Which of the following is a type of memory that is used for storing data and programs that are currently in use? MCQ with Answer and Explanation

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Which of the following is a type of memory that is used for storing data and programs that are currently in use?

A. Primary storage

B. Tertiary storage

C. Offline storage

D. Secondary storage

Answer: Option A

Solution (By JKSSB Mock Tests)

Primary storage (RAM) holds data and programs currently being used by the CPU. Secondary storage is for long-term storage.

This question belongs to: Computer Memory and Storage Devices

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Practice More Memory and Storage Devices Questions

Question #1

What is the purpose of a memory parity bit?

A. To increase memory capacity

B. To double the memory speed

C. To encrypt data

D. To detect errors in data storage or transmission

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Correct Answer: Option D

Explanation:
A parity bit is an extra bit added to data to detect errors (single-bit errors) in memory. It is used in some RAM modules for error detection.

This question belongs to: Computer Memory and Storage Devices

Question #2

Which memory is used for temporary storage of data that is being processed?

A. CD-ROM

B. Hard disk

C. RAM

D. ROM

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Correct Answer: Option C

Explanation:
RAM is used for temporary storage of data and instructions that the CPU is currently processing. It is volatile and loses data when power is off.

This question belongs to: Computer Memory and Storage Devices

Question #3

Which storage device category requires continuous physical rotation of a platter medium to retrieve saved digital blocks?

A. USB Flash Drive

B. Hard Disk Drive (HDD)

C. SDHC Card

D. NVMe M.2 Card

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Correct Answer: Option B

Explanation:
Traditional mechanical HDDs use an electric spindle motor to rotate magnetic platters past stationary read/write heads to locate data.

This question belongs to: Computer Memory and Storage Devices

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