UML has 14 different diagrams that can be utilized, but the most common are the class and use case diagrams. Class diagrams are utilized for object-oriented design as you have learned. In this course, you are learning about UML for business process modeling purposes as well as for system design.
Diagram 1 – Class Diagram: Draw a UML class diagram that models the  relationships between the following classes: Mall, Store, Salesperson, Department, Manager, Merchandise, Store Catalog, Store Website, and Customer.
Diagram 2 – Use Case Diagram: Develop a use case diagram for a simple ATM machine.