Project A

Questions $38$ through $44$ below refer to Project A$.$ To help you correctly answer these questions, you can calculate the Early Start $($ES$)$ time, Early Finish $($EF$)$ time, Late Start $($LS$)$ time, and Late Finish $($LF$)$ time for all activities and fill them in the network diagram of project A$.$ Note that time is given in weeks.

$1.$ What is the critical path?

$2.$ What is the total duration of the critical path?

$3.$ If activity E is delayed by $3$ weeks $($all other activities keep same as the original number$)$ it will change the time required to complete the project

$4.$ If activity B is delayed by $1$ week $($all other activities keep same as the original number$)$ it will chnage the time required to complete the project

$5.$ If activity F is delayed by $4$ weeks $($all other activitues keep the same as the original number$)$ the critical path will stay the same

$6.$ If activity I is completed $4$ weeks $($all other acitivites keep the same as the original number$)$ early it will change the time required to complete the project

$7.$ If activity B took $7$ weeks to complete $($all other activities keep same as the original number$)$ what will the new critical path be