Which of the following is a characteristic of PROM? MCQ with Answer and Explanation

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Which of the following is a characteristic of PROM?

A. It is volatile

B. It can be programmed once after manufacturing

C. It is programmed during manufacturing

D. It can be erased and reprogrammed multiple times

Answer: Option B

Solution (By JKSSB Mock Tests)

PROM (Programmable ROM) is a memory chip that can be programmed once by the user. After programming, its contents are permanent.

This question belongs to: Computer Memory and Storage Devices

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Question #1

Which of the following is a characteristic of a magnetic tape?

A. Fast data transfer

B. Sequential access

C. Used as primary storage

D. Random access

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Correct Answer: Option B

Explanation:
Magnetic tape is a sequential access medium, meaning data must be read in order. It is used for backup and archival.

This question belongs to: Computer Memory and Storage Devices

Question #2

What metric represents the total data volume that can be written to a solid state drive before its flash cells degrade permanently?

A. TBW (Terabytes Written)

B. RPM

C. Bus Width

D. CAS Latency

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Correct Answer: Option A

Explanation:
TBW (Terabytes Written) is an endurance metric that specifies the total cumulative amount of data an SSD can safely write before flash memory cell degradation risk increases.

This question belongs to: Computer Memory and Storage Devices

Question #3

What is the function of a memory overclocking?

A. To improve error correction

B. To reduce voltage

C. To increase memory capacity

D. To run memory at higher speeds than rated

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Correct Answer: Option D

Explanation:
Overclocking memory involves running it at a higher clock speed than its default, to gain performance, but may require higher voltage and cooling.

This question belongs to: Computer Memory and Storage Devices

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