Group Homework 2 (Due Monday 8 August 2548)


1. Create the PERT chart and Gantt chart of the following task durations and dependencies:

Task Duration (days) Dependencies
T1 10
T2 15 T1
T3 10 T1, T2
T4 20
T5 10
T6 15 T3, T4
T7 20 T3
T8 35 T7
T9 15 T6
T10 5 T5, T9
T11 10 T9
T12 20 T10
T13 35 T3, T4
T14 10 T8, T9
T15 20 T12, T14
T16 10 T15


2. Suppose that a serious unanticipated setback occurs and instead of taking 10 days, task T5 takes 40 days.  Revise the PERT chart and Gantt chart for question 1, highlighting the new critical path.


3. Identify the categories of the following risks

Risk Description Categories 1 ... Categories 5
Staff turnover Experienced staff will leave the project before it is finished.
Management change There will be a change of organizational management with different priorities
Hardware unavailabity Hardware which is essential for the project will not be delivered on schedule
Requirements change There will be a larget number of changes to the requirements than anticipated
Specification delays Specifications of essential interfaces are not available on schedule
Size underestimate The size of the system has been underestimated
Tool underperformance Tools which support the project do not perform as anticipated
Technology change The underlying technology on which the system is built is superseded by new technology
Project competition A competitive product is marketed by for the system is completed