Web & Social Media Analytics Previous Year Question Paper.pdf
dtata flow digram
1. Data Flow Diagrams (DFDs) Mr.Prasad Sawant Department Of Computer Science Prof .Ramkurshana More Arts, Commerce and Science College Akurdi. Mobile :9665755707 Email:sawanprasad@gmail.com Blog:http://prasadmsawant.blogspot.com/
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3. DFD Symbols (Gane & Sarson) Process Data Flow Data Store Source/Sink (External Entity)