DFD Level 1 provides a more detailed breakout of pieces of the 1st level DFD. It also identifies internal data stores of Faculty, Fees, Semester, Subject, Course that must be present in order for the College Management system to do its job, and shows the flow of data between the various parts of College, Course, Fees, Faculty, Semester of the system. First Level Data flow Diagram(1st Level DFD) of College Management System :įirst Level DFD (1st Level) of College Management System shows how the system is divided into sub-systems (processes), each of which deals with one or more of the data flows to or from an external agent, and which together provide all of the functionality of the College Management System system as a whole.
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