Exam 15: Project Management Online

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. A B C D E F G H 1 Normal Crash Allowable Crash Cost 2 Activity Description Time Cost Time Cost Crash Days Per Day 3 - 5 6000 3 8000 2 1000 4 - 3 18000 2 19000 1 1000 5 - 4 14000 2 19000 2 2500 6 D - 7 6000 4 9000 3 1000 7 E - 6 9000 1 14000 5 1000 8 F - 5 12000 3 14000 2 1000 9 G - 4 3500 2 7500 2 2000 Costs $Exhibit 15.5 The following questions use the information below. A company wants to crash a project and reduce the time required to complete it.They have developed the following table of activity costs and times and a spreadsheet to compute starting time for each activity. \begin{array}{|c|c|c|c|c|c|c|c|c|} \hline& \text { A } & \text { B } & \text { C } & \text { D } & \text { E } & \text { F } & \text { G } & \text { H } \\ \hline 1 & & & \text { Normal } & & \text { Crash } & & \text { Allowable } & \text { Crash Cost } \\ \hline 2 & \text { Activity } & \text { Description } & \text { Time } & \text { Cost } & \text { Time } & \text { Cost } & \text { Crash Days } & \text { Per Day } \\\hline 3 & \mathrm{~A} & - & 5 & 6000 & 3 & 8000 & 2 & 1000 \\ \hline 4 & \mathrm{~B} & - & 3 & 18000 & 2 & 19000 & 1 & 1000 \\ \hline 5 & \mathrm{C} & - & 4 & 14000 & 2 & 19000 & 2 & 2500 \\\hline 6 & \text { D } & - & 7 & 6000 & 4 & 9000 & 3 & 1000 \\ \hline 7 & \text { E } & - & 6 & 9000 & 1 & 14000 & 5 & 1000 \\ \hline 8 & \text { F } & - & 5 & 12000 & 3 & 14000 & 2 & 1000 \\ \hline 9 & \text { G } & - & 4 & 3500 & 2 & 7500 & 2 & 2000 \\ \hline&\text { Costs }\\ \hline \end{array} -Refer to Exhibit 15.5.What formula should go in cell H3 of the Costs spreadsheet to compute Crash Cost Per Day?$ -Refer to Exhibit 15.5.What formula should go in cell H3 of the Costs spreadsheet to compute Crash Cost Per Day?

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Question 1

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=F3-D3)/C3-E3)or F3-D3)/G3

The critical path in PERT analysis is the path with the

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Question 2

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For an activity with duration t,slack can be calculated as

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Question 3

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In CPM,the duration of the project

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Question 4

Which activities have slack in the following diagram?

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Question 5

There are various similarities between the CPM and PERT methods.Which of the following is not one of those similarities?

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Question 6

The term "time zero" identifies

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Question 7

What formula should go in cell H3 of the following spreadsheet to compute Crash Cost Per Day? B D E F 1 Normal Crash Allowable Crash Cost 2 Activity Description Time Cost Time Cost Crash Days Per Day 3 - 4 12000 2 14000 2 1000 4 B - 3 6000 2 6500 1 500 5 C - 2 18000 1 19000 1 1000 6 D - 7 14000 4 20000 3 2000 7 E - 2 3500 1 4000 1 500 8 F - 2 6000 1 7500 1 1500 9 G - 3 9000 1 12000 2 1500 COSTS

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Question 8

The longest path through a network is comprised of the activities.

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Question 9

If we are employing Activity-On-Node AON)network design,the arcs in the network diagram represent

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Question 10

What is the earliest start time for activity D in the following diagram?

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Question 11

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. A B C D E F G H 1 Normal Crash Allowable Crash Cost 2 Activity Description Time Cost Time Cost Crash Days Per Day 3 - 5 6000 3 8000 2 1000 4 - 3 18000 2 19000 1 1000 5 - 4 14000 2 19000 2 2500 6 D - 7 6000 4 9000 3 1000 7 E - 6 9000 1 14000 5 1000 8 F - 5 12000 3 14000 2 1000 9 G - 4 3500 2 7500 2 2000 Costs $Exhibit 15.5 The following questions use the information below. A company wants to crash a project and reduce the time required to complete it.They have developed the following table of activity costs and times and a spreadsheet to compute starting time for each activity. \begin{array}{|c|c|c|c|c|c|c|c|c|} \hline& \text { A } & \text { B } & \text { C } & \text { D } & \text { E } & \text { F } & \text { G } & \text { H } \\ \hline 1 & & & \text { Normal } & & \text { Crash } & & \text { Allowable } & \text { Crash Cost } \\ \hline 2 & \text { Activity } & \text { Description } & \text { Time } & \text { Cost } & \text { Time } & \text { Cost } & \text { Crash Days } & \text { Per Day } \\\hline 3 & \mathrm{~A} & - & 5 & 6000 & 3 & 8000 & 2 & 1000 \\ \hline 4 & \mathrm{~B} & - & 3 & 18000 & 2 & 19000 & 1 & 1000 \\ \hline 5 & \mathrm{C} & - & 4 & 14000 & 2 & 19000 & 2 & 2500 \\\hline 6 & \text { D } & - & 7 & 6000 & 4 & 9000 & 3 & 1000 \\ \hline 7 & \text { E } & - & 6 & 9000 & 1 & 14000 & 5 & 1000 \\ \hline 8 & \text { F } & - & 5 & 12000 & 3 & 14000 & 2 & 1000 \\ \hline 9 & \text { G } & - & 4 & 3500 & 2 & 7500 & 2 & 2000 \\ \hline&\text { Costs }\\ \hline \end{array} -Refer to Exhibit 15.5.What formula should go in cell I5 of the Model spreadsheet to compute Actual Time Between Starts?$ -Refer to Exhibit 15.5.What formula should go in cell I5 of the Model spreadsheet to compute Actual Time Between Starts?

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Question 12

Exhibit 15.1 The following questions employ the AON network and partial spreadsheet below. $Exhibit 15.1 The following questions employ the AON network and partial spreadsheet below. \begin{array} { | c | c | c | c | c | c | c | c | c | c | } \hline & \text { A } & \text { B } & \text { C } & \text { D } & \text { E } & \text { F } & \text { G } & \text { H } & \text { I } \\ \hline 1 & \text { Activity } & \text { Description } & \text { Predecessar } & \text { Time } & \text { EST } & \text { EFT } & \text { LST } & \text { LFT } & \text { Slack } \\ \hline 2 & \text { A } & \text { Activity A } & & 4 & \text { I } & 4 & \text { I } & 4 & \\ \hline 3 & \text { B } & \text { Activity B } & \text { A } & 3 & 4 & 7 & 4 & 7 & \\ \hline 4 & \text { C } & \text { Activity C } & \text { A } & 2 & 4 & 6 & 5 & 7 & \\ \hline 5 & \text { D } & \text { Activity D } & ? & 7 & ? & ? & ? & ? & \\ \hline \text { 6 } & \text { E } & \text { Activity E } & \text { D } & 1 & 14 & 15 & 15 & 16 & \\ \hline 7 & \text { F } & \text { Activity F } & \text { D } & 2 & 14 & 16 & 14 & 16 & \\ \hline8 & \text { G } & \text { Activity G } & \text { E ,F } & 3 & 16 & 19 & 16 & 19 & \\ \hline \end{array} -Refer to Exhibit 15.1.What values are placed in cell C5 of the spreadsheet?$ A B C D E F G H I 1 Activity Description Predecessar Time EST EFT LST LFT Slack 2 A Activity A 4 I 4 I 4 3 B Activity B A 3 4 7 4 7 4 C Activity C A 2 4 6 5 7 5 D Activity D ? 7 ? ? ? ? 6 E Activity E D 1 14 15 15 16 7 F Activity F D 2 14 16 14 16 8 G Activity G E ,F 3 16 19 16 19 -Refer to Exhibit 15.1.What values are placed in cell C5 of the spreadsheet?

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Question 13

For an activity with duration t,slack can be calculated as

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Question 14

What is the latest finish time for activity D in the following diagram?

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Question 15

If the following project must be completed by day 18 at minimum cost how do we change the LP model?

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Question 16

CPM and PERT differ because of

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Question 17

In project control charts,the horizontal bars are shaded to indicate

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Question 18

Which of the following definitions correctly defines the acronym,PERT?

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Question 19

Exhibit 15.6 The following questions use the information below. Consider the CPM network for the following set off activities: Activity Predecessor Activities A --- B A C A,B D A,B E A,B,C F A,B,C G A,B,C,D H A,B,D I A,B,C,D,F,G -Refer to Exhibit 15.6.Is it necessary to draw an arc from the node for activity F to the node for activity I?

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Question 20

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The critical path in PERT analysis is the path with the

For an activity with duration t,slack can be calculated as

In CPM,the duration of the project

Which activities have slack in the following diagram?

There are various similarities between the CPM and PERT methods.Which of the following is not one of those similarities?

The term "time zero" identifies

The longest path through a network is comprised of the activities.

If we are employing Activity-On-Node AON)network design,the arcs in the network diagram represent

What is the earliest start time for activity D in the following diagram?

For an activity with duration t,slack can be calculated as

What is the latest finish time for activity D in the following diagram?

If the following project must be completed by day 18 at minimum cost how do we change the LP model?

CPM and PERT differ because of

In project control charts,the horizontal bars are shaded to indicate

Which of the following definitions correctly defines the acronym,PERT?

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