1.) For operations managers, one of the most important jobs is to deliver healthy, safe, and quality products and services to customers. The development of poor-quality products, because of inadequate design and production processes, not only results in higher production costs but also leads to injuries, lawsuits, and increased government regulation. Discuss the Four major categories of costs associated with quality/Cost of Quality (COQ).
1.) For operations managers, one of the most important jobs is to deliver healthy, safe,
and quality products and services to customers. The development of poor-quality
products, because of inadequate design and production processes, not only results in
higher production costs but also leads to injuries, lawsuits, and increased government
regulation. Discuss the Four major categories of costs associated with quality/Cost of
Quality (COQ).
2.) A Tema Oil Refinery (TOR) Ltd, must decide among three sites for the construction
of a new oil storage facility. The firm has selected the six factors listed below in
Table1 as a basis for evaluation and has assigned rating weights from 1 to 5 on each
factor. Mr. Isaac Osei the Managing Director has rated each location for each factor
on a 1 to 100-point basis.
Requirements
(a) Which site will be recommended based on total weighted scores?
(b) If location B’s score for Proximity to port facilities was reset at 90, how would the result
change?
3.) Capacity decisions often determine capital requirements and therefore a large portion
of fixed cost. Capacity also determines whether demand will be satisfied or whether
facilities will be idle. As student with background and full understanding of
Operations Management, explain the three (3) categorized definitions of capacities in
relation to design, effective and actual capacities and give three (3) capacities
expansion choices to managers with regard to the proposed capacity decision.
4.) Give four reasons why capacity decision is important for a company. What are the
critical issues in capacity decision?
5.) The Mama Lit is a restaurant near a project site and it is a direct supplier of food for
the nearby project site workers. To gain competitive advantage and meet quality
requirements by its customer, Mama Lit has undertaken a project to achieve that. The
project management team has developed the list of required activities (see Table 2)
Table 2: List of Mama Lit project activities for project site workers
ACTIVITY IMMEDIATE PREDECESSOR DURATION
A - 2
B A 4
C A 5
D B 2
E B 1
F B 8
G D, E 3
H F 5
I F 4
J G, H, I 7
Required:
a) Draw the network diagram for the project activities on node.
b) Identify all the paths in the project with and identify the critical path(s).
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