1 votes 1 votes Suppose a disk has 100 cylinders, numbered from 0 to 99. At some time the disk arm is at cylinder 20, and there is a queue of disk access requests for cylinders 10, 22, 6, 38, 2, 40, 20. No of seeks in FCFS SSTF Operating System disk-scheduling operating-system + – jatin khachane 1 asked Dec 11, 2018 jatin khachane 1 1.2k views answer comment Share Follow See all 11 Comments See all 11 11 Comments reply Show 8 previous comments Lakshman Bhaiya commented Nov 1, 2019 reply Follow Share Yes It is FCFS ,so head come to $20$,but other than FCFS,head is not come,because it start from $20$ Is this correct? 0 votes 0 votes Satbir commented Nov 1, 2019 reply Follow Share Yes, depends on the policy used. like in SSTF 20 is processed first. 1 votes 1 votes Lakshman Bhaiya commented Nov 1, 2019 reply Follow Share Yeah thanks 0 votes 0 votes Please log in or register to add a comment.