JKSSB Mock Tests

When assessing mechanical hard disk drive performance, what is 'rotational latency'?

A. The time it takes for the read/write head to move to the correct track
B. The time required for the desired disk sector to spin under the read/write head
C. The transfer speed over the SATA cable
D. The delay introduced by the OS file system
Answer: Option B
Solution (By JKSSB Mock Tests Team)
After the head seeks the right track, it must wait for the platter to rotate the correct data block underneath it.
This Question Belongs to: Computer mcqs Computer set 1

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