1. Table 1 indicates the sequence and interdependence of the project activities for the Paddington Hospital project (A – M) which
together are required to develop a bespoke system. The durations (in weeks) of each of the activities are given in the table
Table 1
Activity Description Duration (wks) Precedence
A Requirement Gathering 5 –
B Business Analysis 6 –
C Systems Analysis 5 –
D Coding 4 C
E Unit Test 9 B
F Module Testing 8 B
G Systems Testing 6 C
H Bug Fixing 2 F,G
J Implementation 6 E
K Project Supervision 10 –
L Pilot Testing 8 J,K
M Implementation 3 G,F
N Unit Testing 7 A,D
P Systems Testing 5 N,M
Q User Acceptance Testing 5 H,L
R Handover 4 Q,P
S Lessons Learnt Activities 2 R
(a) Construct a network diagram identifying the following:
i. Earliest Start Time(EST)
ii. Latest Finish Time (LFT)
iii. Total Float on all activities in the project
iv. Critical Path for the project
(30marks)
b) Assume that there is a delay of 20 weeks in completing activity H. Analyse one action that the Project Manager could take to
avoid exceeding the current length of the critical path.
(30 marks)
2. Discuss five reasons why a project fails, and for each one offer ways of reducing or eliminating that risk.
(30 marks)
Reference, Structure and report presentation (10 marks)