1、PMP 资格认证考试-项目进度管理及答案解析(总分：50.00，做题时间：90 分钟)一、B单项选择题/B(总题数：50，分数：50.00)1.You got news that because of bad weather, your shipment has got delayed by 2 weeks。What should be the first step that you take?（分数：1.00）A.Fast track the project to ensure that the project schedule is not delayeB.Review the perfo
2、rmance reports to determine which planned dates have not been met, and the impact on critical patC.Try to get additional supplies from an alternate location as soon as possiblD.Take corrective action to minimize the impact because of the dela2.Critical chain is a schedule network analysis technique
3、that modifies the project schedule to account for limited resources. Critical chain combines deterministic and probabilistic approaches. Initially, the project schedule network diagram is build using non-conservative estimates for activity durations within the schedule model, with required dependenc
4、ies and defined constraints as inputs. The critical path is then calculated. After the critical path is identified, resource availability is entered and the resource-limited schedule result is determined. The resulting schedule often has an altered critical path. The critical chain method adds non-w
5、ork schedule activities to maintain focus on the planned activity durations, also referred to as _ .（分数：1.00）A.duration buffersB.resource levelingC.reverse resource levelingD.crashing3.A project schedule completion date will change if _ .（分数：1.00）A.the critical path is reducedB.the contingency is no
6、 longer availableC.no float time is availableD.project resources are reduced4.The critical path is established by calculating the following dates:（分数：1.00）A.Start-to-start, start-to-finish, finish-to-finish, finish-to-starB.Early start, early finish, late start, late finisC.Predecessor-to-successor,
7、 predecessor-to-predecessor, successor-to-successoD.Primary-to-secondary, primary-to-finish, secondary-to-secondary, finish-to-finis5.Activities that are related and shown as a single, aggregate activity reported at a summary level are called _ .（分数：1.00）A.master scheduleB.hammockC.WBSD.hanger6.Whic
8、h of the following techniques is used to control the project schedule?（分数：1.00）A.Pareto diagraB.Performance measuremenC.Parametric modelinD.Statistical samplin7.The Precedence Diagramming Method provides project managers with knowledge of _ .（分数：1.00）A.all levels of the work breakdown structureB.act
9、ivities likely to be involved in the project integration and resource allocation functionsC.a graphical representation of interdependencies of activitiesD.the project completion date8.If the number of critical paths in the project increases, but the duration of the project remains same, what is the
10、impact on the project?（分数：1.00）A.Crashing will be required to complete project on timB.Fast tracking will be required to complete project on timC.Risk of the project increaseD.None of the abov9.You work for an architectural-engineering firm and are responsible for designing the worlds most advanced
11、chicken coop. The project is highly complex and will require hundreds of drawings. You multiply the number of drawing by the hours needed to produce each drawing to estimate how long the coop will take to design. This results in which one of the following estimate types?（分数：1.00）A.Quantitatively bas
12、eB.ExperC.AnalogouD.Parametri10.Your project is behind schedule due to conflict between team members. Having resolved the conflict, to get the project back on schedule, you should consider _ .（分数：1.00）A.crashing the scheduleB.performing resource levelingC.conducting reverse resource allocation sched
13、ulingD.utilizing the critical chair resources11.The objective of fast tracking a project is to _ 。（分数：1.00）A.increase productivityB.reduce project durationC.increase schedule tracking controlsD.reduce project risks12.If you are calculating one early start and early finish for each task, you are usin
14、g _ (choose the best answer).（分数：1.00）A.PERTB.CPMC.GERTD.PDM13.All the following are advantages of GERT(graphical evaluation and review techniques)as compared with PERT(project evaluation and review technique)EXCEPT _ .（分数：1.00）A.allows loopingB.allows for dummy tasksC.allows branchingD.allows multi
15、ple project end results14.Your schedule analysis has shown that your project has a high likelihood of experiencing a schedule overrun. You know this because the cumulative EV is much _ .（分数：1.00）A.higher than the cumulative ACB.higher than the cumulative PVC.lower than the cumulative PVD.lower than
16、the cumulative CPI15.You have taken information on project scope and resources and then developed durations for input to schedules. Since there was very limited information about the project, you used actual duration of a previous, similar activity as the basis for estimating future activity. What w
17、ill be a next step after this activity?（分数：1.00）A.Using diagramming techniques like GERT and systems dynamicB.Calculating theoretical early and late start and finish dates for all project activitieC.Using standardized networks to expedite preparation of project network diagramD.Subdividing project w
18、ork packages into smaller more manageable components for better management contro16.All of the following are true about resource leveling EXCEPT:（分数：1.00）A.Can be used to keep selected resource usage at a constant level during specific time periodB.Often results in a projected duration for the proje
19、ct that is longer than the preliminary project schedulC.Is sometimes called the resource-based methoD.Is used to develop a meaningful WB17.Resource calendars affect a specific resource or category of resources. They reflect how some resources work only during normal business hours, while others work
20、 three full shifts, or a project team member might be unavailable, such as on vacation or in a training program, or a labor contract can limit certain workers to certain days of the week. Resource calendars are valuable inputs for _ .（分数：1.00）A.developing an approximation of the costs of the resourc
21、es needed to complete each schedule activityB.aggregating the estimated costs of individual schedule activities or work packages to establish a total cost baseline for project performanceC.searching the cause of positive and negative variances as part of integrated change control processD.assuring t
22、hat potential cost overruns do not exceed the authorized funding periodically and in total for the project18.All the following statements regarding creating of time estimates are correct EXCEPT:（分数：1.00）A.Mathematical analysis like CPM, GERT and PERT indicate the dates in which the activity can be s
23、cheduled given resource limits and other constraintB.Duration compression techniques including fast tracking and crashing can help in decreasing the project schedulC.WBS classification allows for useful activity ordering and sortinD.The duration of the project is the sum of durations for all the tas
24、ks in the projec19.In your project, you are using most likely. optimistic and pessimistic activity duration estimates(for activity duration estimating). The technique that you are using is _ .（分数：1.00）A.PERTB.CPMC.parametric estimatingD.none of the above20.A planning package is a _ .（分数：1.00）A.unit
25、of the project planB.unit of the scope management planC.WBS component below the control accountD.template used for the project21.Activity duration estimate inputs include all of the following EXCEPT _ .（分数：1.00）A.resource requirementsB.projeet document updatesC.activity listsD.constraints22.Activity
26、 definition involves identifying and documenting the specific activities that must be performed to produce the deliverables and sub-deliverables identified in the work breakdown structure(WBS). All the following statements about the activity list produced as an output from activity definition are tr
27、ue EXCEPT:（分数：1.00）A.Activity list must include All activities that will be performed on the projecB.Activity list may include some activities that are as part of the project WBC.Activity list should include descriptions of each activity to ensure that the project team members will understand how th
28、e work is to be donD.Activity list is used in the schedule model and is a component of the project management pla23.Output from the activity resource estimating process includes _ .（分数：1.00）A.job descriptionsB.salary schedulesC.identification and description of the types and quantities of resources
29、requiredD.analogous estimating24.The project time management processes include _ .（分数：1.00）A.define activities, sequence activities, estimate activity resources, and estimate activity durationsB.define activities, activity sequencing, and activity duration estimatingC.activity identification, activi
30、ty execution, and activity resultsD.activity determination, activity duration estimating, activity implementation, and activity results25.The hybrid of a project network diagram and bar chart is called _ .（分数：1.00）A.time-scaled network diagramB.gantt chartC.AOND.precedence diagramming method26.An ac
31、tivity has an optimistic estimate of 10 days, pessimistic estimate of 16 days, most likely estimate of 13 days. Assuming a normal distribution, what is the probability that the task will be completed within 1016 days?（分数：1.00）A.99.99%.B.99.73 Y0.C.95.46%.D.68.26%.27.In your project, you realize the
32、importance of determining the start and finish dates for project activities. If the project start or end dates are not realistic, then the project may not be completed on time. This is done as part of _ .（分数：1.00）A.activity sequencingB.activity duration estimatingC.schedule developmentD.activity def
33、inition28.All the following are benefits of fast tracking a project EXCEPT _ .（分数：1.00）A.facilitates duration compressionB.reduces riskC.ensure activities are done in parallel which would normally be done in sequenceD.helps shorten the project schedule without changing the project scope29.In your pr
34、oject, you are in the process of creating an activity list. This should contain all the following EXCEPT _ .（分数：1.00）A.activities that are not required as part of project scopeB.activities that are to be performed as part of the projectC.activity identifier and scope of work description for each sch
35、edule activityD.all the above are included in the activity list30.All of the following choices represent inputs to the activity resource estimating process EXCEPT:（分数：1.00）A.Organizational process assetB.Activity lisC.The actual final cost of the last projecD.Enterprise environmental factor31.Analog
36、ous duration estimating is _ .（分数：1.00）A.bottom-up estimatingB.frequently used to estimate project duration when there is a limited amount of detailed informationC.similar to multiple duration estimatingD.deductive estimating32.Upon completing a project schedule, Roberta finds the critical path indi
37、cates the project will complete on April 15. As she works through the schedule, she finds there are several tasks with float. Task B has 10 days of free float, while Task F has 5 days of total float. If the start of Task B is delays, what is the completion date of the project?（分数：1.00）A.April 25.B.N
38、ot enough information provided to calculatC.April 20.D.April 10.33.As one of the tools and techniques of activity sequencing, a lead _ .（分数：1.00）A.directs a delay in the successor activityB.could be accomplished by a finish to-start relationship with a delay timeC.means the successor activity cannot
39、 start until after the predecessor is completedD.allows an acceleration of the successor activity34.In your project, some requested changes were generated from the activity definition process. These changes will be processed through _ .（分数：1.00）A.activity change control systemB.corrective actionC.in
40、tegrated change control systemD.activity sequencing35.The “three-point estimates” method for estimating activity duration differs from the “single point, most-likely estimate” method in that it uses _ .（分数：1.00）A.an average of the three estimated durations to estimate activity durationB.“dummy” acti
41、vities to represent logic tiesC.“free float” instead of “total float” in the schedule calculationsD.bar charts instead of logic diagrams to portray the schedule36.You work for one of the leading manufactures of country and western apparel. You are managing a project to redesign retail store layout t
42、o improve customer throughput and efficiency. Much of the project work must be done on site and will require the active participation of store employees. Many of these are lifelong members of a powerful union that has a reputation for labor unrest. One important component of your schedule must be _
43、.（分数：1.00）A.a resource capabilities matrixB.buffers and reservesC.a resource calendarD.a resource histogram37.Rearranging resources so that constant resource levels are maintained is called _ .（分数：1.00）A.floatingB.levelingC.restructuringD.crashing38.In roiling wave planning:（分数：1.00）A.Focus is maint
44、ained on long-term objectives, allowing near-term objectives to he roiled out as part of the ongoing wave of activitieB.The work to be accomplished in the near term is planned in detail at a low level of the WBC.The work far in the future is planned in detail for WBS components that are at a low lev
45、el of the WBD.A wave of detailed activities is planned during strategic planning to ensure that project milestones are achieve39.The critical chain _ .（分数：1.00）A.focuses on managing the resources applied to buffer activitiesB.alters the required dependencies in the project schedule to optimize resou
46、rce constraintsC.adds duration buffers that are work schedule activities to maintain focus on the total float of network pathsD.adds duration buffers that are non-work schedule activities to maintain focus on the planned activity durations40.You are doing a Monte Carlo Analysis in which you are defi
47、ning a distribution of possible activity durations for each schedule activity and calculating a distribution of possible outcomes for the total project. Monte Carlo analysis is an example of _ .（分数：1.00）A.resource levelingB.what-if scenario analysisC.schedule network analysisD.critical path method41
48、.Crashing in time management is _ .（分数：1.00）A.a schedule compression technique that typically includes reducing schedule activity durations and increasing the assignment of resources to schedule activitiesB.a schedule compression technique in which phases or activities that normally would be done in
49、 sequence are performed in parallelC.the timely input of data to calculate the critical pathD.equivalent to minimizing float42.You are working on a software development project. On this project, a number of tests must be performed, including some that must be performed multiple time. The project includes activities whose sequence is conditional based on the outcomes of prior activities. For example, if an error is discovered through inspection, t
