MGT 311


College of Administrative and Financial Sciences

Assignment 3
Deadline: 06/12/2019 @ 23:59

Course Name: Intro. to Operations management Student’s Name:
Course Code: MGT 311 Student’s ID Number:
Semester: I CRN:
Academic Year: 1440/1441 H

For Instructor’s Use only
Instructor’s Name:
Students’ Grade: Marks Obtained/Out of Level of Marks: High/Middle/Low

• 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.

• Understand the concept of process selection, forecasting, capacity planning, production forecast methods and schedule operations.
• Exercise critical thinking to analyze and synthesize information for scheduling operations and ERP.
• Develop numerical skills needed to analyze complex data of process design, quality management, capacity & scheduling planning to navigate in challenging situations.
• Create the capacity to write coherent project about actual operation management case studies.

Assignment Question(s): (Marks 5)
Question 1:
Sequence the jobs shown below by using a Gantt chart. Assume that the move time between machines is one hour. Sequence the jobs in priority order 1, 2, 3, 4.
Job Work Center/Machine Hours Due Date (days)
1 A/3, B/2, C/2 3
2 C/2, A/4 2
3 B/6, A/1, C/3 4
4 C/4, A/1, B/2 3

a) Using finite capacity scheduling, draw a Gantt chart for the schedule (Marks 0.5)
b) What is the makespan? (Marks 0.5)
c) How much machine idle time is there? (Marks 0.5)
d) How much idle time (waiting time) is there for each job? (Marks 0.5)
e) When is each job delivered? (Marks 0.5)
f) Which department is the bottleneck? (Marks 0.5)
g) Calculate the machine utilization? (Marks 0.5)

Question 2:
A public accounting firm requires the following activities
for an audit:
Activity Immediate Predecessor Activity time
A – 3
B A 2
C – 5
D B, C 2
E A 4
F B, C 6
G E, D 5

a) Draw a network for this project? (Marks 0.5)
b) Make a forward pass and a backward pass to determine ES, LS, EF, and LF? (Marks 0.5)
c) What are the critical path? (Marks 0.5)


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