1. Consider the following data:

Job

Remaining Processing time

(days)

Remaining time until due date

(days)

Critical ratio

(?)

A 20 30  
B 30 50  
C 10 25  
D 16 80  
E 18 12  

1. Calculate for each job the relative critical ratio.

2. Analyze the calculated critical ratio.

3. Basing on the calculated CR, specify the scheduling order of each job. Justify your answer.

4. Specify and explain a second dispatch rule that can be adopted.