The Central Processing Unit (CPU) is also known as the: MCQ with Answer and Explanation

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The Central Processing Unit (CPU) is also known as the:

A. Input device

B. Memory of the computer

C. Brain of the computer

D. Heart of the computer

Answer: Option C

Solution (By JKSSB Mock Tests)

The CPU is referred to as the brain of the computer as it performs all major processing tasks.

This question belongs to: Computer CPU (Central Processing Unit)

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Practice More CPU (Central Processing Unit) Questions

Question #1

Which company developed the x86-64 architecture extension?

A. Intel only

B. Qualcomm

C. ARM

D. AMD

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Correct Answer: Option D

Explanation:
AMD64 extended the original x86.

This question belongs to: Computer CPU (Central Processing Unit)

Question #2

The coherence protocol like MESI is for:

A. Instruction fetch

B. Cache coherence in multi-core systems

C. Power saving

D. ALU operations

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Correct Answer: Option B

Explanation:
Maintains consistent data across caches.

This question belongs to: Computer CPU (Central Processing Unit)

Question #3

Which is true about embedded CPUs?

A. High performance gaming

B. Many threads

C. Focus on real-time response and low power

D. Large cache priority

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Correct Answer: Option C

Explanation:
Used in IoT and appliances.

This question belongs to: Computer CPU (Central Processing Unit)

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