The time it takes for a targeted data sector on a hard drive platter to rotate under the read/write head is called: MCQ with Answer and Explanation

The time it takes for a targeted data sector on a hard drive platter to rotate under the read/write head is called:
A. Seek Time
B. Rotational Latency
C. Transfer Rate
D. Settling Time
Answer: Option B
Solution (By JKSSB Mock Tests)
Rotational latency is the delay spent waiting for the spinning disk platter to bring the specific requested data sector directly beneath the read/write head.

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Practice More Memory and Storage Devices Questions

Question #1
What does the term 'Memory Footprint' refer to in software and systems administration?
A. The total amount of main memory (RAM) a program consumes while running.
B. The historical layout of old memory tracks on a legacy drive.
C. The amount of carbon emission produced during memory manufacturing.
D. The physical dimensions of a RAM chip.

Correct Answer: Option A


Explanation:
The memory footprint represents the quantity of physical or virtual memory runtime space an active application requires or occupies while executing operations.

This question belongs to: Computer Memory and Storage Devices
Question #2
What does the abbreviation 'SSD' stand for in modern computer hardware technology?
A. Synchronous System Drive
B. Silicon State Device
C. Static Storage Drive
D. Solid State Drive

Correct Answer: Option D


Explanation:
SSD stands for Solid State Drive. It is called 'solid state' because it contains no moving mechanical components, relying instead on solid-state electronics.

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 the system's BIOS?
A. RAM
B. Cache
C. Hard disk
D. ROM

Correct Answer: Option D


Explanation:
BIOS is stored in ROM (or flash memory) on the motherboard, as it must be non-volatile and available at boot.

This question belongs to: Computer Memory and Storage Devices