What is latency time?

What is latency time?
A: Time to spin data under sector
B: Time to spin the needed data under head
C: Time to spin the needed data under track
D: All of these

Latency time is the time taken to spin the needed data under the read/write head in a hard disk. This question tests knowledge of computer hardware in basic computer studies exams. Understanding storage performance is crucial for computing. Update (as of 2025-09-05)