单项选择题

Analogous estimating （）.

A．uses bottom-up estimating techniques
B．uses the actual cost of previou similar projects as the basis for estimating the cost of the current project
C．is used most frequently in the later stages of a project
D．summarizes estimates for individual work items

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单项选择题

As a project manager, you examine project results over time to determine how project is performing over time. This can be done through （）.

A．performance reviews
B．variance analysis
C．trend analysis
D．earned value management

单项选择题

While completing a project a project manager realizes be needs to decrease project costs. After researching his options, he comes up with the following choices. Which choice would DECREASE project costs ？（）

A．Change to component A from component Component A costs more to purchase but has a lower life cycle cost than
B．Change task A to be completed by resource B instead of Resource C, Resource B is a more experienced worke
C．Move tasks B and H to occur concurrently, and take the risk of a 30% increase in the need for five more resources late
D．Remove a test from the project pla