CIS 375 SOFTWARE ENGINEERING
University Of Michigan-Dearborn
Dr. Bruce Maxim, Instructor
Project Schedule
(Break into phases)
Completion of an activity of delivery (must be measurable).
Milestones must have definite a start and stop.
Separate project development into phases, composed of steps (series of activities).
Digraph = activity graph.
Activities :
Critical path method:
Activity |
Precursor |
Duration |
EST |
EFT |
LST |
LFT |
Slack |
Start |
- |
0 |
0 |
0 |
0 |
0 |
0 |
A |
Start |
2 |
0 |
2 |
0 |
2 |
0 |
B |
Start |
3 |
0 |
3 |
4 |
7 |
4 |
C |
A |
5 |
2 |
7 |
2 |
7 |
0 |
D |
A,B |
4 |
3 |
7 |
7 |
11 |
4 |
E |
D |
2 |
7 |
9 |
11 |
13 |
4 |
F |
B,C |
6 |
7 |
13 |
7 |
13 |
0 |
FINISH |
E,F |
0 |
13 |
13 |
13 |
13 |
0 |
Critical Path is when all slack times = 0.
PERT:
(Program evaluation review technique)
|
JAN |
FEB |
|||||||||
TASK |
EARLIEST START |
LATEST START |
1 |
8 |
15 |
22 |
29 |
5 |
12 |
17 |
24 |
1 |
1/1 |
2/5 |
* |
* |
* |
* |
* |
* |
|||
2 |
1/1 |
1/8 |
* |
* |
|||||||
3 |
1/9 |
1/22 |
* |
* |
* |
* |
|||||
4 |
1/9 |
1/22 |
* |
* |
* |
* |
|||||
5 |
1/23 |
2/1 |
* |
* |
* |
||||||
6 |
1/23 |
2/1 |
- |
- |
F |
||||||
7 |
1/23 |
2/17 |
- |
- |
F |
F |
F |
||||
8 |
2/2 |
2/17 |
* |
* |
* |
* |
Pressman’s Project Plan: