📝 Question
#1374
Once the head has reached the desired track, the time spent waiting for the sector to be accessed to appear under the head is called the _______________
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Correct Answer
D. Rotational latency time
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Explanation
Rotational speeds of disks today range from 5400 rotations per minute (90 rotations per second) up to 15,000 rotations per minute (250 rotations per second), or, equivalently, 4 milliseconds to 11.1 milliseconds per rotation.
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