Question 1 -A set of four jobs A, B, C & D have the machining time of 5, 25, 20, and 10 hours and are due at 20, 35, 40 and 25 hours respectively. The four priority rules to be assessed for deciding the scheduling are recommended to be EDD, SPT, LPT and CR.

1(a). Compute and analyze the set of critical performance metrics for each scheduling process.

1(b). Identify the best priority rule. Support your answer with justifications.

1(c). Comment on the outcomes from other than the best priority rules.