Practical Management Science
6th Edition
ISBN: 9781337406659
Author: WINSTON, Wayne L.
Publisher: Cengage,
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Question
Humber Web Design Co. is organizing a new project to increase efficiency and improve relations with their clients. The project manager for this initiative has broken the project up into several parts as follows:
Activity | Activity Description | Immediate Predecessor | Activity time (days) |
---|---|---|---|
A | Identify Client Base | ― | 33 |
B | Develop Client Prospectus | ― | 21 |
C | Perform Design Analysis | ― | 35 |
D | Program Back End | A, B, C | 47 |
E | Program Front End | A | 13 |
F | Project Consolidation | D, E | 11 |
(a) For the given project, fill in the nodes of the network diagram below.
A | E | |||||||||||||
33 | 13 | |||||||||||||
Start | B | D | F | Finish | ||||||||||
Time | 21 | 47 | 11 | Time | ||||||||||
C | ||||||||||||||
35 |
(b) Using the network diagram, fill in the table. Make sure that you put the values in the appropriate columns.
Activity | Earliest Start (ES) | Latest Start (LS) | Earliest Finish (EF) | Latest Finish (LF) | Slack (LS-ES) | Critical Path? | ||||||||
A | ||||||||||||||
B | ||||||||||||||
C | ||||||||||||||
D | ||||||||||||||
E | ||||||||||||||
F |
(c) Using parts (a) and (b), determine the critical path.
If you get more than one critical path, please select the upper one. For example, if you have found the paths A-E-F and C-D-F, then you should select A-E-F.
The critical path is −- −-
(d) The project completion time is days.
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