PDM includes four types of dependencies or precedence relation ships：
（）The completion of the successor activity depends upon the initiation of the predecessor activity．

单项选择题The process of（）schedule activity durations uses information on schedule activity scope of work，required resource types，estimated resource quantities，and resource calendars with resource availabilities．

A．estimating
B．defining
C．planning
D．sequencing

单项选择题The（）describes，in detail，the project’s deliverables and the work required to create those deliverables．

A．project scope statement
B．project requirement
C．project charter
D．product specification

单项选择题The（）provides the project manager with the authority to apply organizational resources to project activities．

A．project management plan
B．contract
C．project human resource plan
D．project charter

单项选择题The（）Process Group consists of the processes used to complete the work defined in the project management plan to accomplish the project’s requirements．

A．Plannlng
B．Executing
C．Monitoring and Controlling
D．Closing

单项选择题（）are individuals and organizations that are actively involved in the project，or whose interests may be affected as a result of project execution or project completion．

A．Project manager
B．Project team member
C．Sponsor
D．Proiect stakeholders

单项选择题The（）defines the phases that connect the beginning of a project to its end．

A．schedule
B．project life cycle
C．temporary
D．milestone

单项选择题（）means that every project has a definite beginning and a definite end．

A．Project phase
B．Unique
C．Temporary
D．Closure

单项选择题Internet中域名与IP地址之间的翻译是由（）来完成的。

A．域名服务器
B．代理服务器
C．FTP服务器
D．Web服务器

单项选择题在下列网络服务中，（）是远程登录服务。

A．WWW
B．FTP
C．BBS
D．Telnet

单项选择题100BaseFX采用的传输介质是（）

A．双绞线
B．光纤
C．无线电波
D．同轴电缆