Question
Operations Research and Operations Management Question on Operation Research
| A project has six activities and the precedence relationship among them is shown in the table.Activity | Precedent activities |
|---|---|
| A | None |
| B | None |
| C | None |
| D | A, B |
| E | B,C |
| F | A, B |
| The minimum number of dummy activities needed to draw an activity-on-arrow (AOA) representation of the project network is ___ . |
A
0
B
1
C
2
D
3
Answer
3
Explanation
Solution
The correct option is (D): 3.