User: The use case of the system user includes basic data management, student management, score management, and query statistics. Teaching Affairs Administrator: The use case of the teaching affairs administrator includes managing the user and the login system. The main UML use case diagram in the student management includes the following The student’s management use case is a demonstration of the elements of the student management system and how they interact. Example 5: Inventory Management UML Case DiagramĮxample 1: Student’s Management Use Case Example Source: EdrawMax Online.Example 3: Online Shopping System Diagram.Example 2: Website Use Case Diagram Example.Example 1: Student Management Use Case Diagram.