New PMP Question & Answers with explanation

Dave, a first-time project manager, was of the opinion that all training activities need to be planned. He discussed this with an experienced project manager who understood that some training was necessarily unplanned. Which of the following are good candidates for unplanned training?
Select one
A key project in an organization has been ignored, due to high travel expenses associated with the movement of subject matter experts and other specialists across various project locations. Which of the following might allow such a project to be undertaken in a cost-efficient manner?
Select one
Which of the following statements about project teams is incorrect?
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A project manager needs team members that report to a functional manager. What technique is the project manager most likely to use to obtain these resources?
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A project manager created a resource histogram. On the histogram, some bars extended beyond the maximum available hours. What does this usually signify?
Select one