What is the primary function of application software? MCQ with Answer and Explanation

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What is the primary function of application software?

A. To control the operating system

B. To perform specific user tasks

C. To allocate memory

D. To manage hardware resources

Answer: Option B

Solution (By JKSSB Mock Tests)

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

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Question #1

What is the difference between a batch OS and a time-sharing OS?

A. Batch processes multiple users; time-sharing processes one at a time

B. Batch is interactive; time-sharing is not

C. Batch processes jobs sequentially; time-sharing allows interactive multi-user

D. No difference

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Correct Answer: Option C

Explanation:
Batch OS processes jobs without user interaction; time-sharing allows multiple users to interact simultaneously.

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Question #2

Which type of tool allows developer teams to track code variations, merge simultaneous edits, and roll back software bugs safely?

A. Compiler Engine

B. Version Control System (VCS)

C. Interpreter Suite

D. Device Configuration Tool

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Correct Answer: Option B

Explanation:
Version control systems (like Git) manage history revisions of software source code files, enabling collaboration across engineering teams.

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Question #3

A core task of the memory management software component inside an operating system is to:

A. Burn executable installation scripts onto optical platters.

B. Compress large image files into smaller zip archives.

C. Track every byte of primary memory and manage allocations between processes and RAM.

D. Run antivirus structural memory updates.

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Correct Answer: Option C

Explanation:
Memory management tracks allocations and balances RAM resources among active running processes, reclaiming memory when programs close.

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