In Windows, the 'System Restore' uses which service to create restore points? MCQ with Answer and Explanation

Question

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In Windows, the 'System Restore' uses which service to create restore points?

A. Volume Shadow Copy Service (VSS)

B. System Protection

C. Backup and Restore

D. File History

Answer: Option A

Solution (By JKSSB Mock Tests)

System Restore leverages Volume Shadow Copy (VSS) to take snapshots of system files and registry.

This question belongs to: Computer Operating Systems

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Question #1

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What is the term for the technique where a process is divided into smaller parts and executed in parallel on multiple processors?

A. Batch processing

B. Parallel processing

C. Multithreading

D. Time-sharing

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Correct Answer: Option B

Explanation:
Parallel processing uses multiple processors to simultaneously execute multiple parts of a program, improving performance.

This question belongs to: Computer Operating Systems

Question #2

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Which file allocation table structure uses an index block to store pointers to all distinct file data sectors, allowing efficient random access without fragmentation bottlenecks?

A. Contiguous Method

B. Linear Block Mapping

C. Linked Method

D. Indexed Allocation

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Correct Answer: Option D

Explanation:
Indexed allocation consolidates all block pointers into a single dedicated index block, enabling direct access to any block without linear scanning.

This question belongs to: Computer Operating Systems