New PMP Question & Answers with explanation

The team had a difficult time developing a work breakdown structure for the project because they were faced with complex product requirements. In addition, they had to adhere to management-imposed time and cost constraints on the project. Now, the project manager and his team are using an ishikawa diagram, trying to determine how various factors might have contributed to project problems. The project manager is involved in which part of the quality management process
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A project is in progress, and the project manager is working with the quality department to improve stakeholders' confidence that the project will satisfy the quality standards. Which of the following is an output of this process
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To look backward at what may have contributed to quality problems on the project, the team may use which of the following?
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A new software development project is in progress, and the project manager is working with the quality department. They want to improve everyone's confidence that the project will satisfy the quality standards. Which of the following must they have before they start this process?
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During the execution of the project, a new iso version of standard 9000 is issued, and the project team is meeting with the quality department to determine how the standard will apply to the project. This is part of which quality management process?
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