$3$

$10$ points

Problem $5-9($Algo$)$

$$ points

The R&D department is planning to bid on a large project for the development of a new communication system for commercial planes. The accompanying table shows the activities, times, and sequences required:

$\backslash$table$[[$ACTIVITY$,$IMMEDIATE PREDECESSOR,TIME $($WEEKS$)],[$A$,-,6],[$B$,$A$,3],[$C$,$A$,4],[$D$,$A$,4],[$E$,$B$,3],[$F$,$D$,$ F$,3],[$G$,$D$,2],[$H$,$E$,$ G$,$ H$,3],[$I$,,5]]$

b$.$ What is the critical path?

Note: You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer.

A$-$C$-$F$-$G$-$I

A$-$B$-$E$-1$

A$-$D$-$H$-1$

A$-$D$-$F$-$G$-1$

c$.$ Suppose you want to shorten the completion time as much as possible, and you have the option of shortening any or all of B$,$ C$,$ D$.$ and G each one week. Which would vou shorten?

$5$

$10$

c$.$ Suppose you want to shorten the completion time as much as possible, and you have the option of shortening any or all of B$,$ C$,$ D$,$ and G each one week. Which would you shorten?

Note: You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer.

points

eBook

$?$

$B$

$3$sub

$?D$

Hint

$?$ G

Print

$?$

E

$?$

F

References

d$-1.$ What is the new critical path?

Note: You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer.

A$-$C$-$F$-$G$-1$

A$-$B$-$E$-1$

A$-$D$-$H$-1$

A$-$D$-$F$-$G$-1$

Print

d$-2.$ What is the earliest completion time for the new critical path?

References

$\backslash$table$[[$Completion time,,weeks$]]$