A certain hard disk has a data transfer rate of 20 MB/sec. How much time is required to transfer 5 megabyte data from this disk to memory?
A
20 sec.
B
1 sec.
C
0.5 sec.
D
0.25 sec.
Correct Answer: 20 sec.
Given data transfer rate is = 20MB/Sec that means the disk requires 1 Sec to transfer 20MB. So time required to transfer 5MB data will be 0.25Sec or 1/4 sec.