New PMP Question & Answers with explanation

Which of the following describes the key focus or purpose of the Manage Project Knowledge process?
Select one
All of the following statements are true regarding risk events except which one?
Select one
This process is concerned with determining the engagement levels of the stakeholders.
Select one
Project managers have the highest level of authority and the most power in which type of organizational structure?
Select one
You are the project manager for Xylophone Phonics. It produces children's software programs that teach basic reading and math skills. You're performing cost estimates for your project and don't have a lot of details yet. Which of the following techniques should you use?
Select one