Computer Basics MCQs | STS IBA FPSC BPSC SPSC PPSC Mcqs Test Preparation

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Which of the following is an ‘output device’?

A. Monitor
B. Keyboard
C. Scanner
D. Microphone

Answer: Monitor

Which of the following is a common ‘file extension’ for text files?

A. .txt
B. .jpg
C. .exe
D. .pdf

Answer: .txt

What is the function of a ‘mouse’ in a computer?

A. To navigate and interact with the computer's interface
B. To store data
C. To process information
D. To print documents

Answer: To navigate and interact with the computer's interface

What is the purpose of an ‘antivirus software’?

A. To protect the computer from malware and viruses
B. To increase internet speed
C. To manage files
D. To enhance graphics

Answer: To protect the computer from malware and viruses

What does ‘WWW’ stand for?

A. World Wide Web
B. World Web Wide
C. Web Wide World
D. Web World Wide

Answer: World Wide Web

What is the main function of an ‘operating system’?

A. To manage computer hardware and software resources
B. To process data
C. To display graphics
D. To connect to the internet

Answer: To manage computer hardware and software resources

What is the function of ‘CPU’ in a computer?

A. To process instructions and perform calculations
B. To store data
C. To connect to the internet
D. To display output

Answer: To process instructions and perform calculations

Which device is used to input text into a computer?

A. Keyboard
B. Monitor
C. Printer
D. Speakers

Answer: Keyboard

What is an example of an ‘output device’?

A. Printer
B. Keyboard
C. Scanner
D. Microphone

Answer: Printer