OM 311
College of Administrative and Financial Sciences
Assignment 3
Deadline: 04/17/2021 @ 23:59
Academic Year: 2020-21
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Course Name: Introduction to Operations Management |
Student’s Name: |
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Course Code: MGT311 |
Student’s ID Number: |
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Semester: II |
CRN: |
For Instructor’s Use only
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Instructor’s Name: |
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Students’ Grade: Marks Obtained/Out of |
Level of Marks: High/Middle/Low |
Instructions – PLEASE READ THEM CAREFULLY
· The Assignment must be submitted on Blackboard (WORD format only) via allocated folder.
· Assignments submitted through email will not be accepted.
· Students are advised to make their work clear and well presented, marks may be reduced for poor presentation. This includes filling your information on the cover page.
· Students must mention question number clearly in their answer.
· Late submission will NOT be accepted.
· Avoid plagiarism, the work should be in your own words, copying from students or other resources without proper referencing will result in ZERO marks. No exceptions.
· All answered must be typed using Times New Roman (size 12, double-spaced) font. No pictures containing text will be accepted and will be considered plagiarism).
· Submissions without this cover page will NOT be accepted.
Learning Outcome:
Demonstrate process-flow analysis, process design solutions, operations strategies, Inventory Control System and customer services in the business operation.
Assignment Question(s): (Marks 5)
A public accounting firm requires the following activities for an audit:
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Activity |
Immediate Predecessor |
Activity time |
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A |
- |
3 |
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B |
A |
2 |
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C |
- |
5 |
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D |
B, C |
2 |
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E |
A |
4 |
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F |
B, C |
6 |
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G |
E, D |
5 |
a) Draw a network for this project? (Marks 2.0)
b) Make a forward pass and a backward pass to determine ES, LS, EF, and LF? (Marks 2.0)
c) What are the critical path? (Marks 1.0)
a-
b-
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step 1 |
find early start, and early finish from the start of the project for each activity |
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Activity |
Duration, D |
Early start, ES=Max of early finish of preceding activities |
Early finish, EF = ES + D |
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A |
3 |
0 |
3 |
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B |
2 |
3 |
5 |
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C |
5 |
0 |
5 |
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D |
2 |
5 |
7 |
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E |
4 |
3 |
7 |
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F |
6 |
5 |
11 |
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G |
5 |
7 |
12 |
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step 2 |
Find Maximum EF and keep it as the LF of last activities |
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step 3 |
calculate LS for each activity after calculating its EF's. |
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Activity |
Duration, D |
Early start, ES=Max of early finish of preceding activities |
Early finish, EF = ES + D |
Late finish, LF= Min of LS of successor activities |
Late start, LS= LF - D |
Total slack= LF-EF |
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A |
3 |
0 |
3 |
3 |
0 |
0 |
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B |
2 |
3 |
5 |
5 |
3 |
0 |
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C |
5 |
0 |
5 |
5 |
0 |
0 |
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D |
2 |
5 |
7 |
7 |
5 |
0 |
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E |
4 |
3 |
7 |
7 |
3 |
0 |
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F |
6 |
5 |
11 |
12 |
6 |
1 |
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G |
5 |
7 |
12 |
12 |
7 |
0 |
c-
Critical path with 0 slack are AEG, ABDG and CDG