The UI should be simple enough for everyone to understand and get the relevant information without any special training. Usability is the main non-functional requirement for a library management system. It keeps track of the borrowed books and sends notifications to the user and librarian about the overdue books. System - The system is the library management system itself. Librarian - The librarian registers new users, adds and maintains the books, collects fines for overdue books, and issues books to users who need them. User - The user can log in, view the catalog, search for books, checkout, reserve, renew and return a book. There are 3 actors in the use case diagram. The system calculates the fine for overdue books on their return.Ī more detailed list of key features that need to be supported by the system is given in the use case diagram.The system should notify the user and librarian about the overdue books.Librarian can add and manage the books.Users can request, reserve, or renew a book.Allow the user to search for books based on title, publication date, author, etc., and find their location in the library.
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