This class diagram depicts the key entities in a college management system like admin, instructor, course, department, student, enrollment, and grade. It shows how admin manages users and courses, how instructors teach courses, and how students enroll in them.
The relationships among these classes including assignment, grading, and storage are clearly shown in it. Through this diagram, one can understand the flow of data as well as operations within a college environment encompassing all spheres of academic management.