Class stereotypes are specially used to identify classes in analysis and early design. In addition to providing a process for finding classes, class stereotypes only affect a specific domain because these stereotypes result in a robust object model. The first class stereotype is borderline class. The boundary class used to model the interaction between the system environment and its internal functioning. Boundary class interaction involves transformation, translating events, and noting changes in the presentation of the system. This class also models parts of the system that depend on its environment. There are also class uses for modeling environment-independent parts of the system, such as entity classes and control classes. With this, changing the communication protocol (GUI) means changing only the boundary classes, not the entity and control classes. The boundary class is also used to clarify system boundaries. With this, this class makes it easier to understand the system. This class also provides a good starting point for identifying related services using...