New PMP Question & Answers with explanation

Which of the following is an example of a chart, used on agile projects, that tracks the work that remains to be completed in the iteration backlog?
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Which of the following statements is correct:
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Which of the following is an agile prototyping technique showing sequence or navigation through a series of images or illustrations:
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Which of the following processes produces a work breakdown structure as an output?
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As an external vendor, you are managing a complex software project on a time-and-materials (T&M) contract. One of your team members reports a breakthrough in automating some of the testing activities. This may result in cost savings to the project and completion of the project one month ahead of schedule. Which of the following actions would you take?
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