Question

Use the fucntion view to describe the function "taking a class" then use the object-orieted view to describe the function again.

software engineering question. about actors and use cases.

Use case diagrams needed

Answer 1

Usecase:It focuses on the behaviour of the sustem from an external point of view.the different roles that people can fill when they interact with systems are known as actors.An actor describes any entity that interacts with system.actors are outside the boundary of the system where as the usecases are inside the boundary of the system.

In this diagram partcipating actors are Admin,Teacher,Student.