问题：
[单选] The process of（）schedule activity durations uses information on schedule activityscope of work, required resource types, estimated resource quantities, and resource calendarswith resource availabilities.
estimating。defining。planning。sequencing。
问题：
[单选] PDM includes four types of dependencies or precedence relationships:（）.The completion ofthe successor activity depends upon the initiation of the predecessor activity.
Finish-to-Start。Finish-to-Finish。Start-to-Start。Start-to-Finish。
问题：
[单选] （）is the budgeted amount for the work actually completed on the schedule activity or WBS component during a giving time period.
Plannedvalue。Earned value。Actualcost。Costvariance。
问题：
[单选] （）involves comparing actual or planned project practices to those of other projects to generate ideas for improvement and to provide a basis by which to measure performance.These other projects can be within the performing organization or outside of it,and can be within the same or in another application area.
Metrics。Measurement。Benchmarking。Baseline。
问题：
[单选] （） from one phase are usually reviewed for completeness and accuracy and approved before work starts on the next phase.
Process。Milestone。Work。Deliverables。
问题：
[单选] Organizations perform work to achieve a set of objectives. Generally, work can be categorized as either projects or operations, although the two sometimes are（）
confused。same。overlap。dissever。
问题：
[单选] In the project management context（）includes characteristics of unification,consolidation, articulation, and integrative actions that are crucial to project completion,successfully meeting customer and other stakeholder requirements, and managing expectations.
integration。scope。process。charter。
问题：
[单选] Project（）Management includes the processes required to ensure that theproj ect includes all the work required, and only the work required, to complete the project successfully.
Integration。Scope。Configuration。Requirement。
问题：
[单选] On some projects, especially ones of smaller scope, activity sequencing, activity resource estimating, activity duration estimating, and（）are so tightly linkedthat they are viewed as a single process that can be performed by a person over a relatively short period of time.
time estimating。cost estimating。project planning。schedule development。
问题：
[单选] In approximating costs, the estimator considers the possible causes ofvariation of the cost estimates, including（）
budget。plan。risk。contract。
