Schedule Analysis Exercise

$($A$).$ Perform a forward and backward pass. Calculate early start and finishes and late start and finishes. Assume the EF for activity $J$ is the LF for activity $J.$ Then calculate total and free float for each activity.

Formula: duration $($B$).$ Kindly answer the following questions with solved schedule attached please. $1).$

What is the critical path duration for this project?

A

$20$ days

B

$22$ days

C

$31$ days

D

$25$ days

$2).$

How many activities have free float?

A

$2$

B

$0$

C

$3).$

D

$1$

$3$

Which activity has exactly three days of total float?

A

Activity D

B

Activity I

C

Activity F

D

Activity B

$4).$

Which path has the most total float?

A

A$-$B$-$F$-$G$-$I$-$J

B

A$-$B$-$E$-$H$-$I$-$J

C

A$-$C$-$D$-$J

$5).$

What is the predecessor for Activity E$?$

A

Activity F

B

Activity H

C

Activity B

D

Activity A

$6).$

How many path convergences are there in this schedule?

A

$0$

B

$3$

C

$2$

D

$1$

$7).$

How many paths are in this schedule?

A

$4$

B

$3$

C

$2$

D

$1$

$8).$

Which activity has an early finish of day $15?$

A

Activity G

B

Activity E

C

Activity H

D

Activity F

$9).$

Activity E and Activity F are on the same path.

A

true

B

false

$10).$

Which path has a duration of exactly $22$ days?

A

A$-$B$-$F$-$G$-$I$-$J

B

A$-$B$-$E$-$H$-$I$-$J

C

A$-$C$-$D$-$J