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Tribhuvan university BIT BIT Curriculum Operating Systems Old Questions 2080

Operating Systems - Old Questions

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Syllabus Notes Old Questions Unit Wise Questions Question Bank

4. Suppose that a disk drive has cylinders numbered 0 to 199 and is currently serving a request at cylinder 143. The request queue is kept in FIFO order: 25, 17, 119, 197, 194, 15, 182, 115, 183. What is the total head movement needed to satisfy these requests for the following disk scheduling algorithms:
(a) FCFS
(b) SSTF [5]

5 marks
Asked in 2080

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