Consider the following CPU scheduling problem for the remaining questions:

P$1$ has burst time $135,$ P$2$ has $102,$ P$3$ has $56,$ P$4$ has $148$ and P$5$ has $125.$ Assume all have arrived and were in that order. Answer the

following:

Question $4$

Draw a Gantt chart for a first$-$come First$-$Served $($FCFS$)$ schedule. You can take a picture of your Gantt chart and upload it through the

answer editor by attaching it as an image. Please try to make the image as clear as possible.

Question $5$

What is the average turnaround time for the FCFS scheduling algorithm?

Question $6$

Draw a Gantt chart for a a shortest job first SJF schedule. You can take a picture of your Gantt chart and upload it through the answer

editor by attaching it as an image. Please try to make the image as clear as possible.

Question $7$

What is the average turnaround time for the SJF scheduling algorithm?