Estimating activitydurations uses information on activity scope of （ ） , required resource types, estimatedresource quantities, and resource calendars.

The difference value between Budgeted Cost for Work Performed and Actual Cost for Work Performed is ( ).

Schedule compression shortens the project schedule without changing the project scope,to meet schedule constraints,imposed dates,or other schedule objectives.Schedule compression techniques include crashing and（ ）.

Competitive pricing，product （ ） And performance improvements result from competitive practices

The _____ is a general description of the architecture of a workflow management system used by the WFMC，in which the main components and the associated interfaces are summarized.

Many of the activities performed during the preliminary investigation are still being conducted in （ ）, but in much greater depth than before.

Information，in its most restricted technical sense，is asegue of symbols that can be interpreted as a message.information can be recorded as signs，or transmitted as （ ） .

Developing the project schedule is often aniterative process. It determines the planned start and finish dates for projectactivities and milestones. Schedule development can require the review andrevision of duration estimates and resource estimates to create an approvedproject schedule that can serve as a baseline to （ ） progress.

The life cycle provides the basic （）for managing the project, regardless of the specific work involved.

Project work packages are typicallydecomposed into smaller components called activities to provide a basis for （ ） , scheduling, executing, andmonitoring and controlling the project work.