Friday 22 November 2019

UGC NET PAPER 2 June 2019 Question 41 (Shift-I)

41. Consider a disk system with 100 cylinders. The requests to access the cylinders occur in the following sequence:
4,34,10,7,19,73,2,15,6,20
Assuming that the head is current at cylinder 50, what is the time taken to satisfy all requests if it takes 1ms to move from the cylinder to adjacent one and the shortest seek time first policy is used?
A 357 ms
B 238 ms
C 276 ms
D 119 ms
ANS. D

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UGC NET CS 2018 July - II Question 40UGC NET CS 2018 July - II Question 42

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