UNIVERSITY EXAMINATIONS
May/June 2025
MNO3701
PRODUCTION AND OPERATIONS MANAGEMENT
70 marks
Duration: 4 hours
EXAMINERS:
FIRST: PROF A TOLMAY
SECOND: PROF AP AMADI-ECHENDU
Instructions
• Include the honesty declaration when you upload your portfolio.
• Read through and adhere to all the instructions for this portfolio.
MNO3701/Portfolio/May_June_2025
Question 1 [10 x 2 = 20]
Write only the answer to each of the multiple-choice questions provided below.
(Example: 1.1 a).
1.1 Process types describe a particular general approach to managing processes. Which
three (3) of the following are defined as service process types?
a. professional services
b. jobbing services
c. service shops
d. continuous services
e. mass services
1 a, b, c
2 b, c, d
3 c, d, e
4 a, c, e
5 a, b, e
1.2. To which of the following do production and operations' flexibility principles apply?
a. product
b. mix
c. service
d. volume
e. delivery
1 a, b, c, d
2 a, b, c, d, e
3 b, c, d, e
4 a, b, d, e
5 a, b, c, e
1.3. All operations processes transform inputs into outputs. How do differ from each other?
They differ in terms of?
1 volume, variety, visibility and variation.
2 variety, vision, visibility and variation.
3 visibility, vision, void and volume.
4 vision, variation, volume and visualisation.
5 variation, visualisation, volume and vision.
1.4. Which options are correct regarding operations performance?
a. Quality reduces costs.
b. Quality increases dependability.
c. Corporate social responsibility is the responsibility of the marketing department.
d. Speed increases inventories.
e. Speed increases risks.
1 c, d
2 c, e
3 d, e
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4 a, b
5 c, d, e
1.5. Which of the following is/are correct regarding strategy implementation in the
operations?
a. Operations' strategic decisions must be clear to all.
b. Leadership is important for operations strategies.
c. Project management forms part of operations strategies.
d. Drawing up strategic plans is important but not necessarily needed for
implementation and execution.
e. Strategy implementation means the execution of a strategic plan.
1 d
2 a, b, c, e
3 d, e
4 a, b
5 a, b, c, d, e
1.6. Which of the following statement(s) is/are correct?
a. An operations strategy must support the business strategy.
b. An operations strategy should include broad objectives that direct an enterprise
towards its overall goal.
c. An operations strategy operates independently of a business strategy.
d. An operations strategy emphasises long-term rather than short-term objectives.
e. An operations strategy is expected to improve operations performance over
time.
1 a, b, c
2 a, b, d, e
3 c, d, e
4 e
5 a, b, c, d, e
1.7. Identify the correct statements regarding input-transformation-output processes.
a. Transformed resources include materials, information and customers.
b. Products and services are examples of outputs.
c. Facilities and staff can transform resources.
d. The goal of production and operations management is to satisfy the customer.
e. Inputs imply the resources available.
1 b, e
2 b, c
3 c, e
4 b, d
5 a, b, c, d, e
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1.8. Which of the aspects will be considered for environmentally sensitive process design?
a. the source of inputs to a product or service
b. the quantities and sources of energy consumed in the process
c. the cost, profit and price of the product
d. the amounts and types of waste material that are created in manufacturing
e. the image on the packaging of the product
1 a
2 a, b, d
3 c
4 c, d, e
5 a, c, e
1.9. Which route on the following diagram represents the critical path?
1 A; B; D; E; F; H = 21
2 A; B; D; E; G; H = 23
3 A; C; D; E; G; H = 25
4 A; C; D; E; F; H = 23
5 A; B; C; D; E; F; G; H = 30
10. ABC (Pty) Ltd manufactures medical needles that are subjected to a quality test. They
use statistical process control (SPC), and the results (measured in grams) are plotted
on a chart. If the process average is 26,3 and the average range is 5, what will the control
limits be if the sample size is n = 6? The factor for calculation of control limits is 0,483
for sample size n = 6. The sample average is 27,05. Which of the following statements
is/are true?
a. UCL = 28,715.
b. The process is out of control.
c. The process is under control.
d. LCL = 23,885.
e. UCL = 63,031.
1 a, b
2 a, c, d
3 b, e
4 c only
5 b, c, d, e
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MNO3701/Portfolio/May_June_2025
Question 2 [5]
Within the production and operations management environment, the transformation
process is where input resources are transformed into output products and services.
Identify and explain three (3) transformed resources {3 marks} and identify and explain
two (2) transforming resources {2 marks}.
Question 3 [ 20]
There are specific factors that determine successful project management. Name and
explain at least ten (10) successful project management factors that should be present
to ensure the success of the project {10 marks}. Provide your own examples of how
you envisage applying these successful project management factors {10 marks}.
Question 4 [15]
Corporate social responsibility (CSR) is defined as a business's contribution to the
achievement of the Sustainable Development Goals. CSR should be a factor in every
organisation's production and operations activities. CSR involves five important
dimensions. Identify {5 marks} and explain {5 marks} each of these five (5) dimensions
and provide an example of each {5 marks}.
Question 5 [10]
Total productive maintenance (TPM) is important in production and operations
management. TPM is carried out by all employees, and it recognises the importance
of reliability, maintenance and economic efficiency in plant design. Identify five (5)
types/forms of TPM and explain each of them.
TOTAL: 70
UNISA 2025
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MNO3701/Portfolio/May_June_2025
DECLARATION
Note that the portfolio will not be marked if this declaration has not been included, completed
and signed.
Declaration of own work
I hereby declare that the material that I now submit for assessment is entirely my own work
and was not taken from the work of others. Work that was constructed from other sources
has been duly referenced.
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