3. Compare and contrast the following IT Strategic Roles: a. Automate IT Strategic Role b. Informate-Up/-Down IT Strategic Role C. Transform IT Strategic Role 4. Compare BPMN activity diagrams with DFDs. What is different? What is the same? When would dne notation be better or worse than another? Chapter 3 and Chapter 4 (Data Modeling and Relational Databases and Enterprise Systems) 1. What do the initials "ERP" stand for? To integrate a company's operations what are the five most common ERP modules that a company would implement? What are the advantages of a relational database model over the traditional hierarchical model? 2. What do the initials "REA" stand for? What does REA modeling allow us to determine in database design