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D1 - T4
Critical Path Analysis
Question | Answer |
---|---|
Activity | a task to be done which takes a defined amount of time. Represented by an edge on a graph |
Event | an instant in time when one or more activities start or finish |
Precedence Table | lists each activity and those activities which must immediately precede it |
Critical Path | the set of edges (activities) and which must be carried out at a fixed time for the project to be completed in the minimum time |
Early event time | the earliest that all incoming activities could finish |
Late event time | the latest that all outgoing activities could commence, without affecting the completion time |
Float | the amount of time by which an activity (not on the critical path) can be delayed or extended without affecting the critical path timing |
Independent float | does not affect any other activities |
Interfering float | dependent on other actitvities not using all of their float |
Resourcing | the task of finding how many people are required to complete the project in the minimum time |