Please answer the following! I will be sure to upvote

1. Suppose you are a project manager using the waterfall development methodology on a large and complex project. Your manager has just read the latest article in Computerworld that advocates replacing the waterfall methodology with scrum and comes to your office requesting you to switch. What do you say? (10 points) 2. Suppose you were developing a new executive information system (EIS) intended to provide key strategic information from existing corporate databases to senior executives to help in their decision-making. These executives are not experienced computer users, and have no clear idea of the new system. What methodology would you use? Why? (15 points) 3. Suppose you are the analyst charged with developing a new system for the university bookstore with which students can order books online and have them delivered to their dorms and off-campus housing. What requirements-gathering techniques will you use? Describe in detail how you would apply the techniques. (15 points) 4. Assume that you will gather information regarding processes at a college cafeteria (e.g., ordering, customer service). Develop interview questions, including 5 closed-questions, 5 open-ended questions, and 5 probing questions for this project. (15 points)