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A project has been defined to contain the following list of activities along with their required times for completion.



Activity No.

Activity


Time (Weeks)

Immediate Predecessors



1

Colect requirements

2

-



2

Analyze processes

3

1



3

Analyze data

3

2



4

Design processes

7

2



5

Design data

6

2



6

Design screens

1

3, 4



7

Design reports

5

4, 5



8

Program

4

6, 7



9

Test and document

8

7



10

Install

2

8, 9


a. Draw a network diagram chart for the activities.
b. Calculate the earliest expected completion time.
c. Show the critical path.
d. What would happen if activity 6 were revised to take six weeks instead of one week?
e. Construct a Gantt chart for the project defined above.

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