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Instructions Assignment 5: (a) FIFO (starting at track 100) (b) SSTF (starting at track 100) (c) SCAN (starting at track 100, in the direction of
Instructions Assignment 5: (a) FIFO (starting at track 100) (b) SSTF (starting at track 100) (c) SCAN (starting at track 100, in the direction of increasing track number) Number Next track of tracks accessed traversed (d) C-SCAN (starting at track 100, in the direction of increasing track number) Number Next track of tracks accessed traversed Next track accessed Number of tracks traversed Next track accessed Number of tracks traversed 150 150 160 160 150 160 184 184 553 Average Average seek length Average seek length seek Average seek length length 1. Using the table above, perform the same type of analysis for the following sequence of disk track requests: 27, 129, 110, 186, 147, 41, 10, 64, 120. Assume that the disk head is initially positioned over track 100 a. Follow the FIFO algorithm (First In First Out) b. Follow the SSTF algorithm (Shortest Seek Time First) C. Assume that the disk head is moving in the direction of decreasing track number (C-Scan). d. Assume that the disk head is moving in the direction of increasing track number (Scan)
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