●The "rolling wave" or "moving window" concept is used most frequently on projects where:A

A．synchronous rolling occurs

B．roll period decreases

C．roll period increases

D．roll amplitude is dampened

The "rolling wave" or "moving window" concept is used most frequently on projects where:

AThe baseline is frozen for the duration of the project and no scope changes are permitted

BMarketing is unsure of what the customer actually wants and reserves the right to make major scope changes

CThe low levels of the work breakdown structure are known with certainty for the next three to six months, but the remaining tasks are based upon the results of the first three to six months of work

DNetworking techniques are not appropriate

EAll of the above

27 The "rolling wave" or "moving window" concept is used most frequently on projects where:

A. The baseline is frozen for the duration of the project and no scope changes are permitted

B. Marketing is unsure of what the customer actually wants and reserves the right to make major scope changes

C. The low levels of the work breakdown structure are known with certainty for the next three to six months, but the remaining tasks are based upon the results of the first three to six months of work D. Networking techniques are not appropriate

E. All of the above

109 The "rolling wave" or "moving window" concept is used most frequently on projects where:

A. The baseline is frozen for the duration of the project and no scope changes are permitted

B. Marketing is unsure of what the customer actually wants and reserves the right to make major scope changes

C. The low levels of the work breakdown structure are known with certainty for the next three to six months, but the remaining tasks are based upon the results of the first three to six months of work D. Networking techniques are not appropriate

E. All of the above

A.贯穿整个项目的各个阶段

B.为了项目现阶段的成功完全

C.为了项目现阶段及以后阶段的成功完成

D.在项目的下一阶段

before . The project manager has decided to build a basic project schedule and to detail the work of each phase as the current phase nears completion . What BEST descri

A.The controlling process of ensuring that project objectives are met by taking corrective action when necessary .

B.The process of planning change control .

C.The progressive process of rolling wave planning .

D.The core planning process of reiterating a plan in the same order from project to project .

A.韧性

B.冶炼

C.轧制

D.车床

（set) It is children who __ the ball rolling in many households.