正确答案: D

Flowcharting

题目：Project selection methods involve measuring value or attractiveness to the project owner or sponsor and may include other organizational decision criteria （）is not a project selection method.

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学习资料的答案和解析：

[单选题]（）is the budgeted amount for the work actually completed on the schedule activity or WBS component during a giving time period.

Earned value

解析：该题的关键词为"budgeted amount for the work actually completed"，其语句结构为"（）（主语）is（谓语）the budgeted amount for the work actually completed"，含义为"什么是实际完成工作对应的预算"，容易判断该语句正是挣值( Earned value)的定义。

[单选题]Organizations perform work to achieve a set of objectives. Generally, work can be categorized as either projects or operations, although the two sometimes are（）

overlap

解析：该题的关键词为"categorizedprojects or operations"，其语句结构为"Generally,work（主语）can be categorized（谓语）as either projects or operations, althoughthe two（主语）sometimes are（）（谓语）"，含义为"通常，工作可以分类为项目型和运作型工作，尽管两者有时(?)"，因两者既有相同之处，也有不同的地方，所以选择C。选项D对应的单词"dissever"疑为拼写有误。

[单选题]In approximating costs, the estimator considers the possible causes ofvariation of the cost estimates, including（）

risk

解析：该题的关键词为"approximating costs、 causes ofvariation"，其语句结构为"the estimator （主语）considers（谓语）the possible causes ofvariation of the cost estimates, including（）"，含义为"估算人员考虑对成本估算可能造成影响的原因，包括什么"。估算成本考虑不确定性，而不确定性正是风险的一个基本特征，所以选择选项C。

[单选题]（）is a property of object-oriented software by which an abstract operation may be performed in different ways in different classes.

Polymorphism

解析：该题的关键词为"an abstract operation、 performed in different ways in different classes"，其语句结构为"（）is a property of object-oriented software"，含义为"什么是面向对象软件的一个特性"，结合关键词分析，容易判断这是面向对象中的多态性概念(Polymorphism)。

[单选题]Contract closeout is a process that involves（）

Product verification and administrative closeout

[单选题]The connection between two networks from an intemet is handled by a machine known as a（）

router