD.

  8. BD is short for —
    1. Random Access Memory
    2. Power On Self Test
    3. Blu-ray Disc
    4. Subscriber Identification Module
    Show answer

    Answer: (C) Blu-ray Disc

    BD = Blu-ray Disc — An optical disc with more capacity than DVD.

  9. Pick the expansion of “ASCII”.
    1. Megabit
    2. Lines Per Inch
    3. Kilobit
    4. American Standard Code for Information Interchange
    Show answer

    Answer: (D) American Standard Code for Information Interchange

    ASCII = American Standard Code for Information Interchange — The standard code for English characters (8 bits).

  10. Which short form stands for “Binary Digit”?
    1. Bit
    2. GB
    3. FLOPS
    4. MB
    Show answer

    Answer: (A) Bit

    Bit = Binary Digit — The smallest unit of information (0 or 1).

  1. KB is short for —
    1. Terabyte
    2. Kilobyte
    3. Yottabyte
    4. Extended Binary Coded Decimal Interchange Code
    Show answer

    Answer: (B) Kilobyte

    KB = Kilobyte — 1024 bytes.

  2. Pick the expansion of “Gb”.
    1. Binary
    2. Kilohertz
    3. Gigabit
    4. Bits Per Second
    Show answer

    Answer: (C) Gigabit

    Gb = Gigabit — About a billion bits.

  3. Which short form stands for “Zettabyte”?
    1. LPI
    2. Mb
    3. BPI
    4. ZB
    Show answer

    Answer: (D) ZB

    ZB = Zettabyte — A very large storage unit.

  4. Kbps is short for —
    1. Kilobit Per Second
    2. Floating Point Operations Per Second
    3. Gigabyte
    4. Pages Per Minute
    Show answer

    Answer: (A) Kilobit Per Second

    Kbps = Kilobit Per Second — A unit of data speed.

  5. Pick the expansion of “DPI”.
    1. Million Instructions Per Second
    2. Dots Per Inch
    3. Extended Binary Coded Decimal Interchange Code
    4. Yottabyte
    Show answer

    Answer: (B) Dots Per Inch

    DPI = Dots Per Inch — Sharpness (resolution) of printers, scanners and monitors.

  6. Which short form stands for “Analog to Digital Convertor”?
    1. CG
    2. WMA
    3. ADC
    4. CRT
    Show answer

    Answer: (C) ADC

    ADC = Analog to Digital Convertor — Turns analog signals into digital.

  7. MICR is short for —
    1. Digital Light Processing
    2. Graphics Interchange Format
    3. Analog to Digital Convertor
    4. Magnetic Ink Character Recognition
    Show answer

    Answer: (D) Magnetic Ink Character Recognition

    MICR = Magnetic Ink Character Recognition — Reads magnetic-ink characters on cheques.

  8. Pick the expansion of “LCD”.
    1. Liquid Crystal Display
    2. Text-To-Speech
    3. Portable Document Format
    4. Magnetic Ink Character Recognition
    Show answer

    Answer: (A) Liquid Crystal Display

    LCD = Liquid Crystal Display — A thin flat display.

  9. Which short form stands for “Video Graphics Array”?
    1. LCD
    2. VGA
    3. CG
    4. WMA
    Show answer

    Answer: (B) VGA

    VGA = Video Graphics Array — The standard graphics interface of monitors.

  10. TTY is short for —
    1. Analog to Digital Convertor
    2. Video Graphics Array
    3. Tele Type
    4. Graphics Interchange Format
    Show answer

    Answer: (C) Tele Type

    TTY = Tele Type — An old teleprinter/terminal.

  1. Pick the expansion of “POS”.
    1. Portable Document Format
    2. Magnetic Ink Character Recognition
    3. Tele Type
    4. Point Of Sales
    Show answer

    Answer: (D) Point Of Sales

    POS = Point Of Sales — The place or machine of sale.

  2. Which short form stands for “Joint Photographic Experts Group”?
    1. JPEG
    2. WMA
    3. LCD
    4. POS
    Show answer

    Answer: (A) JPEG

    JPEG = Joint Photographic Experts Group — A lossy compression format for photographs.

  3. RTF is short for —
    1. Joint Photographic Experts Group
    2. Rich Text Format
    3. Analog to Digital Convertor
    4. Video Graphics Array
    Show answer

    Answer: (B) Rich Text Format

    RTF = Rich Text Format — A text format that keeps formatting.

  4. Pick the expansion of “LAN”.
    1. Reverse Address Resolution Protocol
    2. Password Authentication Protocol
    3. Local Area Network
    4. Virtual Local Area Network
    Show answer

    Answer: (C) Local Area Network

    LAN = Local Area Network — A network over a small area (a building).

  5. Which short form stands for “Personal Area Network”?
    1. NIC
    2. IP
    3. DCC
    4. PAN
    Show answer

    Answer: (D) PAN

    PAN = Personal Area Network — A network around one person.

  6. WWAN is short for —
    1. Wireless Wide Area Network
    2. Active Directory
    3. HyperText Markup Language
    4. Digital Subscriber Line
    Show answer

    Answer: (A) Wireless Wide Area Network

    WWAN = Wireless Wide Area Network — A wireless WAN.

  7. Pick the expansion of “P2P”.
    1. Public Switched Telephone Network
    2. Peer-to-Peer
    3. Active Monitor
    4. Simple Network Management Protocol
    Show answer

    Answer: (B) Peer-to-Peer

    P2P = Peer-to-Peer — A network of equal computers talking directly.

  8. Which short form stands for “Unshielded Twisted Pair”?
    1. PAP
    2. URL
    3. UTP
    4. RARP
    Show answer

    Answer: (C) UTP

    UTP = Unshielded Twisted Pair — A twisted-pair cable without shielding.

  9. AL is short for —
    1. Internet Protocol
    2. Direct Client-to-Client
    3. World Wide Web
    4. Active Link
    Show answer

    Answer: (D) Active Link

    AL = Active Link — A live, active link.

  10. Pick the expansion of “ARP”.
    1. Address Resolution Protocol
    2. HyperText Markup Language
    3. Digital Subscriber Line
    4. Worldwide Interoperability for Microwave Access
    Show answer

    Answer: (A) Address Resolution Protocol

    ARP = Address Resolution Protocol — Finds the MAC address from an IP address.

  1. Which short form stands for “Transmission Control Protocol”?
    1. MIME
    2. TCP
    3. SNMP
    4. PSTN
    Show answer

    Answer: (B) TCP

    TCP = Transmission Control Protocol — Splits/joins data into packets for reliable delivery.

  2. HTTP is short for —
    1. Uniform Resource Locator
    2. Global System for Mobile communication
    3. HyperText Transfer Protocol
    4. Password Authentication Protocol
    Show answer

    Answer: (C) HyperText Transfer Protocol

    HTTP = HyperText Transfer Protocol — The protocol to fetch web pages.

  3. Pick the expansion of “IMAP”.
    1. Direct Client-to-Client
    2. World Wide Web
    3. Multiple-Input Multiple-Output
    4. Internet Message Access Protocol
    Show answer

    Answer: (D) Internet Message Access Protocol

    IMAP = Internet Message Access Protocol — Accessing mail kept on the server.

  4. Which short form stands for “Point-to-Point Tunneling Protocol”?
    1. PPTP
    2. DSL
    3. WiMax
    4. B2B
    Show answer

    Answer: (A) PPTP

    PPTP = Point-to-Point Tunneling Protocol — A protocol for making a VPN.

  5. CTCP is short for —
    1. Electronic Data Interchange
    2. Client-To-Client Protocol
    3. Public Switched Telephone Network
    4. Multipurpose Internet Mail Extensions
    Show answer

    Answer: (B) Client-To-Client Protocol

    CTCP = Client-To-Client Protocol — A protocol between chat clients.

  6. Pick the expansion of “DNS”.
    1. Global System for Mobile communication
    2. Local Area Network
    3. Domain Name System
    4. Uniform Resource Locator
    Show answer

    Answer: (C) Domain Name System

    DNS = Domain Name System — Turns domain names into IP addresses.

  7. Which short form stands for “Integrated Services Digital Network”?
    1. WWW
    2. MIMO
    3. PAN
    4. ISDN
    Show answer

    Answer: (D) ISDN

    ISDN = Integrated Services Digital Network — A digital network for voice and data.

  8. ISOC is short for —
    1. Internet Society
    2. Worldwide Interoperability for Microwave Access
    3. Business to Business
    4. Wireless Wide Area Network
    Show answer

    Answer: (A) Internet Society

    ISOC = Internet Society — The body for the development of the Internet.

  9. Pick the expansion of “URN”.
    1. Peer-to-Peer
    2. Uniform Resource Name
    3. Multipurpose Internet Mail Extensions
    4. Electronic Data Interchange
    Show answer

    Answer: (B) Uniform Resource Name

    URN = Uniform Resource Name — A permanent name of a resource.

  10. Which short form stands for “Wireless Fidelity”?
    1. LAN
    2. UTP
    3. Wi-Fi
    4. GSM
    Show answer

    Answer: (C) Wi-Fi

    Wi-Fi = Wireless Fidelity — Wire-free Internet by radio waves.

  1. WINS is short for —
    1. Multiple-Input Multiple-Output
    2. Personal Area Network
    3. Active Link
    4. Windows Internet Naming Service
    Show answer

    Answer: (D) Windows Internet Naming Service

    WINS = Windows Internet Naming Service — A Windows service mapping names to IP addresses.

  2. Pick the expansion of “ENIAC”.
    1. Electronic Numerical Integrator And Computer
    2. Bharat Sanchar Nigam Limited
    3. Defence Research and Development Organisation
    4. Electronic Delay Storage Automatic Calculator
    Show answer

    Answer: (A) Electronic Numerical Integrator And Computer

    ENIAC = Electronic Numerical Integrator And Computer — An early electronic computer.

  3. Which short form stands for “Binary Automatic Computer”?
    1. UNIVAC
    2. BINAC
    3. DRDO
    4. EDSAC
    Show answer

    Answer: (B) BINAC

    BINAC = Binary Automatic Computer — An early binary computer.

  4. PC is short for —
    1. Universal Automatic Computer
    2. International Business Machine
    3. Personal Computer
    4. Electronic Delay Storage Automatic Calculator
    Show answer

    Answer: (C) Personal Computer

    PC = Personal Computer — A computer for one person’s use.

  5. Pick the expansion of “MSN”.
    1. Universal Automatic Computer
    2. International Business Machine
    3. Bharat Sanchar Nigam Limited
    4. Microsoft Network
    Show answer

    Answer: (D) Microsoft Network

    MSN = Microsoft Network — Microsoft’s online service.

More chapters in this subject