New PMP Question & Answers with explanation

A large construction project for a logistics company will require the expenditure of a large amount of capital. The finance group works with the project manager to project set limits when expenses will be incurred in a given project and to determine whether there are ways to smooth out or level the spending to avoid a single large expenditure in one quarter and none in the next. This is an example of:
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The cost estimates for a project are in the range of +/- 5 %. What phase is the project likely to be in?
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Bottom-up Cost estimating is typically motivated by the size and complexity of:
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Breaking down project activities into smaller components in order to obtain a more accurate cost estimate and then aggregating the estimates of the lower-level components is:
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Costs incurred in one area of a project can offset costs in another area of the same project. However, it is not enough to consider only the costs of project execution when making project decisions. What other costs external to the project must also be considered?
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