Which of the following is a type of memory that is used for archival storage due to its low cost per GB? MCQ with Answer and Explanation

Which of the following is a type of memory that is used for archival storage due to its low cost per GB?
A. Hard disk
B. Blu-ray
C. SSD
D. Magnetic tape
Answer: Option D
Solution (By JKSSB Mock Tests)
Magnetic tape offers the lowest cost per gigabyte among these, making it ideal for archival and backup. HDDs are also used but tape is cheaper for large volumes.

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Practice More Memory and Storage Devices Questions

Question #1
What does the abbreviation 'NVMe' signify in modern high-speed solid state drive engineering architectures?
A. Non-Volatile Memory Express
B. Network Volume Media Extension
C. Node Vector Management Engine
D. New Vector Memory Encryption

Correct Answer: Option A


Explanation:
NVMe stands for Non-Volatile Memory Express. It is a communication protocol developed specifically for accessing high-speed storage media, like SSDs, via PCIe lanes.

This question belongs to: Computer Memory and Storage Devices
Question #2
Which of the following is a characteristic of a hard disk's track?
A. The distance between platters
B. A circular path on a platter where data is stored
C. A vertical stack of platters
D. A sector on the disk

Correct Answer: Option B


Explanation:
A track is one of many concentric circular paths on a platter surface. Data is written on these tracks.

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 and programs that are currently in use?
A. Secondary storage
B. Offline storage
C. Tertiary storage
D. Primary storage

Correct Answer: Option D


Explanation:
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