正确答案: D

Critical chain method

题目：Many useful tools and techniques are used in developing schedule（）is a schedule network analysis technique that modifies the project schedule to account for limited resource.

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学习资料的答案和解析：

[单选题]（） is the process of obtaining the stakeholders' formal acceptance of the completed project scope .verifying the scope includes reviewing deliverables and work results to ensure that all were completed satisfactorily.

scopeverification

解析：该题的关键词为"obtaining the stakeholders＇ formal acceptance、 verifying the scope"，其语句结构为" （主语）1S（谓语）the process of obtaining the stakeholders＇ formal acceptance ofthe completed project scope"，含义为"什么过程是为已完成的项目范围获取干系人的正式验收"，选项B对项目的范围进行验证，其他选项容易排除。

[单选题]（）means that every project has a definite beginning and a definite end.

Temporary

解析：该题的关键词为"a definite beginning and a definite end"，其语句结构为" （主语）means（谓语）that"，含义为"什么意味着"，该题干为项目管理的一个基本概念描述，描述了项目具备临时性特点。所以选择选项C。

[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]（）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]A （）is a collection of projects and other work that are grouped together to facilitate effective management ofthat work to meet strategic business objectives.

portfolio

[单选题]The TCP protocolis a （）layer protocol.

transport

[单选题]Many of the activities performed during the preliminary investigation are still being conducted in(1),but in much greater depth than before. During this phase, the analyst must become fully aware of the (2) and must develop enough knowledge about the (3)and the existing systems to enable an effective solution to be proposed and implemented. Besides the(4)for process and data of current system, the deliverable from this phase also includes the(5)for the proposed system.