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Chapter 12: Scheduling operations
Priority Dispatching Rules
1. Consider the following data:
Job
Remaining
Processing
time
Remaining
time until due
date
(days)
(days)
A
20
30
B
30
50
C
10
25
D
16
80
E
18
12
Critical ratio
(?)
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.
5. Among the two rules which seems to be the most effective. Justify your answer.
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Attached.
Scheduling Operations 1
CHAPTER 12
Scheduling Operations
Priority dispatch Rules
Student’s Name:
Professor’s Name:
Institutional Affiliation:
1
Scheduling Operations 2
Chapter 12: Scheduling operations
Priority Dispatching Rules
1. Consider the following data:
Job
Remaining
Processing
time
Remaining
time until the
due date
(days)
(days)
Critical ratio
(?)
A
20
30
1.5
B
30
50
1.67
C
10
25
2.5
D
16
8...
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