IEM 5603 Chapter 12 Multiple Choice – Flashcards

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Which of the following scheduling techniques is most appropriate today for managing a project? A. BAR charts B. Milestone charts C. PERT charts D. Precedence charts
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d
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Which of the following scheduling techniques is most appropriate today for reporting project status to a customer during an interchange meeting? A. BAR charts B. Milestone charts C. PERT charts D. Precedence charts
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a
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The major disadvantage of using a bar chart on large projects is that bar charts: A. Cannot identify critical paths B. Do not show dependencies between activities C. Cannot identify milestones D. Cannot show slack
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b
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Which of the following is not one of the four network diagramming techniques? A. PERT B. GERT C. VERT D. PDM
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c
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Which of the following activity-on-arrow network diagramming methods does not require three estimates for durations? A. PERT B. GERT C. ADM D. PDM
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c
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Which of the following network diagramming methods do not use dummy activities? A. PERT B. GERT C. ADM * D. PDM
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d
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Which of the following network diagramming methods allows for branching and looping? A. PERT B. GERT C. ADM D. PDM
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b
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Which of the following cannot be determined after performing a forward pass and a backward pass on a network diagram? A. The critical path B. The end date of the project C. The effort in each activity D. The slack in each activity
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c
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Which of the following is an activity-on-node network diagramming method? A. PERT B. GERT C. ADM D. PDM
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d
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Negative slack is the result of: A. The forward pass going beyond the customer's end date and the backward pass is measured from the customer's end date B. Non-critical-path activity using up all of their slack C. The critical path can be completed before the customer's desired end date D. All of the above
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a
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Activities with zero time durations are called: A. Low-slack activities B.No-slack activities C. Dummy activities D. Special activities
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c
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Which of the following is false concerning the critical path in a network? A. It is the longest path in the network B. It is the shortest amount of time in which the project can be completed C. It is the path that contains the greatest number of activities D. It is the path where each activity has zero slack
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c
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The critical path is the path in the network with the greatest amount of risk. A. True B. False
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b
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If the optimistic time for an activity is 6 weeks, the pessimistic time is 24 weeks and the most likely time is 12 weeks, then the expected duration is: A. 7 weeks B. 13 weeks C. 22 weeks D. 24 weeks
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b
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Which of the following schedule compression techniques usually requires adding more resources to each work package that is being compressed? A. Overtime B. Crashing C. Outsourcing D. Descoping
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b
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In which of the following schedule compression techniques is the cost of rework usually the greatest? A. Overtime B. Crashing C. Performing series work in parallel D. Outsourcing
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c
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Which of the following schedule compression techniques is often the lowest risk and with the added benefit of lowering the cost? A. Crashing B. Descoping C. Outsourcing D. Overtime
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b
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Smoothing out project resources from period to period is called A. Resource leveling B. Resource allocation or resource limited planning C. Better effort planning D. Slack utilization planning
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a
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Laying out a network diagram when you know before-hand the size of the available resource pool is called: A. Resource leveling B. Resource allocation or resource limited planning C. Better effort planning D. Slack utilization planning
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b
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An activity in a network has the following characteristics: ES = 10, EF = 18 and LS = 12. The duration of the activity is: A. 6 B. 8 C. 10 D. Cannot be determined
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b
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If the slack in a 12 week activity is 6 weeks and ES = 4, then LF = _____. A. 4 B. 10 C. 16 D. 22
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d
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The measurement of lag is made within an activity whereas slack is measured between activities. A. True B. False
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b
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An activity in a network has the following characteristics: ES = 5, EF = 9 and LF = 12. LS = _____. A. 5 B. 8 C. 9 D. 12
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b
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PERT network reflect what type of precedence diagram? A. Start-to-start B. Start-to-finish C. Finish-to-start D. Finish-to-finish
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c
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What are the maximum number of inputs and outputs that can exist in a node in the precedence diagramming method? A. 3 each B. 5 each C. 10 each D. It is unlimited
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d
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1. The shortest time necessary to complete all of the activities in a network is called the: A. Activity duration length B. Critical path . Maximum slack path D. Compression path
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b
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2. Which of the following cannot be identified after performing a forward and backward pass? A. Dummy activities B. Slack time C. Critical path activities D. How much overtime is planned
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d
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3. Which of the following is not a commonly used technique for schedule compression? A. Resource reduction B. Reducing scope C. Fast-tracking activities D. Use of overtime
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a
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4. A network-based schedule has four paths, namely 7, 8, 9, and 10weeks. If the 10-weekpath is compressed to 8 weeks, then: A. We now have two critical paths. B. The 9-week path is now the critical path. C. Only the 7-week path has slack. D. Not enough information is provided to make a determination.
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d
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5. The major disadvantage of using bar charts to manage a project is that bar charts: A. Do not show dependencies between activities B. Are ineffective for projects under one year in length C. Are ineffective for projects under $1 million in size D. Do not identify start and end dates of a schedule
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a
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6. The first step in the development of a schedule is a: A. Listing of the activities B. Determination of dependencies C. Calculation of effort D. Calculation of durations
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a
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7. Reducing the peaks and valleys in manpower assignments in order to obtain a relatively smooth manpower curve is called: A. Manpower allocation B. Manpower leveling C. Resource allocation D. Resource commitment planning
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b
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8. Activities with no time duration are called: A. Reserve activities B. Dummy activities C.Zero slack activities D. Supervision activities
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b
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9. Optimistic, pessimistic, and most likely activity times are associated with: A. PERT B. GERT C. PDM D. ADM
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a
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10.The most common constraint or relationship in a precedence network is: A. Start-to-start B. Start-to-finish C. Finish-to-start D. Finish-to-finish
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c
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11. A network-based technique that allows for branching and looping is: A. PERT B. GERT C. PDM D. ADM
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b
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12. If an activity on the critical path takes longer than anticipated, then: A. Activities not on the critical path have additional slack. B. Activities not on the critical path have less slack. C. Additional critical path activities will appear. D. None of the above.
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a
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13. Which of the following is not one of the three types of dependencies? A. Mandatory B. Discretionary C. Internal D. External
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c
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14. You have an activity where the early start is week 6, the early finish is week 10 the latest start is week 14, and the latest finish is week 18. The slack in this activity is: A. 4 weeks B. 6 weeks C. 8 weeks D. 18 weeks
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c
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What is the difference between slag and lag
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-lag is the period between ES or EF of one activity to the ES or EF of another activity Slack is measured within activities.
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