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The amount of time required to read a block of data from a disk into memory is composed of seek time, rotational latency, and transfer time. Rotational latency refers to

The time its takes for the platter to make a full rotation

The time it takes for the read-write head to move into position over the appropriate track

The time it takes for the platter to rotate the correct sector under the head

None of the above

Answer: A . The time its takes for the platter to make a full rotation
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