Critical Path Analysis

Question 1

Critical path analysis

Answer 1

• application of network analysis to the management of a project comprising several activities or tasks
• need to know duration of each activity and immediate predecessors

Question 2

On forward passes

Answer 2

On the left hand box, take the larger choice

Question 3

On the backward pass

Answer 3

On the right side, choose smaller choice

Question 4

Total float =

Answer 4

Late finish - early start - duration

Question 5

Independent float =

Answer 5

Early finish - late start - duration

Question 6

Interfering float =

Answer 6

Total float - independent float

Question 7

Cascade diagrams

Answer 7

• bottom lane = critical path weighted
• if more than one critical path just slap them directly on top
  The rest - early start time - early end - late end. On top

Question 8

Resource histogram:

Answer 8

Use the cascade chart to count the number of workers needed on each day
Y axis = number of workers
X axis = days

Question 9

Why use critical path analysis?

Answer 9

Allow project managers to handle complex and time sensitive operations, and organise scheduling of workers and days