Computer Memory MCQs

Practice Computer Memory MCQs with four options, answers and explanations for focused Electronics & Telecommunication Engineering revision.

Question 1

Computer & Networking BasicsComputer Memory

Which memory is generally volatile and used as the computer’s main working memory?

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Correct Answer: A. RAM

Explanation: RAM normally loses its contents when power is removed and provides temporary working storage for running programs and data.

Reference: Standard computer and networking fundamentals: computer memory

Question 2

Computer & Networking BasicsComputer Memory

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Correct Answer: A. ROM

Explanation: ROM is non-volatile memory and retains stored information without continuous power.

Reference: Standard computer and networking fundamentals: computer memory

Question 3

Computer & Networking BasicsComputer Memory

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Correct Answer: A. CPU register

Explanation: Registers are located within the CPU and provide extremely fast storage for operands, addresses and intermediate results.

Reference: Standard computer and networking fundamentals: computer memory

Question 4

Computer & Networking BasicsComputer Memory

AReduce the average time needed by the CPU to access frequently used data and instructions
BReplace all secondary storage permanently
CProvide internet connectivity
DConvert analog signals to digital

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Correct Answer: A. Reduce the average time needed by the CPU to access frequently used data and instructions

Explanation: Cache stores frequently or recently used information close to the CPU, reducing average memory-access latency.

Reference: Standard computer and networking fundamentals: computer memory