A) Total time taken by the computer to process a data request
B) Time taken for a disk drive to locate the area on the disk where the data to be read is stored
C) Time taken for a packet of data to get from one designated point to another
D) Time interval between starting the transfer and the completion of the transfer
E) None of these
Correct Answer: A
Solution :
[a] Disk access time is the total time it takes the computer to process a data request from the processor and then retrieve the required data from a storage device. It is frequently used to describe the speed of disk drives. Disk access times are measured in milliseconds (thousandths of a second). Fast hard disk drives have access times of about 9 to 15 milliseconds.
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