Deck 15: Project Management Online

Question 1

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
Two techniques that were developed to help managers plan, organize, and control projects are: the Critical Path Method (CPM) and the Program Evaluation and Review Technique (PERT).

Answer 1

True

Question 2

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
The main difference between CPM and PERT is that

A) CPM is deterministic and PERT is probabilistic
B) CPM is probabilisttic and PERT is deterministic
C) CPM is best for longer projects while PERT is best for shorter projects
D) CPM requires 3 duration estimates for each activity while PERT requires only one duration estimate for each activity

Answer 2

CPM is deterministic and PERT is probabilistic

Question 3

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
What formula should go in cell H3 of the following spreadsheet to compute Crash Cost Per Day?

A) =(C3-E3)/(F3-D3)
B) =(F3-D3)/(C3-E3)
C) =(F3)/(C3-E3)
D) =(F3-D3)/(E3)

Answer 3

=(F3-D3)/(C3-E3)

Question 4

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
In a project network there must be a unique critical path.

Question 5

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
Which of the following is true regarding projects?

A) Projects can have a unique start activity and a unique finish activity.
B) Projects can have multiple start activities and a unique finish activity.
C) Projects can have multiple start and finish activities.
D) All of these are true regarding projects.

Question 6

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
In Project Management the early start (ES) and early finish (EF) times for each activity are determined by using a backward pass.

Question 7

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
In CPM, the duration of the project

A) is equal to the duration of the critical path
B) is determined by managers
C) is determined by investors
D) is determined by a supervising government agency

Question 8

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
If the following project must be completed by day 18 at minimum cost how do we change the LP model?

A) Enter 18 in cell E14.
B) Add a constraint that E14 ≤ 18.
C) Make cell E14 the target cell.
D) Add a constraint that E14 = 18.

Question 9

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
A company wants to use PERT to manage a project. They have developed the following spreadsheet for the problem. If The Analytic Solver Platform (ASP) is used, what formula should go in cell F3 of the spreadsheet to compute the Activity Time when simulating a PERT analysis?

A) =IF(E3≤(C3-E3)/(D3-B3),D3-SQRT((D3-B3)*(D3-C3)*(1-E3)),B3+SQRT((D3-E3)*(C3-B3)*E3))
B) =IF(E3≤(D3-B3)/(C3-E3),B3+SQRT((D3-E3)*(C3-B3)*E3),D3-SQRT((D3-B3)*(D3-C3)*(1-E3)))
C) =IF(E3≤(C3-E3)/(D3-B3),B3-SQRT((D3-E3)*(C3-B3)*E3),D3+SQRT((D3-B3)*(D3-C3)*(1-E3)))
D) =PsiTriangular(B3,C3,D3)

Question 10

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
A way to crash an activity is to

A) spend extra money
B) subcontract
C) use overtime
D) all of the above

Question 11

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
Slack is the amount of time by which the start of an activity can be delayed without delaying the project.

Question 12

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
What is the correct formula to compute the expected duration of an activity using PERT?

A)
B)
C)
D)

Question 13

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
The purpose of the forward pass in the Critical Path Method (CPM) technique is to

A) review each of the precedence relationships in the activity network.
B) calculate the slack time within each node on the activity network.
C) determine the earliest time each activity can start and finish.
D) determine the latest time each activity can start and finish.

Question 14

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
Noncritical activities have some negative amount of slack.

Question 15

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
Array formulas typically perform operations on one or more ranges of cells.

Question 16

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
Which activities have slack in the following diagram? ​ ​

A) A, C, D, F
B) B, E
C) A, C, D, E
D) B, D, E

Question 17

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
A Gantt chart is a popular technique for portraying the schedule of a project's activities over time.

Question 18

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
Two network design techniques used in Project Management are: the Activity-On-Node (AON) and the Activity on Arcs (AOA).

Question 19

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
In deciding which activities to crash, select

A) activities on the critical path(s)
B) all activities with positive slack time
C) longest activities
D) lowest cost activities

Question 20

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
If we are employing Activity-On-Node (AON) network design, the arcs in the network diagram represent

A) significance relationships.
B) precedence relationships.
C) tasks to complete.
D) task times.

Question 21

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
A weakness of Gantt charts is that they do not explicitly

A) indicate activity times.
B) show precedence relationships.
C) show activity start times.
D) show activity finish times.

Question 22

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
What is the formula for the earliest finish time for activity i?

A) EFT_i = EST_i + t_i
B) EFT_i = EFT_j + t_j
C) EFT_i = EFT_i−1 + t_i
D) EFT_i = EST_i − t_i

Question 23

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
Activities with zero slack

A) are dummy activities
B) belong to the critical path
C) must be completed first
D) must be delayed

Question 24

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
The term "time zero" identifies

A) the start time for each activity.
B) the start time for the project.
C) midnight on each work day.
D) days with not wasted effort.

Question 25

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
CPM and PERT differ because of

A) activity time estimates
B) cost calculations
C) precedence relationship
D) network diagram

Question 26

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
Which of the following correctly describes the focus of the Critical Path Method (CPM)?

A) To order activities in a project in terms of their completion time to facilitate scheduling of the activities.
B) To determine when a project should be completed and to schedule when each activity in the project must begin in order to keep the project on schedule.
C) To estimate the probability of completing a project by a given deadline when the time required to perform the activity is essentially a random variable.
D) To structure the activities of a project in order to eliminate or reduce critical dependencies among the activities.

Question 27

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
The purpose of the backward pass in the Critical Path Method (CPM) technique is to

A) review each of the precedence relationships in the activity network.
B) calculate the slack time within each node on the activity network.
C) determine the earliest time each activity can start and finish.
D) determine the latest time each activity can start and finish.

Question 28

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
A strength of Gantt charts is that they

A) clearly portray precedence relationships.
B) model uncertainty in activity duration times.
C) provide a timeline-based, graphical view of when activities can begin and end.
D) clearly identifies the critical path.

Question 29

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
The critical path in PERT analysis is the path with the

A) smallest variance.
B) longest expected completion time.
C) smallest number of tasks.
D) smallest variance and longest expected completion time.

Question 30

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
Refer to Exhibit 15.1. What array formula is placed in cell H5 to calculate the Latest Finish Time?

A) E2 + D2
B) MAX(IF(ISNUMBER(FIND($A$2:$A$8,C5)),$F$2:$F$8))
C) H2 − D2
D) MIN(IF(ISERR(FIND(A5,$C$5:$C$17)),MAX($F$5:$F$17),$G$5:$G$17))

Question 31

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
An activity

A) is an effort required to complete part of the project
B) is a milestone
C) consumes no resources
D) describes precedence relationship

Question 32

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
Non-critical activities are distinguished by the presence of

A) positive slack.
B) idle resources.
C) wasted time.
D) zero slack.

Question 33

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
The longest path through a network is comprised of the ____ activities.

A) longest
B) essential
C) mandatory
D) critical

Question 34

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
There are various similarities between the CPM and PERT methods. Which of the following is not one of those similarities?

A) Any project can be broken down into component activities that require different amounts of time.
B) Any project can be broken down into component activities that must be accomplished in a specific order.
C) Both techniques use the same method to calculate the time element of the activities in the project.
D) Both require a detailed network of the project that clearly indicates each of the main activities and the precedence relationship among the activities.

Question 35

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
For an activity with duration t, slack can be calculated as

A) LF-EF
B) LF-t
C) LS+t
D) LS+ES

Question 36

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
Refer to Exhibit 15.2. What formula is placed in cell G5 to calculate the Latest Start Time?

A) H5 − G5
B) F5 − G5
C) H5 − D5
D) F5 − D5

Question 37

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
In a PERT network the time required to complete a path is a(n)

A) constant
B) random variable
C) Poisson distributed variable
D) exponentially distributed variable

Question 38

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
What is the earliest start time for activity D in the following diagram? ​ ​

A) 3
B) 4
C) 6
D) 7

Question 39

Exhibit 14.13
The following questions use the information below.
A student wants to buy a new car. She has three cars to choose from, A, B and C. The cars differ with respect to price, performance and looks. The student has developed the following AHP tables for price and summary. The other tables are not shown due to space limitations.
What are the immediate predecessors of activity D in this network? ​ ​

A) A, B, C
B) B, C
C) E, F
D) E, G, H

Question 40

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
Which activities are critical in the following diagram? ​ ​

A) A, C, D, F
B) B, D, E
C) A, C, D, E
D) A, B, D, E, F

Question 41

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
In project control charts, the horizontal bars are shaded to indicate

A) work completed
B) work to be completed
C) overcapacity
D) undercapacity

Question 42

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
Which of the following correctly describes the focus of the Program Evaluation and Review Technique (PERT)?

A) To order activities in a project in terms of their completion time to facilitate scheduling of the activities.
B) To determine when a project should be completed and to schedule when each activity in the project must begin in order to keep the project on schedule.
C) To estimate the probability of completing a project by a given deadline when the time required to perform the activity is essentially a random variable.
D) To structure the activities of a project in order to eliminate or reduce critical dependencies among the activities.

Question 43

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
Shortening the activity completion time is called

A) expediting
B) speeding
C) accelerating
D) crashing

Question 44

How many paths are there in the following project precedence network? ​ ​

A) 6
B) 7
C) 8
D) 9

Question 45

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
Refer to Exhibit 15.1. What array formula is placed in cell E5 to calculate the Earliest Start Time?

A) E2 + D2
B) MAX(IF(ISERR(FIND($A$5:$A$17,C5)),0,$F$5:$F$17))
C) H2 − D2
D) MIN(IF(ISNUMBER(FIND(A5,$C$2:$C$8)),$G$2:$G$8))

Question 46

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
What is the latest finish time for activity D in the following diagram? ​ ​

A) 6
B) 13
C) 14
D) 15

Question 47

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
Critical activities are distinguished by the presence of

A) slack.
B) idle resources.
C) wasted time.
D) zero slack.

Question 48

The critical path is the ____ path throughout the network.

A) longest
B) most expensive
C) shortest
D) least expensive

Question 49

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
Which of the following definitions correctly defines the acronym, PERT?

A) Program Evaluation and Review Technique.
B) Process Evaluation and Review Technique.
C) Program Evaluation and Reduction Technique.
D) Program Explanation and Reduction Technique.

Question 50

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
Activity-on-Arc (AOA) networks do not allow multiple arcs with common start and finish nodes. If this must be represented, how is an AOA network modified?

A) The network is redrawn into an Activity-on-Node network.
B) Connect the arcs to the node using an IFERROR() function.
C) Phantom (dummy) activity arcs are added.
D) Zero duration activity arcs are added.

Question 51

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
A project plan is established

A) before project activities begin and is modified as time goes on and conditions change
B) before project activities begin
C) before project organization
D) dynamically, as conditions change

Question 52

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
For an activity with duration t, slack can be calculated as

A) LS-ES
B) LF-t
C) LS+t
D) LS+ES

Question 53

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
Slack represents the amount of time by which an activity can be delayed without delaying the entire project, assuming that

A) all successor activities start at their earliest start times.
B) all predecessor activities start at their earliest start times.
C) immediate predecessor activities start at their earliest start times.
D) all predecessor activities start at their latest start times.

Question 54

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
What is the correct formula to compute the variance of an activity using PERT?

A)
B)
C)
D)

Question 55

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
Slack for activity I is computed as

A) LFT_i − EST_i
B) LST_i − EST_i
C) EST_i − LST_i
D) EFT_i − LFT_i

Question 56

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
What formula should go in cell I5 of the following spreadsheet to compute Actual Time Between Starts?

A) =VLOOKUP(H5,$B$5:$D$11,3)-VLOOKUP(G5,$B$5:$D$11,3)
B) =VLOOKUP(H5,$B$5:$D$11,2)-VLOOKUP(G5,$B$5:$D$11,2)
C) =VLOOKUP(G5,$B$5:$D$11,3)-VLOOKUP(H5,$B$5:$D$11,3)
D) =VLOOKUP(H5,$B$5:$D$11,3)-VLOOKUP(G5,$B$5:$D$11,2)

Question 57

Exhibit 15.2
The following questions employ the AON network and completed spreadsheet below.
Refer to Exhibit 15.2. Which of the following activities is not on the critical path for the network?

A) Activity A
B) Activity C
C) Activity D
D) Activity G

Question 58

If we are employing Activity-On-Arc (AOA) network design, the arcs in the network diagram represent

A) significance relationships.
B) precedence relationships.
C) tasks to complete.
D) task times.

Question 59

Exhibit 15.1
The following questions employ the AON network and partial spreadsheet below.
Refer to Exhibit 15.1. What values are placed in cell C5 of the spreadsheet?

A) E, F
B) B
C) C
D) B, C

Question 60

One of PERT's bold assumptions is that

A) individual activity times are independent of each other.
B) individual activity times are dependent of each other.
C) individual activity times are constant.
D) individual activity times can be added together.

Question 61

Exhibit 15.5
The following questions use the information below.
A company wants to crash a project and reduce the time required to complete it. They have developed the following table of activity costs and times and a spreadsheet to compute starting time for each activity.
Refer to Exhibit 15.5. What formula should go in cell H3 of the Costs spreadsheet to compute Crash Cost Per Day?

Question 62

Exhibit 15.4
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.4. The following spreadsheet was developed to determine the earliest start times and latest start times for the project. What formulas should go into cells H2:H8 to calculate Latest Finish Times?

Question 63

Exhibit 15.4
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.4. Identify each path through the network and its expected length.

Question 64

Exhibit 15.4
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
A company wants to use PERT to manage a project. They have developed the following spreadsheet for the problem. What formula should go in cell F3 of the spreadsheet to compute the Activity Time when simulating a PERT analysis?

Question 65

Exhibit 15.3
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.3. The following spreadsheet was developed to determine the earliest start times and latest start times for the project. Based on the data in the spreadsheet, which activities are on the critical path?

Question 66

What are the immediate successors of activity D in this network? ​ ​

A) A, B, C
B) B, C
C) E, F
D) E

Question 67

Exhibit 15.3
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.3. The following spreadsheet was developed to determine the earliest start times and latest start times for the project. What formulas should go into cells H2:H8 to calculate Latest Finish Times?

Question 68

Exhibit 15.3
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.3. Manually determine the earliest and latest start and finish times for each activity and the amount of slack for each activity. What is the critical path for the project and how long should it take to complete it?

Question 69

Exhibit 15.6
The following questions use the information below.
Consider the CPM network for the following set of activities:
Refer to Exhibit 15.6. Is it necessary to draw an arc from the node for activity F to the node for activity I?

Question 70

Exhibit 15.3
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.3. Identify each path through the network and its expected length.

Question 71

Exhibit 15.4
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.4. The following spreadsheet was developed to determine the earliest start times and latest start times for the project. Based on the data in the spreadsheet, which activities are on the critical path?

Question 72

Exhibit 15.4
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.4. Manually determine the earliest and latest start and finish times for each activity and the amount of slack for each activity. What is the critical path for the project and how long should it take to complete it?

Question 73

Exhibit 15.4
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.4. Draw the CPM network for this problem. Use AON notation.

Question 74

Exhibit 15.4
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.4. The following spreadsheet was developed to determine the earliest start times and latest start times for the project. What formulas should go into cells F2:F8 to calculate Earliest Finish Times, G2:G8 to calculate Latest Start Times, and cells I2:I8 to calculate the Slack?

Question 75

Exhibit 15.4
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.4. The following spreadsheet was developed to determine the earliest start times and latest start times for the project. What formulas should go into cells E2:E8 to calculate Earliest Start Times?

Question 76

Exhibit 15.6
The following questions use the information below.
Consider the CPM network for the following set of activities:
Refer to Exhibit 15.6. Modify the table above by completing the following table. For column 3, list only the immediate predecessors for each activity.

Question 77

Exhibit 15.5
The following questions use the information below.
A company wants to crash a project and reduce the time required to complete it. They have developed the following table of activity costs and times and a spreadsheet to compute starting time for each activity.
Refer to Exhibit 15.5. If the following project must be completed by day 18 at minimum cost how do we change the LP model?

Question 78

Exhibit 15.3
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.3. The following spreadsheet was developed to determine the earliest start times and latest start times for the project. What formulas should go into cells E2:E8 to calculate Earliest Start Times?

Question 79

Exhibit 15.3
The following questions are based on the information below.
A company needs to manage a project which consists of the following set of activities:
Refer to Exhibit 15.3. The following spreadsheet was developed to determine the earliest start times and latest start times for the project. What formulas should go into cells F2:F8 to calculate Earliest Finish Times, G2:G8 to calculate Latest Start Times, and cells I2:I8 to calculate the Slack?

Question 80

Exhibit 15.5
The following questions use the information below.
A company wants to crash a project and reduce the time required to complete it. They have developed the following table of activity costs and times and a spreadsheet to compute starting time for each activity.
Refer to Exhibit 15.5. What formula should go in cell I5 of the Model spreadsheet to compute Actual Time Between Starts?