Following is a use case diagram for the library management system. The diagram illustrates the various functionalities of the management system. Inside the management system, there are two actors involved.
The first actor is the librarian. The librarian is responsible for the management of stock as well as the infrastructure of the management system. The second actor involved is the student. Here the student represents the student of the institution of which the library is part. The student can search as well as rent out books from the management system.