EA - IT Architecture V2 > UML modeling > Use Case Diagram
Use Case Diagram
 
Creating a Use Case Diagram
Creating a Package
Creating the Use Case Diagram of a Package
Use Case Diagram Elements
Actors
Use Cases
Packages
Participations
Use Case Associations: Extensions and Uses
Generalizations
Interfaces
The use case diagram constitutes a first step in description of an information system. It enables identification of the functionalities to be provided by the system to meet the requirements of organization actors; it therefore describes interactions between the system and the actors.