Which of the following is not a function of the CPU? MCQ with Answer and Explanation

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Which of the following is not a function of the CPU?

A. Fetching instructions

B. Storing data permanently

C. Decoding instructions

D. Executing instructions

Answer: Option B

Solution (By JKSSB Mock Tests)

Permanent storage is a function of secondary storage, not the CPU.

This question belongs to: Computer Computer Fundamentals

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Practice More Computer Fundamentals Questions

Question #1

What is the hexadecimal equivalent of binary 1111?

A. 11

B. F

C. 10

D. E

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Correct Answer: Option B

Explanation:
Binary 1111 equals 15 decimal, which is F in hexadecimal.

This question belongs to: Computer Computer Fundamentals

Question #2

Magnetic core memory was introduced as the primary internal storage mechanism during which computer generation?

A. First Generation

B. Fourth Generation

C. Third Generation

D. Second Generation

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Correct Answer: Option D

Explanation:
Second-generation computers migrated from magnetic drums (used in the 1st generation) to much faster magnetic core memories for primary storage.

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Question #3

Which type of computer is used in a modern car's engine control?

A. Mainframe

B. Supercomputer

C. Embedded system

D. Minicomputer

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Correct Answer: Option C

Explanation:
Engine control units (ECUs) are embedded computers designed for specific automotive functions.

This question belongs to: Computer Computer Fundamentals

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