Data Required
- List of activities
- Relationship between activities
- Activity durations
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Output Information
- Project completion time
- Critical activities
- Slack time
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Advantages
- Forces planning at all levels
- Shows relationships/dependencies
- Facilitates alternative
planning
- Makes possible feed-forward control
- Prevents elements
being overlooked
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Disadvantages
- Complex to implement
- Extensive data requirements
- Expensive to maintain
- Emphasizes time rather than cost
- Not useful when tasks
are nebulous or when they are routine and recurring
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