Computer MCQs

The Computer section tests knowledge of hardware, software, programming basics, MS Office, and internet technologies.

It is very useful for exams like Banking, IBPS, SSC, and Computer Operator exams.

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Who is known as the father of computers?

  • Charles Babbage
  • Alan Turing
  • Bill Gates
  • Steve Jobs

Charles Babbage is often referred to as the father of computers.

What does CPU stand for?

  • Central Process Unit
  • Central Processing Unit
  • Central Programming Unit
  • Central Peripheral Unit

CPU stands for Central Processing Unit.

What is the main function of the ALU?

  • Perform arithmetic and logical operations
  • Store data
  • Control input and output devices
  • Manage memory

The ALU (Arithmetic Logic Unit) performs arithmetic and logical operations.

What does RAM stand for?

  • Random Access Memory
  • Read Access Memory
  • Run Access Memory
  • Runtime Access Memory

RAM stands for Random Access Memory.

What is the full form of USB?

  • Universal Serial Bus
  • Universal System Bus
  • Uniform Serial Bus
  • Uniform System Bus

USB stands for Universal Serial Bus.

Who founded Microsoft?

  • Bill Gates and Paul Allen
  • Steve Jobs and Steve Wozniak
  • Larry Page and Sergey Brin
  • Mark Zuckerberg and Eduardo Saverin

Bill Gates and Paul Allen founded Microsoft.

What does HTTP stand for?

  • HyperText Transfer Protocol
  • HyperText Transmission Protocol
  • HyperText Transfer Program
  • HyperText Transmission Program

HTTP stands for HyperText Transfer Protocol.

What does HTML stand for?

  • HyperText Markup Language
  • HyperText Makeup Language
  • HyperText Markup Link
  • HyperText Makeup Link

HTML stands for HyperText Markup Language.

What is the main function of an operating system?

  • Manage hardware and software resources
  • Perform arithmetic operations
  • Store data
  • Control input and output devices

The main function of an operating system is to manage hardware and software resources.

What does the acronym BIOS stand for?

  • Basic Input Output System
  • Basic Integrated Operating System
  • Basic Input Operating System
  • Basic Integrated Output System

BIOS stands for Basic Input Output System.

What is the main function of a compiler?

  • Translate source code into machine code
  • Execute programs
  • Edit text files
  • Manage memory

A compiler translates source code into machine code.

What is the primary use of a router?

  • Direct data traffic between networks
  • Store data
  • Manage memory
  • Perform arithmetic operations

A router directs data traffic between networks.

What does PDF stand for?

  • Portable Document Format
  • Printable Document Format
  • Portable Data Format
  • Printable Data Format

PDF stands for Portable Document Format.

What is the main purpose of a firewall?

  • Protect a network from unauthorized access
  • Store data
  • Manage memory
  • Perform arithmetic operations

A firewall protects a network from unauthorized access.

What does SQL stand for?

  • Structured Query Language
  • Structured Question Language
  • Simple Query Language
  • Simple Question Language

SQL stands for Structured Query Language.

Who is known as the father of the internet?

  • Vint Cerf
  • Tim Berners-Lee
  • Bill Gates
  • Steve Jobs

Vint Cerf is often referred to as the father of the internet.

What does URL stand for?

  • Uniform Resource Locator
  • Uniform Resource Link
  • Universal Resource Locator
  • Universal Resource Link

URL stands for Uniform Resource Locator.

What is the main function of a database?

  • Store and manage data
  • Perform arithmetic operations
  • Manage memory
  • Control input and output devices

The main function of a database is to store and manage data.

What does GUI stand for?

  • Graphical User Interface
  • General User Interface
  • Graphical Utility Interface
  • General Utility Interface

GUI stands for Graphical User Interface.

What is the primary function of an antivirus program?

  • Detect and remove malware
  • Store data
  • Manage memory
  • Control input and output devices

The primary function of an antivirus program is to detect and remove malware.

What does IP stand for in IP address?

  • Internet Protocol
  • Internet Provider
  • Internal Protocol
  • Internal Provider

IP stands for Internet Protocol.

What is the main function of a web browser?

  • Access and display web pages
  • Store data
  • Manage memory
  • Control input and output devices

The main function of a web browser is to access and display web pages.

What does LAN stand for?

  • Local Area Network
  • Long Area Network
  • Large Area Network
  • Local Access Network

LAN stands for Local Area Network.

What is the main function of an SSD?

The main function of an SSD (Solid State Drive) is to store data.

What does DNS stand for?

DNS stands for Domain Name System.

What is the primary purpose of an IP address?

The primary purpose of an IP address is to identify devices on a network.

What does VPN stand for?

VPN stands for Virtual Private Network.

What is the main function of a modem?

A modem converts digital data to analog signals and vice versa.

What does URL stand for?

URL stands for Uniform Resource Locator.