Operating Systems - Old Questions

Question Answer Details

5.  Suppose that a disk drive has the cylinder numbered from 0 to 4999. The head is currently at cylinder number 143. The queue for services of cylinder is as 86, 1470, 913, 948, 1509,1774, 1022, 1750 and 130. What is the total head movement in each of the following disk algorithm to satisfy the requests?

    a) FCFS

    b) SSTF

5 marks
Asked in 2074

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