New PMP Question & Answers with explanation

A project manager has just closed out a procurement, which produced the final deliverable of the project. What is the project manager likely to do next?
Select one
David is a project manager working for a prominent book publishing company. As part of his latest project, he uses an approach that yields frequent smaller deliverables throughout the span of the project. What type of project life cycle is David using?
Select one
Which of the following represents a benefit of using an Agile approach to manage projects?
Select one
You work in an environment that uses a combination of delivery approaches, namely, Agile and Predictive approaches, with one-month release cycles. The vice president of your division has told you to report the status of the project budget for the current release as on track. You have experienced three budget overruns in the past six months and know that the status of the budget for the existing release is poor. However, you also know there is a repayment coming on one of the procurement work orders that will reverse almost all of the cost overruns you’ve experienced for this latest release. Which of the following do you know to be true regarding this question?
Select two
Match the name of the Project Management Knowledge Area with its description
Matching
Knowledge Area Name Description
Project Integration Management
Contains the activities required to manage the timely completion of the project
Project Schedule Management
Contains the activities to identify, acquire, and manage the resources needed for the successful completion of the project
Project Procurement Management
Contains the activities necessary to purchase or acquire products, services, or results needed from outside the project team
Project Resource Management
Contains the activities to identify, define, combine, unify, and coordinate the various processes and project management activities within the various process groups
Project Stakeholder Management
Contains the activities required to identify the people, groups, or organizations that could impact or be impacted by the project, analyze them, and develop strategies for engaging them