New PMP Question & Answers with explanation

Your project has kicked off, and you are beginning a series of overview sessions with key users to determine requirements for a new enterprise resource software implementation. One of your stakeholders is exceptionally contentious and throws obstacles up at every turn. One of the problems she has described does seem to be legitimate. There is an issue with the data from the legacy system that needs to be resolved before moving forward. The PMO you report to practices phase sequencing and requires closure of each phase before the next phase can begin. What is this process called?
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Which of the following characteristics do all project life cycles share?
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A project manager works with the project team to identify lessons learned. The information captured will then be archived and summarized within the project’s final report. What activity is the project team engaged in?
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You are the project manager for a project that will produce a mobile phone application that sends alerts when the UV rays are at dangerous levels, alerting users to stay indoors. As you move into the final closing stages of the project, you review communications generated for and by stakeholders as a method of analyzing feedback. What document will you reference to review this feedback?
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A project manager is in the process of assembling the final report of the project. What project document are they likely to reference to view the completion date of major project deliverables?
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