Computer Software MCQs with Answers

Question #1

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Which of the following is a system software?

A. Google Chrome

B. Microsoft Word

C. Adobe Photoshop

D. Windows 11

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Correct Answer: Option D

Explanation:
Windows 11 is an operating system, which is system software. Others are application software.

This question belongs to: Computer Computer Software

Question #2

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What is the primary function of application software?

A. To manage hardware resources

B. To control the operating system

C. To perform specific user tasks

D. To allocate memory

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Correct Answer: Option C

Explanation:
Application software is designed to help users perform specific tasks like word processing, browsing, or gaming.

This question belongs to: Computer Computer Software

Question #3

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Which of the following is an example of utility software?

A. Disk Defragmenter

B. Microsoft Excel

C. Linux

D. VLC Media Player

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Correct Answer: Option A

Explanation:
Disk Defragmenter is a utility program that reorganizes data on a hard disk to improve performance.

This question belongs to: Computer Computer Software

Question #4

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What does system software include?

A. Word processors and spreadsheets

B. Operating systems and device drivers

C. Games and multimedia players

D. Web browsers and email clients

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Correct Answer: Option B

Explanation:
System software includes the operating system, device drivers, and utility programs that manage computer resources.

This question belongs to: Computer Computer Software

Question #5

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Which software is used to translate high-level language code to machine code all at once?

A. Assembler

B. Compiler

C. Linker

D. Interpreter

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Correct Answer: Option B

Explanation:
A compiler translates the entire source code into machine code before execution.

This question belongs to: Computer Computer Software

Question #6

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What is the role of an operating system?

A. To manage hardware and software resources

B. To edit images

C. To play audio files

D. To create documents

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Correct Answer: Option A

Explanation:
The OS manages hardware resources, provides a user interface, and runs applications.

This question belongs to: Computer Computer Software

Question #7

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Which of the following is not a type of system software?

A. Database management system (DBMS)

B. Compiler

C. Operating system

D. Device driver

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Correct Answer: Option A

Explanation:
DBMS is application software or system software depending on context, but typically considered middleware. Compiler, OS, and drivers are system software.

This question belongs to: Computer Computer Software

Question #8

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What is firmware?

A. Software that is temporarily stored in RAM

B. Software that is permanently stored in hardware

C. Software that manages databases

D. Software that is used for word processing

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Correct Answer: Option B

Explanation:
Firmware is a type of system software stored in ROM, providing low-level control for hardware.

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Question #9

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Which utility software is used to protect a computer from viruses?

A. Backup software

B. Disk Cleanup

C. Antivirus

D. Firewall

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Correct Answer: Option C

Explanation:
Antivirus software detects, prevents, and removes malicious software.

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Question #10

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What is the difference between system software and application software?

A. System software is for users; application software is for hardware

B. System software is temporary; application software is permanent

C. No difference

D. System software manages hardware; application software performs user tasks

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Correct Answer: Option D

Explanation:
System software serves as a platform for application software and manages hardware, while application software helps users complete specific tasks.

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Question #11

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Which of the following is an example of a closed-source operating system?

A. Windows 10

B. Android

C. Ubuntu

D. Linux

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Correct Answer: Option A

Explanation:
Windows 10 is proprietary closed-source software, while Linux and Ubuntu are open-source.

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Question #12

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What is the purpose of a device driver?

A. To manage user accounts

B. To edit text documents

C. To allow the OS to communicate with hardware devices

D. To connect to the internet

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Correct Answer: Option C

Explanation:
A device driver is system software that enables the OS to interact with specific hardware peripherals.

This question belongs to: Computer Computer Software

Question #13

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Which software is used to compress files into a smaller size?

A. Antivirus

B. File archiver (e.g., WinRAR)

C. File manager

D. Disk defragmenter

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Correct Answer: Option B

Explanation:
File archivers like WinRAR or 7-Zip compress files to reduce storage space and facilitate transfer.

This question belongs to: Computer Computer Software

Question #14

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What type of software is Microsoft Excel?

A. Firmware

B. Application software

C. System software

D. Utility software

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Correct Answer: Option B

Explanation:
Microsoft Excel is a spreadsheet application software used for data analysis and calculations.

This question belongs to: Computer Computer Software

Question #15

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Which of the following is a type of system software that manages storage?

A. Image editor

B. File system

C. Web browser

D. Word processor

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Correct Answer: Option B

Explanation:
The file system is part of the OS that organizes and manages data storage.

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Question #16

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What is freeware?

A. Software that is always open-source

B. Software that requires a subscription

C. Software available for free but without source code

D. Software available for free with source code

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Correct Answer: Option C

Explanation:
Freeware is copyrighted software offered for free, but the source code is not available.

This question belongs to: Computer Computer Software

Question #17

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Which utility software is used to create a copy of data for safety?

A. Disk cleanup

B. Firewall

C. Antivirus

D. Backup software

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Correct Answer: Option D

Explanation:
Backup software creates copies of files to prevent data loss in case of failure.

This question belongs to: Computer Computer Software

Question #18

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What is an interpreter?

A. Links multiple programs

B. Converts assembly language to machine code

C. Translates entire code at once

D. Translates high-level code to machine code line by line

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Correct Answer: Option D

Explanation:
An interpreter translates and executes high-level code line by line, unlike a compiler.

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Question #19

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Which of the following is an example of a mobile operating system?

A. Windows 11

B. macOS

C. Android

D. Ubuntu

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Correct Answer: Option C

Explanation:
Android is a mobile operating system, while Windows, macOS, and Ubuntu are desktop OSes.

This question belongs to: Computer Computer Software

Question #20

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What does OSS stand for in software context?

A. Offline System Software

B. Open Source Software

C. Operating System Source

D. Online System Software

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Correct Answer: Option B

Explanation:
OSS stands for Open Source Software, where the source code is available for modification.

This question belongs to: Computer Computer Software

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