Five processes A, B, C, D, E arrive at the same time in this
order ($A$ first, $E$ last).
They have estimated services times of 12u, 8u, 10u, 6u, 4u, where u
is some unit of time.
(a) Show the scheduling order under
First-Come-First-Served (FCFS), Shortest Process Next (SPN),
Shortest Remaining Time (SRT) next, Round-Robin with quantum of 2u
(RR2).
Note: Write BCADE to indicate the order of execution if you
believe that B executes first, then C, then A,...