Activity I – Your university is holding a fund-raiser and will be hiring a band to entertain spectators. You have been selected to serve as the event project manager and have created a Work Breakdown Structure and duration estimates for the activities involved in site preparation for the event. Construct a network activity diagram based on the following information:
|
Activity |
Description |
Predecessors |
Duration (Days) |
|
A |
Site selection |
None |
4 |
|
B |
Buy concessions |
A |
4 |
|
C |
Rent facilities |
A |
2 |
|
D |
Build stands |
A |
5 |
|
E |
Generator & wiring installation |
C |
2 |
|
F |
Security |
B |
4 |
|
G |
Lighting installation |
E |
2 |
|
H |
Sound system installation |
E, F |
2 |
|
I |
Stage construction |
D |
3 |
|
J |
Tear down |
G, H, I |
4 |
- Conduct both a forward and backward pass using AON notation. What is the estimated total duration for the project?
- Identify all paths through the network. Which is the critical path?
- Which activities have slack time?
- Identify all burst activities and merge activities.
Activity II – Given the following information, answer the questions about this project:
|
Activity |
Expected Duration |
Predecessors |
|
A |
4 days |
— |
|
B |
9 days |
A |
|
C |
11 days |
A |
|
D |
5 days |
B |
|
E |
3 days |
B |
|
F |
7 days |
C |
|
G |
3 days |
D, F |
|
H |
2 days |
E, G |
|
I |
1 day |
H |
- Draw the network as a Gantt chart.
- What is the critical path? Which activities have slack time?
- What would happen if activities B and D each took 5 extra days to complete instead of the expected duration? How would the critical path change.
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