Which system component manages virtual memory, allowing a computer to use secondary storage space to supplement limited physical RAM? MCQ with Answer and Explanation

Question

Which system component manages virtual memory, allowing a computer to use secondary storage space to supplement limited physical RAM?

A. Virtual Memory Manager (part of the OS Kernel)

B. File Compressor Module

C. Device Bus Driver

D. Disk Cleanup Utility

Answer: Option A

Solution (By JKSSB Mock Tests)

The virtual memory manager maps physical RAM addresses to temporary swap files or paging files on a hard drive or SSD to handle large workloads.

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Question #1

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Which of the following is an example of a web-based application?

A. Google Docs

B. Photoshop

C. MS Word offline

D. Excel on desktop

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Correct Answer: Option A

Explanation:
Google Docs runs in a web browser without local installation.

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Question #2

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A code framework provided by hardware manufacturers that allows a standard operating system to interpret specialized controls from an advanced gaming mouse is a/an:

A. Horizontal Utility App

B. Device Driver

C. Application Plugin

D. System Extension Package

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Correct Answer: Option B

Explanation:
Device drivers provide the necessary translation interface layer so the operating system can support specialized hardware inputs and operations.

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