2 votes 2 votes In this question what does 0+ ?Is it p=0; q=1; r=2; s=3; t=4 Operating System operating-system process-scheduling + – set2018 asked Jul 19, 2017 set2018 914 views answer comment Share Follow See all 5 Comments See all 5 5 Comments reply Show 2 previous comments Shubhanshu commented Jul 29, 2017 reply Follow Share @Bikram Sir, You mean to say: by the statement that is given in the question "The jobs are assumed to arrive at time 0+" concludes that Arrival time >= 0. ryt? 0 votes 0 votes Bikram commented Jul 29, 2017 reply Follow Share @ Shubhanshu " The jobs are assumed to arrive at time 0+ " it would be jobs are assumed to arrive at time 0 ..as there is nothing like 0+ and it is nothing but a printing mistake . so it concludes that Arrival time = 0 . 0 votes 0 votes Shubhanshu commented Jul 29, 2017 reply Follow Share Thanks Bikram Sir!! 0 votes 0 votes Please log in or register to add a comment.
Best answer 3 votes 3 votes consider all processors arrival time is 0. now, by solving it in round robin scheduling algorithm p q r s t p r t p r p r 0 1 2 3 4 5 6 7 8 9 10 11 16 from gantt chart completion time of processor p is 11 so option c is right answer. G Shaheena answered Jul 20, 2017 • selected Jul 29, 2017 by Bikram G Shaheena comment Share Follow See all 3 Comments See all 3 3 Comments reply Nitesh Choudhary commented Jul 29, 2017 reply Follow Share in chart you should carefully notice that last unit of execution of process p start form 11 and complete at 12 so completion time is 12. but in question given that arrival time >0 for all process p is complete 12 when we are assuming AT=0; but AT>0 according to question so answer must br > than 12 0 votes 0 votes Bikram commented Jul 29, 2017 reply Follow Share @ Nitesh Choudhary No, that diagram is correct. last unit of execution of process p starts at 10 and ends at 11 , so completion time is 11. also in question arrival time for p is given as 0 . 0 votes 0 votes Nitesh Choudhary commented Jul 29, 2017 reply Follow Share thanks i got my mistake 0 votes 0 votes Please log in or register to add a comment.