About this use case diagram for library management

The following use case diagram is for a library management system. It presents the workings of the internal processes within the library system, focusing on how a librarian issues a book and manages the stock within the system.

Here there are two actors involved the student and the librarian. The student is the part of the institution that hosts the library. A student can benefit from the services offered by the library after becoming a member.

On the other hand, the librarian is the employee who is working within the management system. The librarian is responsible for managing the various activities being performed within the system.

In the following system, the librarian is tasked with managing the stock within the system. Here the librarian can add or update the stock which then gets stored inside the management system. The librarian can authorize and issue books to the members of the library. The librarian can also search for a book to confirm its availability.

On the other hand, the student also has the authority to search for their desired book within the management system. The student can also request a book from the librarian.

To rent a book from the library, the student requests the librarian to check the availability of the book. The librarian checks the stock and also confirms the membership of the student. The librarian then issues the book to the student and updates the status of the book within the management system.

How to use this template

Step 1

Click on Use this template to use it. After the template opens, you can customize the diagram by dragging and dropping new shapes from the libraries present on the left side as per the requirement of your system.

Step 2

Edit the text. Style the lines, boxes, and text by clicking on the respective elements. You can also save some common elements in your libraries for future use when creating similar diagrams.

Step 3

Choose a format to save it for later or share it with others. Click on Export to choose the format of your file (.eddx, .pdf, .png, .jpg) to export the file.

Benefits of the use case diagram

With the help of this use case diagram, one can get a clear direction about the steps involved when renting a book from a library system along with the process of managing stock within the system.

This diagram will help you regardless of your expertise level whether you’re a student or a teacher wanting to get a grasp of the functionalities or a developer wanting to implement the library management system in a project of your own, use case diagrams will make your work compact, concise and easily understandable.

Use case diagrams also prove useful for allowing simple and easy expansion plans. The diagram provides an overview of the system, helping software developers understand the current architecture of the system.

FAQs about the use case diagram

  • A use case diagram for a library management system illustrates the interactions between users (librarians, members) and the system. Key use cases include borrowing and returning books, searching the catalog, managing member accounts, adding or removing books, and handling fines. It visualizes user roles and system functionalities.

  • Use "extend" for optional or conditional behavior extending a base use case. Use "include" for mandatory, reusable functionality required by multiple use cases.

  • Edraw Max is a free-to-use online platform where you can create your use case diagrams for free. The platform offers various templates that you can use to create your use case diagrams. The platform also offers a friendly user interface and various tools for you to create your use case diagram.

  • Consider the example of the ATM system. Here the printing of the receipt is dependent on the user selecting the option for printing the receipt. Here the printing of the receipt is the extended use case for a base case as it is optional.

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