Which generation of computers used magnetic core memory? MCQ with Answer and Explanation

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Which generation of computers used magnetic core memory?

A. First

B. Second

C. Fourth

D. Third

Answer: Option B

Solution (By JKSSB Mock Tests)

Second-generation computers commonly used magnetic core memory, which was faster and more reliable than drums.

This question belongs to: Computer Computer Fundamentals

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Question #1

What is the octal equivalent of decimal 100?

A. 146

B. 144

C. 145

D. 147

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Correct Answer: Option B

Explanation:
100 decimal = 144 octal (1*64 + 4*8 + 4 = 100).

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Question #2

Which generation of computers used microprocessors?

A. Fourth

B. Fifth

C. Third

D. Second

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Correct Answer: Option A

Explanation:
Fourth-generation computers (1970s-1980s) used microprocessors, placing all CPU components on a single chip.

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Question #3

Which generation of computers used machine language and assembly language?

A. First

B. Second

C. Fourth

D. Third

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Correct Answer: Option A

Explanation:
First-generation computers used machine language; second used assembly as well.

This question belongs to: Computer Computer Fundamentals

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