computer system analysis

1) Using the table below calculate the expected time for all the activities (20 points).
Activity Name
Optimistic Time
Pessimistic Time
Realistic Time
A
3
11
7
B
5
13
9
C
1
9
2
D
2
16
3
E
2
18
4
F
3
11
4
G
1
7
4
H
3
5
4
I
2
12
4
J
4
9
7
2) Use the table below for answering the following questions. Questions a through e can be done on paper. Use Microsoft Project to

complete question f and attach as pdf file.
Activity Name
Preceding Event(s)
Expected Duration
A

4
B
A
5
C
A
6
D
A
7
E
A, D
6
F
C, E
5
G
D, E
4
H
E
3
I
F, G
4
J
H, I
5
a. Draw a network diagram for these activities (20 points).
b. Calculate the earliest completion times for each of the activities listed above (10 points).
c. Calculate the latest completion times for each of the activities listed above (10 points).
d. Calculate the slack times for each of the activities listed above (10 points).
e. Indicate the activities that is/are in the critical path (10 points).
f. Draw a Gantt chart for these activities (20 points).

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