New PMP Question & Answers with explanation

Work Performance Data is an important input to the Control Procurements process. Which of the following is not a component of Work Performance Data?
Select one
Which of the following techniques can help a project manager review a supplier’s internal work processes to ensure compliance to standards during the production of the deliverables? (Assume that all of the given choices are available to the project manager.)
Select one
The business case documents the business need and the cost benefit analysis that justify the project. The summary of how the project has achieved the business needs identified in the business case is document in the:
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How does the role of a project manager change based on managing projects using a predictive development life cycle then managing projects in adaptive environments?
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Which of the following approaches can assist in managing ambiguity risks?
Select one