Tag Archives: level


Draw DFD (Data Flow Diagram) to 2nd level for Online Examination System – IGNOU MCA Assignment 2014-15

 MASTER OF COMPUTER APPLICATIONS Course Code : MCS-014 Course Title : Systems Analysis and Design Assignment Number : MCA(1)/014/Assign/13 Assignment 2013   Data Flow Diagrams A DFD can be categorized in the following forms: Context diagram: An overview of an organizational system that shows the system boundaries, external entities that interact with the system and… Read More »