0 votes 0 votes A process spends $20%$ of its execution time waiting for completion of I/O operation. If there are $4$ processes in memory at once, then the probability of CPU time wasted is ____ (Assume all I/O operations are overlapped, upto $3$ decimal places). Sourabh Kumar asked Jan 24, 2016 • edited Jan 24, 2016 by Praveen Saini Sourabh Kumar 325 views answer comment Share Follow See all 4 Comments See all 4 4 Comments reply Pooja Palod commented Jan 24, 2016 reply Follow Share 0.24=0.0016 0 votes 0 votes Nirmal S commented Jan 31, 2016 reply Follow Share How? Please explain.... 0 votes 0 votes UK commented Jan 31, 2016 reply Follow Share I think it should be 0.2/(0.8*4+0.2) = 5.88%, because it is saying that I/O operations are overlapped. What is given ans? 0 votes 0 votes UK commented Jan 31, 2016 reply Follow Share https://gateoverflow.in/36302/probability-of-cpu-time-wasted check this link. 0 votes 0 votes Please log in or register to add a comment.
