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IELM 2010
,
Fall 201
6
Assignment
6
(Due at
5
P
M
,
Friday
,
Dec 9
)
Question
1
Supply Chain Management
Answer the following questions related to
the supply chain management game
.
(a)
What is the bullwhip effect?
(b)
If the lead time changes from 2 weeks
to 3 weeks, wo
uld the order quantity
fluctuation becomes larger or smaller.
(c)
Propose two ways to improve the bullwhip effect.
Question
2
CPM Method
The billing department of a department store prepares monthly inventory reports for use
by the store’s reports for use
by the store’s purchasing agents. Given the following
information, use the critical path method to determine:
(a)
How long the total process will take.
(b)
Which jobs can be delayed without delaying the early start of any subsequent
activity
.
Job Description
Prec
eding
Activities
Hours
A
Start
-
0
B
Get computer printouts of customer purchases
A
10
C
Get stock records for the month
A
20
D
Reconcile purchase printouts and stock records
B, C
30
E
Total stock records by department
B, C
20
F
Determine reorder quantiti
es for coming period
E
40
G
Prepare stock reports for purchasing agents
D, F
20
H
Finish
G
0
Question
3
Time Cost Model
Here are the precedence requirements, normal and crash activity times, and normal and
crash costs for a construction project:
Preceding
Activities
Require Time
(Week)
Cost
Normal
Crash
Normal
Crash
A
-
4
2
$10,000
$11,000
B
A
3
2
6,000
9,000
C
A
2
1
4,000
6,000
D
B
5
3
14,000
18,000
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E
B, C
1
1
9,000
9,000
F
C
3
2
7,000
8,000
G
E, F
6
4
13,000
25,000
H
D, E
4,
1
11,000
18,000
I
H, G
6
5
20,000
29,000
(a)
What are the critical path and the estimated completion time?
(b)
To shorten the project by
4
weeks, which tasks would be shortened and what would
the final total project cost be?
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- Submitted On 18 Jul, 2018 07:59:33

- Tutor-571
- Rating : 47
- Grade : A+
- Questions : 1
- Solutions :2740
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