New PMP Question & Answers with explanation

A first-time project manager created a Work Breakdown Structure (WBS) where the deliverables had different levels of decomposition. What would your comment on this be?
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You are working in a matrix project environment where functional managers have control over the resources. You are well aware that not acquiring the project team soon enough for your project could result in changes to the schedule, cost, and quality. To acquire the project team from functional managers, the best technique for you to use is:
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Which of the following techniques focuses on identifying non-value-added activities in a project?
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You are a certified PMP, and the PMI has contacted you as part of an investigation it is conducting into allegations of improper conduct by your manager, who is also a PMP. A complaint has been filed stating your manager has received bribes related to a large procurement contract on another project. PMI has asked whether you could provide information regarding this situation. What should you do?
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During the Collect Requirements process, a group of people were discussing multiple alternatives. One of the individuals in the group made the decision for the group. This method of reaching a group decision is termed:
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