Practice Question

Question $1^a(5$ Points$)$: Given the following activities and precedences, draw an AON

diagram:

Question $1$b $(9$ Points$)$: Given the estimated activity times below and the network

above:

$($a$)$ What is the critical path?

$($b$)$ How long will it take to complete this project?

$($c$)$ Can activity $D$ be delayed without delaying the completion of the project? If so$,$

how many days?

Question $1$c $(6$ Points$)$: what is the probability that the project will be completed within

$($based on the path with the longest expected time$)$:

$($a$)121$ days?

$($b$)132$ days?

$($c$)145$ days?