![]() ![]() The classes and interfaces in the diagram represent the members of a family tree and the relationships between the classes are analogous to relationships between members in a family tree. A class diagram consists of a group of classes and interfaces reflecting important entities of the business domain of the system being modeled, and the relationships between these classes and interfaces. Decide the inheritance of personal traits and charactersĪ UML class diagram is similar to a family tree.Determine relations among family members.Find the characteristics of each family member.Identify how they are related to each other.Identify the main members of the family.What is a UML class diagram? Imagine you were given the task of drawing a family tree. By the end of the second article, you will be able to define classes for a system and read and create class diagrams. ![]() In our next article, a sequel to this one, we will see how to create class diagrams for our case study-Courseware Management System. Now, you will learn about UML class diagrams, what the elements of a class diagram are, what each of these elements signify, and how to identify them. In the previous article, you saw what UML use cases are, and how to identify and create use cases.
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