QUESTION $3$

CPU scheduling is the bases for multi programming $($multi$-$tasking$)$ operating systems.

However, certain systems utilize mono$-$programming operating systems to work effectively and efficiently. Required:

a$)$ Briefly describe four $(4)$ benefits of a mono$-$programming operating system. $[12$ Marks$]$

b$)$ Consider the following set of processes with their arrival and burst times as shown

$\backslash$table$[[,$P$1$:$,$P$2$:$,$P$3$:$,$P$4$:$,$P$5],[$Arrival Time:,$3,1,6,0,3],[$Burst Time:,$3,6,2,7,1]]$

Using a table format, find the Completion Time, Turnaround Time and Waiting Time Response Time for:

j$)$ SJF non$-$preemptive

ii$)$ SJF Preemptive.

$[13$ Marks$]$