1 votes 1 votes Operating System made-easy-test-series operating-system disk-scheduling + – vaishali jhalani asked Oct 11, 2016 edited Nov 1, 2019 by Lakshman Bhaiya vaishali jhalani 516 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
Best answer 3 votes 3 votes SSTF (Shortest Seek Time First) after a request, go to the closest request in the work queue, regardless of direction 60-->53-->39-->37-->28-->14-->98-->122-->170 7+14+2+9+14+84+24+48=202 Shubham Pandey 2 answered Oct 11, 2016 selected Oct 11, 2016 by Habibkhan Shubham Pandey 2 comment Share Follow See all 0 reply Please log in or register to add a comment.
1 votes 1 votes Requests are serviced in the sequence - 60, 53, 39, 37, 28, 14, 98, 122, 170. So, total head movement = (60-14)+(170-14) = 202 amitlko answered Oct 11, 2016 amitlko comment Share Follow See all 0 reply Please log in or register to add a comment.