A use case and a class diagram.

    Describe the difference between a use case and a class diagram. What is the purpose of each? What role do they play in object-oriented-programming design specifically? 1. Create a class diagram that describes an automobile dealership. Your class diagram should include at least 6 classes and show the relationships between the classes. Refer to this site for additional examples of class diagrams:http://www.agilemodeling.com/artifacts/classDiagram.htm