New PMP Question & Answers with explanation

Nancy is carrying out cost-benefit analysis for a project. If undertaken, the project will start in January next year and end by December. The project will incur a constant cost of $10,000 each month (payable by the end of each month) giving a total cost of $120,000 for the project. The revenue from the project is collected on a quarterly basis. The total revenue for the project by the end of December will be $200,000. The opportunity cost of the project is 12 percent which is the bank interest rate Nancy can get if she does not invest in this project. The total present value of all cash outflows is $112,551, while the total present value of all cash inflow is $185,721. What is the benefit-to-cost ratio for the project?
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What is the difference between the Monitor and Control Project Work process and the Direct and Manage Project Work process?
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You are beginning a new project. When should you use the Perform Integrated Change Control process?
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Which of these tools and techniques is common to all seven Project Integration Management processes?
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The Close Project or Phase process is not performed when:
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