What structural component was predominantly used for internal primary data storage during the first generation of computers? MCQ with Answer and Explanation

Question

What structural component was predominantly used for internal primary data storage during the first generation of computers?

A. Integrated Silicon Chips

B. Magnetic Core Memory

C. Floppy Disks

D. Magnetic Drums

Answer: Option D

Solution (By JKSSB Mock Tests)

First-generation computers used large, rotating magnetic drums as their primary internal mechanism for holding electronic data states.

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Question #1

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What is the role of the operating system in memory management?

A. Permanently stores files

B. Allocates memory to running processes

C. Defragments hard disk

D. Connects to peripherals

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Correct Answer: Option B

Explanation:
The OS manages memory allocation for programs and ensures efficient use of RAM.

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Question #2

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Which of the following is not a hardware component?

A. Keyboard

B. Monitor

C. Mouse

D. Windows

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Correct Answer: Option D

Explanation:
Windows is an operating system (software), not hardware.

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Question #3

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Which of the following early electronic systems was the first commercial, mass-produced digital computer sold to corporate and government clients?

A. EDVAC

B. ENIAC

C. EDSAC

D. UNIVAC I

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Correct Answer: Option D

Explanation:
UNIVAC I (Universal Automatic Computer) was the first commercial computer produced in the US, designed for business data applications.

This question belongs to: Computer Computer Fundamentals

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