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ONLINE FINAL EXAM – TRIMESTER 1 2022

BUSM3045

Managing Operations

PART 1

Short Answer Questions (30 Marks)

Please write your answers in the exam booklet provided 

Question 1. (5 marks)

Managing operations for a manufacturing organisation can be different from managing operations for a service organisation. There are main dimensions to compare manufacturing and service organisations such as degree of customer contact, labour content of the jobs, uniformity of input, measurement of productivity, quality assurance and inventory.

Use two of the dimensions above to discuss the differences between managing operations for “a medical centre” and managing operations for “a pharmaceutical company”.  

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Question 2. (5 marks)

Illustrate the use of the waiting lines and queuing theory at “a restaurant” during the COVID-19 pandemic.                                                                                                                                

Type your answer in the provided textbox. The textbox will automatically resize as you type. The size of this textbox is not indicative of the length of your answer.

 

 

  

Question 3. (5 marks)

As a manager, explain how would you deal with the possibility that customer satisfaction does not always lead to customer retention?  

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Question 4. (5 marks)

How can a service organisation use “lean operations’ to develop its competitive advantage? Explain and provide two examples. 

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Question 5. (5 marks)

Reflect on one of the case studies that have been discussed in the tutorials. Discuss how you apply what you have learned to your work, your studies or any other aspect of your life.             

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Question 6. (5 marks)

How can technology minimise supply chain disruptions in manufacturing organisations? Identify and discuss two examples.

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a) 

PART 2

Problem Solving Questions (10 Marks)

Please answer all problem solving questions

Question 1 (5 marks)

The weekly demand for a pack of toilet tissue paper rolls at a grocery store during the past five weeks has been

Week

1

2

3

4

5

Demand

950

875

625

785

520

I. Forecast the demand for week 6 using a four-period moving average.                        (2.5 marks)

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II. Forecast the demand for week 6 using a three-period weighted moving average.  Use the following weights to obtain your forecast:

Weight 1=0.30,

Weight 2=0.40, and

Weight 3=0.30                        (2.5 marks)

Type your answer in the provided textbox. The textbox will automatically resize as you type. The size of this textbox is not indicative of the length of your answer.

 

 


Question 2 (5 marks)

Given the information below, determine the following:                                                       

I. Processing sequence using (1) SPT and (2) EDD.

II. Average flow time and average tardiness for (1) SPT and (2) EDD.

Job

 

Processing Time (days)

Days Due

A

5

6

B

15

36

C

24

18

D

9

36

E

31

31

Please write your answer in the tables provided below.

(1) SPT  (2.5 marks)

Job Sequence

Processing Time

Flow Time

Due Date

Tardiness

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(1) EDD  (2.5 marks)

Job Sequence

Processing Time

Flow Time

Due Date

Tardiness