New PMP Question & Answers with explanation

The project manager notices that project activities being completed by one department are all taking slightly longer than planned. To date, none of the activities/work packages have been on the critical path, nor have they affected the critical chain planning that has occurred. The project manager is bothered by the problem, since four of the next five critical path activities are being completed by this department. After making three calls, the project manager is finally able to converse with the department manager to determine what is going on. The conversation is slow, because both speak different native languages and they are trying to converse in french, a shared language. To make communication easier, the project manager frequently asks the department manager to repeat back what has been said. The department manager communicates that his staff is following a company policy that requires two levels since four of the next five critical path activities are being completed by this department. After making three calls, the project manager is finally able to converse with the department manager to determine what is going on. The conversation is slow, because both speak different native languages and they are trying to converse in french, a shared language. To make communication easier, the project manager frequently asks the department manager to repeat back what has been said. The department manager communicates that his staff is following a company policy that requires two levels of testing. During the conversation. The department manager also makes a comment that leads the project manager to believe that the policy may include excessive work. This is the fourth time the project manager has heard such a comment. What is the best thing to do?
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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 are all outputs of this process?
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The method used in the Manage Quality process to identify the factors that may influence specific characteristics of a product under development is:
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As an independent consultant, you are working with a project manager of a spacecraft parts manufacturing project to ensure that the team complies with organizational quality policies and procedures. Since parts made in this project must be of high precision and accuracy, you are documenting shortcomings within the processes and procedures to improve the quality for customer acceptance. Which of the following best represents the project management activity you are doing?
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Cindy has been working in a manufacturing project as a project manager. This project is intended to produce high-quality semiconductors to use in computers. Since semiconductors are produced from silicon wafers, she contracted a company to provide silicon wafers to the project on an ongoing basis. For unknown reasons, the contractor provided low-quality wafers to the project, compromising the electrical performance of the semiconductors. Overwhelmed by complaints from the computer division, Cindy is now obligated to correct the manufacturing defects to avoid future liabilities. In this scenario, the costs Cindy incurred are:
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