The von Neumann bottleneck primarily refers to: MCQ with Answer and Explanation

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The von Neumann bottleneck primarily refers to:

A. Limited memory bandwidth between CPU and memory

B. ALU processing speed

C. Register access time

D. Control unit delays

Answer: Option A

Solution (By JKSSB Mock Tests)

The shared bus for data and instructions limits throughput in von Neumann architecture.

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

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Practice More CPU (Central Processing Unit) Questions

Question #1

Which is a measure of CPU efficiency?

A. Number of fans

B. Color of chip

C. Size of case

D. Performance per watt

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Correct Answer: Option D

Explanation:
Important for mobile and data center applications.

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

Question #2

Which factor does not directly affect CPU performance?

A. Cache size, cores, clock speed

B. Number of USB ports

C. Architecture efficiency

D. Manufacturing process

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Correct Answer: Option B

Explanation:
USB ports are peripheral and do not impact core processing.

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

Question #3

The memory ordering model in x86 is:

A. Weakly ordered always

B. No ordering

C. ARM style

D. Strongly ordered with some relaxations

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Correct Answer: Option D

Explanation:
Ensures consistency.

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

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