[Solved]Disk Controller Takes 1 Ms Track Seeks 5 Ms Request Combined Rotational Delay Data Transfe Q37292206
- A disk controller takes 1 ms/track to for seeks , and 5ms/request for a combined rotational delay and data transfer time.It services requests in ELEVATOR order and currently has pendingrequests at tracks 15,30 , and 50. New requests come in as followsin format (track,time in ms) :
(10,5) , (75,15) , (40,20) ,(60,30)
If the head is currently on track 20going in the up direction, how many ms have elapsed when therequest at track 60 is finished? (Give answer in ms , so, eg, asingle request at track 20 would finish in 5 ms.; give only thenumerical answer)
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Answer to A disk controller takes 1 ms/track to for seeks , and 5 ms/request for a combined rotational delay and data transfer ti… . . .
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