Question: ( 1 0 ) 7 . Assuming that R / W head is on track 5 0 , and disk has 2 0 0 tracks

(10)7. Assuming that R/W head is on track 50, and disk has 200 tracks (the highest
numbered track on the disk is 199) and the disk request queue contains:
130,80,110,10,100,190,50,160,30,160,120,90,170,60
What is the total number of head movements and sequence of requests granted using:
Scan & Look
SSTF ( Shortest Seek First )
( 1 0 ) 7 . Assuming that R / W head is on track

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