What is the purpose for doing a Critical Path Analysis Project Management

DB1-What is the purpose for doing a Critical Path Analysis. Explain how you would use it to manage resources in a project that has multiple simultaneous project threads. (SGO-1).

DB2-In Chapter Four, you were introduced to Net Present Value (NPV). Describe what NPV is and how it is used to determine your Return On Investment (ROI) and Payback Analysis in your group project.

please write the answers for two discussion boards with in 250-300 words & reference should be must

please find the attached text book for reference and write the discussion boards.

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