New PMP Question & Answers with explanation

A project manager is preparing to lead a project status meeting later that afternoon. The project is currently 75 percent complete and is reaching the most critical point. Since the project sponsor is planning on attending the meeting, the project manager decides to update the earned value calculations to present the latest performance updates in terms that the sponsor will want to see. The budget at completion (BAC) is set at $550,000, and the current estimate at completion (EAC) is at $525,000. How is the project performing in terms of the budget?
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You are using the critical chain method to construct your schedule, and there are variances in your critical path tasks. Which of the following is true?
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You are the project manager for a project that will produce a mobile phone application that sends alerts when UV rays are at dangerous levels, alerting users to stay indoors. You are in the process of managing the schedule and use a chart to track the work that remains to be completed within the iteration backlog. What is this chart called?
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Roshoud is the VP of customer operations for Galactic Kidz and is the project sponsor of the latest project, called Project G. He sits down with Sally, the project manager, to discuss resource utilization on the project. He expresses concern after recently hearing that resources have been unavailable as planned. Sally admits that this has been the case and that it has set the project back unexpectedly. What action should Sally take to remedy the situation?
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An Agile-based team holds monthly status review meetings with the product owner to review deliverables produced post-iteration. Following the demo, the product owner uses part of the meeting to facilitate a general status review for the project. A good status review meeting uses which type of communication method?
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