Question: Consider a disk queue with requests for I/O to blocks on cylinders: 87, 172, 26, 111, 12, 113, 54, 56 in that order. If the

Consider a disk queue with requests for I/O to blocks on cylinders: 87, 172, 26, 111, 12, 113, 54, 56 in that order. If the disk head is initially at cylinder 53. 1) Please use First-Come, First-Serviced (FCFS) algorithm to schedule such request queue. 2) Please use Shortest-Seek- rime-First (SSTF) algorithm to schedule such request queue. 3) Please use SCAN algorithm to schedule such request queue. 4) Please use Circular-SCAN (C-SCAN) to schedule such request queue

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