New PMP Question & Answers with explanation

On-demand scheduling is one of the techniques used in agile environments. This type of scheduling ______ work from a backlog as resources become available.
Select one
Which of the following is the correct logical sequence of the five process groups?
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While the five process groups are usually completed in order, they often overlap with each other throughout the project. Which two process groups usually do not overlap during the course of the project?
Select one
Which of the following inaccurately describes a prototype?
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A ______ is a collection of projects or programs grouped together for strategic business needs.
Select one