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. Disk Cleanup Utility

B. Device Bus Driver

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

D. File Compressor Module

Answer: Option C

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 system component manages user permissions, ensuring standard user accounts cannot delete critical system files or change global settings?

A. Disk Cleanup Utility

B. Device Bus Driver

C. Access Control Subsystem / Security Manager

D. File Compressor Module

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Correct Answer: Option C

Explanation:
The access control subsystem enforces system security policies, restricting file access and system modifications based on user privileges.

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Question #2

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The structural set of rules governing the layout and organization of data blocks on a physical drive volume is called the:

A. Data Registry

B. System Script

C. Device Map

D. File System

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Correct Answer: Option D

Explanation:
A file system (like NTFS, FAT32, or ext4) is the method an OS uses to organize, name, store, and track files on a physical drive storage sector.

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Question #3

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What type of application software is specifically used to design, create, host, and manage digital online web courses and training assessments?

A. Database Management Architecture (DBMS)

B. Learning Management System (LMS)

C. Desktop Publishing Tool (DTP)

D. Enterprise Resource Management (ERP)

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Correct Answer: Option B

Explanation:
An LMS (such as Moodle or Canvas) is an application platform built to host educational courses, track student analytics, and manage academic content.

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