New PMP Question & Answers with explanation

Which of the following statements regarding Resource Leveling and Resource Smoothing is correct:
Select one
You have completed a milestone in your software development project, and you are now verifying that the product meets the specifications outlined in the project management plan. In which process group is this process?
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You are managing a complex software development project for an external customer. You are using the waterfall approach to manage the project in line with the contractual requirements. However, you are not comfortable with this approach. You believe that customers don't really know what they want upfront; rather, what they want emerges out of repeated two-way interactions over the course of the project. In your current situation, the waterfall approach has its emphasis on upfront requirements capture and design, followed by product development and finally the system testing. The customer will only be involved during the requirements gathering and system testing stages and will be completely out of touch during the development activities. Which of the following can help you mitigate the risk created by the waterfall approach:
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Which of the following predictive project management techniques resembles an agile approach:
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A software vendor on your project is hoping to be awarded a contract providing software for another project at your company. You are not the manager of the other project. However, the vendor offers you tickets to an upcoming professional sports event if you will "put in a good word" for his company to the vendor selection team of the other project. What do you do?
Select one