A project team has started gathering information necessary to develop a project network-predecessor activities.
The results of their meeting are found in the following table:
|
Activity
|
Description
|
Predecessor
|
Duration
|
|
1
|
Meeting
|
-
|
|
|
2
|
Design
|
-
|
6
|
|
3
|
Procure prototype parts
|
1, 2
|
3
|
|
4
|
Fabricate parts
|
2
|
5
|
|
5
|
Assemble prototype
|
3,4
|
3
|
|
6
|
Laboratory test
|
5
|
2
|
|
7
|
Field test
|
6
|
4
|
|
8
|
Adjust design
|
7
|
2
|
|
9
|
Order stock components
|
8
|
3
|
|
10
|
Order custom components
|
8
|
1
|
|
11
|
Assemble test production unit
|
9,10
|
5
|
|
12
|
Test unit
|
11
|
2
|
|
13
|
Document results
|
12
|
2
|
a) Develop a network
b) Find the slack time on activity if there any in the network
c) Find the critical path