Question

Suppose the moving head disk with 200 tracks
is currently serving a request for track 143 and has just
finished a request for track 125. If the queue of requests
is kept in FIFO order : 86, 147, 91, 177, 94, 150.
What is the total head movement for the following
scheduling schemes :
(1) FCFS, (ii) SSTF and (iii) C-SCAN.​

Answer 1

Answer:

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