Use figure $1$ for questions $1-4$:

$($Fig$.1)$

Figure for questions $1-4$

Assume P$1,$ P$2,$ and P$3$ arrive in order and at almost the same time.

Flag question: Question $1$

Question $11$ pts

In figure $1,$ consider Non$-$Preemptive FIFO CPU scheduling, what is the average waiting time in seconds?

Round to two decimal digits, e$.$g$.3\mathrm{.}14$

$3\mathrm{.}33$

Flag question: Question $2$

Question $21$ pts

In figure $1,$ consider Non$-$Preemptive FIFO CPU scheduling, what is the average turnaround time in seconds?

$**$Round to two decimal digits, e$.$g$.3\mathrm{.}14**$

Flag question: Question $3$

Question $31$ pts

In figure $1,$ consider Non$-$Preemptive SJF $($Shortest$-$Job$-$First$)$ CPU scheduling, what is the average waiting time in seconds?

Round to two decimal digits, e$.$g$.3\mathrm{.}14$

Note: Assuming P$3$ is scheduled and executed first.

$2\mathrm{.}33$

Flag question: Question $4$

Question $41$ pts

In figure $1,$ consider Non$-$Preemptive SJF $($Shortest$-$Job$-$First$)$ CPU scheduling, what is the average turnaround time in seconds?

Round to two decimal digits, e$.$g$.3\mathrm{.}14$

Note: Assuming P$3$ is scheduled and executed first.

Flag question: Spacer

Use figure $2$ for questions $5$ thru $8$:

$($Fig$.2)$

Figure for questions $5$ thru $8$