New PMP Question & Answers with explanation

A stakeholder register documents which of the following?
Select three
A project manager of a large manufacturing company is working on a new system that will reduce the bolt manufacturing process by 30 seconds, saving the company 2 percent in annual operating costs. This project will touch all departments and engage senior leadership. The project manager knows stakeholder engagement will be critical to success and sets up a brainstorming session with the sponsor to develop the initial list of stakeholders. She then engages those individuals to further capture other stakeholders that will need to be involved and collect any information available about them in order to conduct stakeholder analysis. Where will the project manager capture this information?
Select one
The project team recently participated in a working session to determine the costs associated with individual activities. To produce a more accurate estimate, they broke each activity down further into smaller chunks. What estimating technique is the team using?
Select one
Which of the following best describes enterprise environmental factors?
Select one
Which of the following domains are part of the Five-Factor Model that identifies personality traits?
Select two