What is the main function of a boot loader? MCQ with Answer and Explanation

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What is the main function of a boot loader?

A. Loads the kernel into memory

B. Manages user login

C. Performs POST

D. Runs applications

Answer: Option A

Solution (By JKSSB Mock Tests)

The boot loader loads the operating system kernel from disk into RAM.

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Question #1

What is an interpreter?

A. Converts assembly language to machine code

B. Links multiple programs

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

D. Translates entire code at once

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Correct Answer: Option C

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

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Question #2

Which of the following is a type of application software for CRM?

A. Notepad

B. VLC

C. Salesforce

D. Photoshop

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Correct Answer: Option C

Explanation:
Salesforce is a Customer Relationship Management application.

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Question #3

What is the primary function of a database management system (DBMS) like MySQL or Oracle Database?

A. To compile assembly source text files into executable code blocks.

B. To interface directly with network router firmware.

C. To create, organize, retrieve, modify, and manage structured electronic records.

D. To optimize physical drive head mechanics.

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Correct Answer: Option C

Explanation:
A DBMS is application/system software optimized for defining, manipulating, maintaining, and querying large databases.

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