Operating Systems

Q4- Using the following processes in the table below with their burst time for execution, do the following: (25 Marks) 1- Using FCFS, draw the algorithm Gantt chart and calculate ne unnauvuu num ......... rage waiting time. 2- Non-Preemptive SJF, draw the algorithm Gantt chart and calculate the turnaround time and average waiting time. 3- Using Priority Scheduling, draw the algorithm Gantt chart and calculate the turnaround time and average waiting time. 4- Which algorithm from the above is better and why