| Subject | Italian | English |
| comp., MS | diagramma Use Case | use case diagram (A diagram that shows the external actors who will interact with your system and how they will use it. The diagram consists of a system boundary, actors, use cases, and use case relationships (communicates, uses, and extends)) |
| comp., MS | Use Case | use case (In a use case diagram, a representation of a set of events that occurs when an actor uses a system to complete a process. Normally, a use case is a relatively large process, not an individual step or transaction) |