New PMP Question & Answers with explanation

What are the Define Scope process tools and techniques?
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You are the project manager for a construction company that is building a new city and county office building in your city. Your CCB recently approved a scope change. You know that scope change might come about as a result of all of the following except which one?
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You've been assigned as a project manager on a research and development project for a new dental procedure. You're working in the Project Scope Management Knowledge Area. What is the purpose of the scope management plan?
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Giving customers extras, such as adding in functionality or increasing performance not included in the project scope, is known as:
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Which of the following techniques can be used to control scope within a project using a predictive life cycle?
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