Solution :
1-student (St Id, Name, F Name, Address)
2-Program (Program Id, Description, Duration, Semester)
3-Topic (Lesson #, Topic Name, Program ID, Session, Course Id)
4-Courses (Course Id, Courses Name, Credit hours)
5-Contents (Content Id, Description, Course Id, Link)
6-Assignment (Assignment Id, Course Id, Marks, Due date,lesson #)
7-Submit (St Id, Assignment Id, Course Id, DueDate)
8-MDB (MDB ID, Topic, Course name)
9-PowerPoint, HTMLdoc, PDFdoc. Entities has attributes: id and size.
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