New PMP Question & Answers with explanation

Lucy has recently been assigned as the project manager for a new shopping mall construction project. Since the project will span well over five years, Lucy is a bit hesitant to use the current market rates for estimating construction materials cost. The prices have been steadily increasing and the current market rates might not remain valid in the future. Which of the following techniques can Lucy apply to determine her project budget?
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You have a project in which you are responsible for building a condo complex in a resort town. The project is expected to take two years to complete. During your work breakdown structure meeting, you have decomposed many deliverables into work packages and schedule activities. However, there are some work packages that will occur a year from now, so you have elected not to decompose those deliverables and work packages at this time. This is an example of what tool or technique?
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When a project is executed under contract, the contractual provisions will generally be considered as _____________ for the project.
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Agile release planning provides a high-level summary timeline of the release schedule based on the project roadmap. Agile release planning also determines the number of iterations required for the product development. These iterations are also known as:
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Which of the following is NOT a knowledge management tools and technique?
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