Precedence Diagram Method
From Wikipedia, the free encyclopedia
The Precedence Diagram Method is a tool for scheduling activities in a project plan. It is a method of constructing a project schedule network diagram that uses boxes, referred to as nodes, to represent activities and connects them with arrows that show the dependencies.
- Critical Tasks, noncritical tasks, and slack time
- Shows the relationship of the tasks to each other
- Allows for what-if, worst-case, best-case and most likely scenario
Key elements include determining predecessors and defining attributes such as
- early start date
- last-last
- early finish date
- late finish date
- Duration
- WBS reference
