(1) is a method of constructing a project schedule network d

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[单选题](1) is a method of constructing a project schedule network diagram that uses boxes or rectangles, referred to as nodes, to represent activities and connects them with arrows that show the dependencies.This method includes following types of dependencies or precedence relationships: (2) the initiation of the successor activity, depends upon the completion ofthe predecessor activity.(3) the initiation ofthe successor activity, depends upon the initiation ofthe predecessor activity.

A. D

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[单选题]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.

A. time estimating
B. cost estimating
C. project planning
D. schedule development

[单选题]Project schedule management is made up of six management processes including: activity definition, activity sequencing（）and schedule control by order.

A. activity duration estimating, schedule developing, activity resource estimating
B. activity resource estimating, activity duration estimating, schedule development
C. schedule developing, activity resource estimating, activity duration estimating
D. activity resource estimating, schedule developing, activity duration estimating

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

A. bridge
B. server
C. router
D. switch

[单选题]An example of scope verification is （）.

A. review the performance ofan installed software module
B. managing changes to the project schedule
C. decomposing the WBS to a work package level
D. performing a benefit/cost analysis to determine if we should proceed with the project

[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.

A. A

[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.

A. C

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