New PMP Question & Answers with explanation

You are the newly appointed project manager of a high-profile, critical project for your organization. The project team is structured outside your normal organizational structure, and you have full authority for this project. What type of organization does this describe?
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All of the following statements are true regarding NPV except which one?
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All of the following are true regarding honesty as a value project managers should uphold, except for which one?
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The project manager reviews lessons learned from past similar projects to start the project off on the right foot. What input contains lessons learned and historical information from past projects?
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All of the following are examples of constrained optimization methods except for which one?
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