What is mean by data flow diagram? What is the difference between the data flow diagram and flow chart?

Interview Candidate
Jun 27th, 2006
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AK

Jul 11th, 2006

Come on guyz, refer Software Engineering book...these r all basics...U must know all these by ur edu' completion.
Let me answer u this time...
DFD dipicts the data dependencies/control/flow among the modules.
Flow Chart shows us the flow of the process/program control among the modules/programes.

suresh0249
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Aug 8th, 2006

Ans:- Data flow diagram: A modeling notation that represents a functional decomposition of a system.
Flow chart: Step by step flow of a programe.