University management system is a software application developed to store the details of students, faculty, course, and fees in a database. The objective is to handle the university related information.It is totally managed by the administrator as he or she has the right to modify any details. So the data maintained is secured and reliable. The er-diagram represents the model of the university management system. It shows the database tables and the relation between them. The main entities of this system are college, students, faculty and the courses. The DFD stands for data flow diagram which represents the flow of data for any process. There are different levels of DFD.