As diagram for university

Main Entities and Attributes:

Students: Includes attributes such as StudentID, Name, Major, and EnrollmentYear.

Courses: Includes CourseID, CourseName, and Credits.

Instructors: Includes InstructorID, Name, and Department.

Departments: Includes DepartmentID and DepartmentName.

Relationships:

Students enroll in courses through the enroll relationship, which includes EnrollmentID and Grade.

Courses are taught by instructors through the taught relationship, where each course is taught by only one instructor.

Each instructor belongs to a department through the Belongs to relationship, where a department can have multiple instructors.

System Objective:

This model is designed to organize and manage student records, instructors, courses, and academic departments, facilitating course enrollment tracking, grading, and instructor-course assignments.