Do Chapter 4 Exercises 2, 3, 4,8, and 10: 2. What is a systems requirement, and how are systems requirements classified? 3. What are JAD and RAD, and how do they differ from traditional fact-finding methods? What are the main advantages of team-based methods? 4. What is total cost of ownership (TCO)? What costs often are underestimated? 8. What is a functional decomposition diagram (FDD) and why would you use one? Explain how to create an FDD. 10. To what three different audiences might you have to give a presentation? How would the presentation differ for each? Which one would be the most challenging for you