Which of the following is a characteristic of non-volatile memory? MCQ with Answer and Explanation

Which of the following is a characteristic of non-volatile memory?
A. Loses data when power is off
B. Retains data without power
C. Faster than volatile memory
D. Used as main memory in all computers
Answer: Option B
Solution (By JKSSB Mock Tests)
Non-volatile memory retains data even when the power is off, unlike volatile memory which loses data.

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Practice More Memory and Storage Devices Questions

Question #1
What is the role of a memory controller in a GPU?
A. To manage memory access for graphics data
B. To handle display output
C. To render 3D images
D. To process graphics commands

Correct Answer: Option A


Explanation:
In a GPU, the memory controller manages the interface with the video memory (VRAM), handling data transfers for textures, frame buffers, etc.

This question belongs to: Computer Memory and Storage Devices
Question #2
What does the acronym SSD stand for?
A. Synchronous Storage Device
B. Solid State Drive
C. Solid System Disk
D. Serial Storage Drive

Correct Answer: Option B


Explanation:
SSD stands for Solid State Drive, a storage device using integrated circuit assemblies as memory to store data persistently.

This question belongs to: Computer Memory and Storage Devices
Question #3
What is the function of the read/write head in a hard disk?
A. To move the actuator arm
B. To store data on the platter
C. To rotate the platter
D. To read and write data magnetically on the platter

Correct Answer: Option D


Explanation:
The read/write head contains electromagnetic coils that read data by sensing magnetic fields and write data by changing the magnetic polarity on the platter surface.

This question belongs to: Computer Memory and Storage Devices