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Define Data Flow Diagram.
A Data flow diagram is a graphical representation that depicts information flow & the transforms that are applied as data move from input to output.
The fundamental form of a data flow diagram, also known as a bubble chart or a data flow graph.
Q What is the advantage of utilizing prototype software development model instead of waterfall model? As well explain the effect of defining a prototype on the overall cost of the
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Hello I want to know the actual difference b/w information technology & computer science & engineering ? Thanks
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