Question

39.

Consider the following project, and answer the next 5 questions based on this data:

Task ID	Duration (Days)	Predecessors
2	70	-
3	30	2
4	120	3
5	120	2
6	120	5
7	120	3,6
8	150	3,6
9	115	3,6
10	130	7,9
11	90	7,9
12	30	7,9
13	120	7,9
14	75	10
15	30	14
16	85	6
17	165	16
18	90	16
19	90	17,18
20	20	8,11,13,15,19

What is the Estimated project duration in days?

		735
		1770
		1355
		685

40.

What is the slack for task 8?

		205
		225
		115
		145

41.

Which is the task with the maximum slack?

		Task 12
		Task 4
		Task 8
		Task 3

42.

Which is a critical path?

		2-3-7-10-14-15-20
		2-3-7-11-20
		2-5-7-10-13-16-19-20
		2-5-6-7-10-14-15-20

43.

If task 14 takes 15 days longer to complete, the duration of the project would:

		Stay the same
		Increase by 15 days
		Increase by 10 days
		Cannot say with information provided

44.

Consider the project below. The earliest start time is 0, and latest finish is 55 days. Answer the next 10 questions based on this data.

Without considering the lag relationships, the duration of the project in days, would be:

Task ID	Duration	F-to-S Predecessor	Lag Relationships	Lag Time
1	3	-	-
2	5	1	-
3	6	1	Finish 3 to Finish 6	10
4	9	1	-
5	8	2,3	Finish 5 to Finish 7	7
			Finish 3 to Start 5	9
6	6	4	-
7	7	6	Start 7 to Start 8	8
8	7	-	-
9	12	5,8	Finish 9 to Finish 10	5
10	5	7,9	-

		28
		20
		30
		34

45.

Without considering the lag relationships, a critical path for the project would be:

		1-8-9-10
		8-9-10
		1-3-5-9-10
		1-2-5-9-10

46.

Without considering the lag relationships, the slack (in days) for any critical task would be:

		27
		20
		35
		21

47.

After considering the lag relationships, the duration of the project in days would be:

		45
		47
		49
		51

48.

After considering the lag relationships, the Earliest Start for Task 5 in days would be:

		20
		23
		21
		18

49.

After considering the lag relationships, the Earliest Finish for Task 6 in days would be:

		19
		18
		29
		22

50.

After considering the lag relationships, the Earliest Finish for Task 7 in days would be:

		29
		38
		31
		33

51.

After considering the lag relationships, the task with the minimum start slack would be Task

		6
		9
		5
		2

52.

After considering the lag relationships, the task with the maximum finish slack would be Task

		9
		5
		4
		2

53.

After considering the lag relationships, the task with the minimum finish slack would be Task:

		8
		2
		7
		5

Answer 1