Scheduling

Question 1

Define the parts of a node in a “on Node (AON) network”

Answer 1

1-2-3 5 7-8-9 1: Earliest star time 2: Duration 3: Earliest finish time 5 task identifier 7: Latest start time 8: Total float 9: Latest finish time Free Float

Question 2

What is total floats?

Answer 2

Total float is the amount of time an activity can be delayed without affecting the project completion date. It is the difference between LST- EST or LFT-EST

Question 3

What is Free floats?

Answer 3

Free floats is amount fo time an activity can be delayed without affecting the start date of any of its successors. Free Float= EST of earliest successor - EFT

Question 4

What are the advantages of a Gantt Chart?

Answer 4

1. Easy to read overview
2. Easy to construct
3. Interdependencies can be shown
4. Helps develop resource bar charts
5. Aids progress tracking
6. Easy to print

Question 5

What are the limitations of a Gantt Chart?

Answer 5

1. interdependencies not as apparent as in a network diagram
2. Visually unclear (especially where interdependencies are shown with links)