Which of the following is a characteristic of second-generation computers? MCQ with Answer and Explanation

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Which of the following is a characteristic of second-generation computers?

A. Used microprocessors

B. Used vacuum tubes

C. Used integrated circuits

D. Used magnetic core memory

Answer: Option D

Solution (By JKExamLibrary)

Second-generation computers used magnetic core memory and transistors.

This question belongs to: Computer Computer Fundamentals

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Question #1 Report Error

What is the full form of PROM?

A. Programmable Random-Only Memory

B. Process Read-Only Memory

C. Primary Read-Only Memory

D. Programmable Read-Only Memory

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Correct Answer: Option D

Explanation:
PROM stands for Programmable Read-Only Memory, which can be programmed once by the user.

This question belongs to: Computer Computer Fundamentals

Question #2 Report Error

What is the octal equivalent of decimal 64?

A. 100

B. 110

C. 111

D. 101

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Correct Answer: Option A

Explanation:
64 decimal = 100 octal (1*64 + 0*8 + 0).

This question belongs to: Computer Computer Fundamentals

Question #3 Report Error

What is the purpose of the power-on self-test (POST)?

A. Loads the OS

B. Checks for viruses

C. Checks hardware functionality

D. Installs drivers

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Correct Answer: Option C

Explanation:
POST runs diagnostics on hardware like RAM and drives to ensure they work before booting.

This question belongs to: Computer Computer Fundamentals

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