New PMP Question & Answers with explanation

The project has had a major defect, and the project manager has involved the project team and process engineers in analyzing the situation. One of the group says that the real fault ¡s the age of the equipment. Another says it is the lack of material of the correct quality. To address the root of the problem. The project manager decides to use an ishikawa diagram. Which of the following best describes the part of the quality management process in which the group is involved in this situation?
Select one
You are asked to select tools and techniques to supplement existing quality control activates. Which of the following would not be appropriate for this purpose
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Which of the following best describes a control chart
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The project team has created a plan for how they will implement the quality policy, addressing responsibilities, procedures, and other details. If this plan changes during the project, which of the following plans will also change?
Select one
To address the root of problem, the pm decides to use an ishikawa diagram. Which of the following best describes the part of the quality management process in which the group is involved in this situation?
Select one