What is the function of a memory queue? MCQ with Answer and Explanation

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What is the function of a memory queue?

A. To hold pending memory requests

B. To allocate memory

C. To store data permanently

D. To manage cache hits

Answer: Option A

Solution (By JKSSB Mock Tests)

A memory queue buffers pending memory requests, allowing the memory controller to schedule them efficiently.

This question belongs to: Computer Memory and Storage Devices

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Practice More Memory and Storage Devices Questions

Question #1

How many bits are there in a single byte of data?

A. 4 bits

B. 32 bits

C. 16 bits

D. 8 bits

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Correct Answer: Option D

Explanation:
By universal definition in computer architecture, one byte is comprised of exactly eight bits.

This question belongs to: Computer Memory and Storage Devices

Question #2

What is the role of a write buffer in memory?

A. To store frequently read data

B. To increase memory capacity

C. To temporarily hold write data to allow the CPU to continue without waiting

D. To prevent overwriting

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Correct Answer: Option C

Explanation:
A write buffer holds data to be written to memory, allowing the CPU to continue execution while the write operation completes asynchronously.

This question belongs to: Computer Memory and Storage Devices

Question #3

Which of the following is a type of memory that is used for storing data in a digital video recorder (DVR)?

A. Hard disk

B. SSD

C. All of the above

D. Flash memory

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Correct Answer: Option A

Explanation:
DVRs typically use hard disks for recording large amounts of video data, though some may use SSDs or flash for smaller capacity.

This question belongs to: Computer Memory and Storage Devices

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