1) In two paragraphs, answer discussion question 17.7 on page 546. ( 20 points)

1) In two paragraphs, answer discussion question 17.7 on page 546. ( 20 points)
17.7 Problem– What are the five stages of the database design process? In which stages should accountants participate? Why?
2)In two paragraphs, answer discussion question 18.2 on page 575.  (15 points)
18.2 Probelm–Why take the time to develop separate REA diagrams for each business cycle if the ultimate objective is to combine them into one integrated enterprise-wide data model? Why not just focus on the integrated model from the start?