A collection of object-oriented programming (OOP) system design examples, demonstrating various UML concepts including Class Diagrams, Use Case Diagrams (where applicable), Classes, Associations, ...

Java-based Marathon Ticket Registration System using OOP principles like inheritance and polymorphism. Handles participant registration, fee and kit calculations, discounts, and validation. Includes ...

Agent-oriented conceptual modeling notations such as i* represents an interesting approach for modeling early phase requirements which includes organizational contexts, stakeholder intentions and ...