Question Six

Suppose you are working on a new software product development. Table below provides the

information about the activities, immediate predecessors, normal time and costs and crash times

and costs.

i$.$ Draw an Activity on Arrow $($AOA$)$ diagram for the project activities

ii$.$ Determine the critical path of the project

iii. If management wanted to reduce the project period to $20$ weeks to beat competition, which

activities can they crash? $($Illustrate your answer with a crash table and total crash cost.$)$

iv$.$ Calculate the planned crash cost of the project

v$.$ Draw a full Gant chart for the resulting project showing activity, Precedence and optimized

duration.

$(10$ marks$)$