Sunday 21 June 2015

Q36,p3,j14. Which of the following statements is not true about disk-arm scheduling algorithms ?



(A) SSTF (shortest seek time first) algorithm increases performance of FCFS.
(B) The number of requests for disk service are not influenced by file allocation method.
(C) Caching the directories and index blocks in main memory
can also help in reducing disk arm movements.
(D) SCAN and C-SCAN algorithms are less likely to
have a starvation problem.
Answer B

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