New PMP Question & Answers with explanation

Your customer has decided that you cannot go forward with the project you’re managing without a change to the agreed-upon WBS. A contract amendment is agreed on and signed, the change control system processes are followed, and you modify the appropriate planning documents to reflect the change. As a result of the approved change, substantial updates to the project costs and the project schedule occur as well. Which of the following is not true regarding this situation?
Select one
Which process is concerned with effectively engaging stakeholders, understanding their needs and interests, understanding the good and bad things they bring to the project, and understanding how the project will affect them?
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A project manager is preparing to obtain the resources needed to perform the work of the project. What project document is the project manager likely to reference as a guide to both acquiring and managing the project resources?
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You have received proposals in response to your recent RFP. The following types of information were used by your evaluation team to rate the vendors: availability, experience, and training. Experience was given the most weight, 5. Availability was assigned a weight of 3, and training was assigned a weight of 2. Vendor A scored the following: availability as 4, experience as 2, and training as 2. Vendor B scored the following: availability as 3, experience as 4, and training as 4. Which vendor won the bid, and what was the final score?
Select one
You are a project manager working on a project involving a new scientific discovery in conjunction with your local university. Because of some changes that were approved during the Monitoring and Controlling processes, you discover that the descriptions of the deliverables that make up the final product of the project are no longer accurate or complete. Which of the following will you use to track the changes to the deliverables and ensure their descriptions are accurate and complete, and what process is this associated with?
Select one