Consider a system with five processes whose arrival time and burst time are -hown in table 1. draw gantt chart and calculate average turnaround time when pply the following scheduling algorithms. ) preemptive short-job-first scheduling. (6 points) ) round-robin scheduling. (time slice is set to 20) (6 points) table 1. process schedule info table process arrival time burst time 51_ po a system with five processes whose arrival time and burst time are -hown in table 1. draw gantt chart and calculate average turnaround time when pply the following scheduling algorithms. ) preemptive short-job-first scheduling. (6 points) ) round-robin scheduling. (time slice is set to 20) (6 points) table 1. process schedule info table process arrival time burst time 51_ po