1. Activities of a project are summarized in the following table. Activity Immediate Duration Activity Immediate Duration Predecessor(s) (Weeks) Predecessor(s) (Weeks) A 4. F C,E B G C,E 3 C.D. E C. D, E G, H 2 H D. в 5 в 3 a) Draw a network diagram and find the critical path and project completion time. b) Calculate float/ slack of the all activities. c) Can activity I be delayed without delaying the project completion time? If so, how many weeks? d) Activity G needs a delayed time of two weeks and an extra time of one week. Is it possible by keeping the pa completion time unchanged? Explain. e) The PM wants to shorten the duration of the activity E from 3 weeks to I week. What is the impact of this change o project completion time?
1. Activities of a project are summarized in the following table. Activity Immediate Duration Activity Immediate Duration Predecessor(s) (Weeks) Predecessor(s) (Weeks) A 4. F C,E B G C,E 3 C.D. E C. D, E G, H 2 H D. в 5 в 3 a) Draw a network diagram and find the critical path and project completion time. b) Calculate float/ slack of the all activities. c) Can activity I be delayed without delaying the project completion time? If so, how many weeks? d) Activity G needs a delayed time of two weeks and an extra time of one week. Is it possible by keeping the pa completion time unchanged? Explain. e) The PM wants to shorten the duration of the activity E from 3 weeks to I week. What is the impact of this change o project completion time?
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Sub:Engineering Management
Transcribed Image Text:1. Activities of a project are summarized in the following table.
Duration
(Weeks)
Immediate
Predecessor(s)
Activity
Immediate
Activity
Duration
Predecessor(s)
(Weeks)
A
F
C,E
C, E
C, D, E
C. D. E
B
G
3
7.
D.
B
2.
E
B
3
G, H
6
a) Draw a network diagram and find the critical path and project completion time.
b) Calculate float/ slack of the all activities.
c) Can activity I be delayed without delaying the project completion time? If so, how many weeks?
d) Activity G needs a delayed time of two weeks and an extra time of one week. Is it possible by keeping the project
completion time unchanged? Explain.
e) The PM wants to shorten the duration of the activity E from 3 weeks to 1 week. What is the impact of this change on the
project completion time?
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