GK questions on computer | 50 computer questions with answers | Computer GK questions with answers
a) Central Processing Unit
b) Computer Processing Unit
c) Control Processing Unit
d) Core Processing Unit
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Answer: a) Central Processing Unit
Which company developed the first computer mouse?
a) IBM
b) Microsoft
c) Apple
d) Xerox
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Answer: d) Xerox
What does RAM stand for?
a) Random Access Memory
b) Read-Only Memory
c) Run Application Memory
d) Rapid Access Memory
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Answer: a) Random Access Memory
What is the main function of an operating system?
a) Run software applications
b) Manage computer hardware and software resources
c) Connect to the internet
d) Display graphics on the screen
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Answer: b) Manage computer hardware and software resources
Which programming language is commonly used for web development?
a) Java
b) C++
c) Python
d) HTML
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Answer: d) HTML
What is the full form of URL?
a) Uniform Resource Locator
b) Universal Resource Locator
c) Uniform Resource Link
d) Universal Resource Link
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Answer: a) Uniform Resource Locator
Which computer programming language is often used for artificial intelligence and machine learning?
a) Java
b) Python
c) C#
d) Ruby
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Answer: b) Python
What does HTML stand for?
a) HyperText Markup Language
b) High-level Markup Language
c) Hyperlink and Text Markup Language
d) Home Tool Markup Language
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Answer: a) HyperText Markup Language
Which company developed the first commercial microprocessor?
a) Intel
b) IBM
c) Apple
d) Microsoft
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Answer: a) Intel
What is the purpose of a firewall in computer security?
a) Protect against viruses
b) Encrypt data
c) Monitor network traffic
d) Control access to a network
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Answer: d) Control access to a network
Which computer scientist is considered the "Father of the Internet"?
a) Tim Berners-Lee
b) Alan Turing
c) Vint Cerf
d) Bill Gates
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Answer: c) Vint Cerf
Which file format is commonly used for digital images?
a) MP3
b) JPEG
c) GIF
d) TXT
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Answer: b) JPEG
What is the function of a compiler?
a) Execute programs
b) Write programs
c) Debug programs
d) Translate programs into machine code
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Answer: d) Translate programs into machine code
Which company developed the first graphical user interface (GUI)?
a) IBM
b) Microsoft
c) Apple
d) Xerox
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Answer: d) Xerox
What does SSD stand for in computer storage?
a) Solid State Drive
b) Super Speed Drive
c) Secure Storage Device
d) System Storage Disk
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Answer: a) Solid State Drive
Which programming language is often used for game development?
a) JavaScript
b) PHP
c) C#
d) Swift
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Answer: c) C#
What does VPN stand for?
a) Virtual Private Network
b) Virtual Public Network
c) Verified Personal Network
d) Very Private Network
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Answer: a) Virtual Private Network
Which company developed the first commercial microcomputer?
a) IBM
b) Apple
c) Microsoft
d) Xerox
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Answer: b) Apple
What does USB stand for?
a) Universal Serial Bus
b) United System Bus
c) Universal System Backup
d) United Serial Backup
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Answer: a) Universal Serial Bus
Which computer programming language is often used for system administration and automation?
a) Bash
b) Java
c) Ruby
d) C++
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Answer: a) Bash
What is the function of an antivirus software?
a) Speed up the computer
b) Encrypt data
c) Protect against malware
d) Create backups
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Answer: c) Protect against malware
Which company developed the Java programming language?
a) Microsoft
b) IBM
c) Oracle
d) Sun Microsystems
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Answer: d) Sun Microsystems
What does DNS stand for?
a) Domain Name Server
b) Data Network System
c) Digital Naming Service
d) Dynamic Network Setup
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Answer: a) Domain Name Server
Which computer programming language is often used for scientific and numerical computing?
a) Ruby
b) Python
c) C#
d) JavaScript
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Answer: b) Python
What is the function of an HDMI port on a computer?
a) Connect to the internet
b) Charge external devices
c) Connect to a monitor or TV
d) Transfer data to other devices
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Answer: c) Connect to a monitor or TV
Which company developed the first commercial web browser?
a) Microsoft
b) Apple
c) IBM
d) Netscape
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Answer: d) Netscape
What is the purpose of a cache in a computer system?
a) Store temporary files
b) Speed up data access
c) Encrypt data
d) Manage network connections
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Answer: b) Speed up data access
Which computer programming language is often used for database management?
a) SQL
b) Java
c) PHP
d) Ruby
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Answer: a) SQL
What is the purpose of an SSD cache in storage systems?
a) Improve system security
b) Increase storage capacity
c) Speed up data access
d) Reduce power consumption
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Answer: c) Speed up data access
Which company developed the first graphical web browser?
a) Microsoft
b) Apple
c) IBM
d) Mosaic Communications Corporation
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Answer: d) Mosaic Communications Corporation
What is the purpose of a cookie in web browsing?
a) Store website passwords
b) Speed up website loading
c) Personalize user experience
d) Protect against malware
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Answer: c) Personalize user experience
Which computer programming language is often used for mobile app development?
a) Swift
b) PHP
c) C#
d) HTML
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Answer: a) Swift
What is the function of a router in a computer network?
a) Connect to the internet
b) Encrypt data
c) Control network traffic
d) Display webpages
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Answer: c) Control network traffic
Answer: a) Leonardo da Vinci
Which company developed the first commercial laptop computer?
a) IBM
b) Apple
c) Microsoft
d) Toshiba
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Answer:a) IBM
What does HTTPS stand for?
a) HyperText Transfer Protocol Secure
b) Hypertext Transmission Protocol System
c) High-Speed Transmission Protocol Service
d) Hypertext Transport Protocol Server
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Answer: a) HyperText Transfer Protocol Secure
Which computer programming language is often used for artificial intelligence and data analysis?
a) C++
b) Java
c) Python
d) Ruby
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Answer: c) Python
What is the purpose of a database management system (DBMS)?
a) Manage computer hardware resources
b) Control access to a network
c) Store and retrieve data
d) Create user interfaces
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Answer: c) Store and retrieve data
Which company developed the first commercial desktop computer?
a) IBM
b) Apple
c) Microsoft
d) Xerox
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Answer: a) IBM
What is the function of a modem in computer networking?
a) Control network traffic
b) Connect to the internet
c) Encrypt data
d) Display webpages
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Answer: b) Connect to the internet
Which computer programming language is often used for web server development?
a) Ruby
b) JavaScript
c) PHP
d) C#
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Answer: c) PHP
What does IoT stand for?
a) Internet of Technology
b) Internet of Things
c) Internet of Telecommunications
d) Internet of Transfers
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Answer: b) Internet of Things
Which company developed the first commercial digital camera?
a) Nikon
b) Canon
c) Sony
d) Kodak
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Answer: a) J.D. Salinger
Answer: d) Kodak
What is the purpose of an IP address in computer networking?
a) Encrypt data
b) Control network traffic
c) Identify devices on a network
d) Speed up data access
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Answer: c) Identify devices on a network
Which computer programming language is often used for web scraping and automation?
a) C++
b) Java
c) Python
d) Ruby
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Answer: a) George R.R. Martin
Answer: c) Python
What is the purpose of a GPU in a computer system?
a) Control network traffic
b) Encrypt data
c) Display graphics
d) Store data
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Answer: ) Display graphics
Which company developed the first commercial spreadsheet software?
a) Microsoft
b) Apple
c) IBM
d) Lotus Development Corporation
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Answer: d) Lotus Development Corporation
What does CSS stand for in web development?
a) Cascading Style Sheets
b) Computer Style Sheets
c) Creative Style Sheets
d) Customizable Style Sheets
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Answer: a) Cascading Style Sheets
Which computer programming language is often used for game engines?
a) JavaScript
b) PHP
c) C++
d) Swift
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Answer: c) C++
What is the purpose of a UPS (Uninterruptible Power Supply) in computer systems?
a) Increase storage capacity
b) Encrypt data
c) Provide backup power
d) Speed up data access
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Answer: c) Provide backup power
Which company developed the first commercial computer with a graphical user interface?
a) IBM
b) Apple
c) Microsoft
d) Xerox
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Answer: d) Xerox
