Provide detailed answers to the following questions.

1. What is earned value management, and how does it work?

2. Which project is doing better if the earned value of project A is higher than the earned value of project B?

3. The cost variance is either negative or positive. Is it beneficial to the project or detrimental?

4. What is scope validation, and how does it work?

5. What are some alternatives to using earned value management to assess schedule performance?

6. What tools and strategies are available to help with project cost control?

7. What are the tools available? And what about a cause-and-effect chart?

8. What are the many forms of reports, such as status reports?

9. What are the steps required in keeping track of and regulating stakeholders?

10. What are the most important aspects of risk monitoring and control?

11. What do constructive change orders entail?

12. What are the inputs required to develop schedule?

13. Describe the stages required in developing a schedule in a few words.

14. How do you distinguish between task effort and task duration?

15. Why are milestones included in a timetable alongside task activities?

16. What is the objective of a scheduling table or GANTT-style diagram?