Use Case Diagram

Views	View by default	Object type	Links
Actors		Participation, Actor (UML).	Participation between Participation and Actor (UML) Referenced Actor between Actor (UML) and Package Use Case between Use Case and Participation
Classes		Association, Class, AssociationEnd.	Interface Specification between Class and Use Case Specification between Class and Actor (UML) Required Interface between Class and Actor (UML) Required Interface between Class and Use Case
Constraints		Constraint.	Owned Constraint between Constraint and Extension Actor between Actor (UML) and Constraint Use Case between Use Case and Constraint Use Case Participation between Participation and Constraint ConstrainedGeneralization between Generalization and Constraint
Extensions		Extension.	Owned Extension between Extension and Use Case Extended UseCase between Use Case and Extension
External References		External reference.
Generalizations		Generalization.	Generalization between Generalization and Actor (UML) SupertypeActor between Actor (UML) and Generalization Generalization between Generalization and Use Case Super-type Use Case between Use Case and Generalization
Notes		Note.
Packages		Package.	Referenced Package between Package and Package SuperType between Package and Package
Use Cases		Use Case.	ExtendsUseCase between Use Case and Use Case Uses Use Case between Use Case and Use Case Referenced Use Case between Use Case and Package

FR	Diagramme de cas d'utilisation
EN	Use Case Diagram
DE	Use Case-Diagramm
IT	Diagramma di caso d'uso