1. The tasks and immediate predecessors with three time estimates (days) are presented in tabular form.

Task	Immediate predecessors	Optimistic	Most Likely	Pessimistic
A	None	21	31	63
B	None	17	24	59
C	A	31	52	115
D	A	17	28	38
E	C	28	49	70
F	D	21	31	63
G	B	21	42	105
H	E, F	14	24	35
I	G,H	24	77	108

Using the network analysis technique, PERT (Programme Evaluation and Review Technique), draw the network diagram and find out the critical path.

(15 marks)

2. List some fundamental questions that a project manager needs to ask to start the process of resource allocation.

3. List three (3) tools/techniques used for Quality Control.

(7 marks)

(3 marks)