käyttökaaviot
Käyttökaaviot, known in English as use case diagrams, are a type of Unified Modeling Language (UML) diagram. They are used to represent the functionality of a system from the perspective of an external user. The primary purpose of a use case diagram is to illustrate the relationships between actors and use cases within a system.
Actors are entities that interact with the system. They can be human users, other systems, or even
The relationship between an actor and a use case is usually shown as a line, indicating that
Key components of a use case diagram include actors, use cases, and relationships. Relationships can also include