What is the purpose of the physical data flow diagram? In general, how are they different from
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What is the purpose of the physical data flow diagram? In general, how are they different from logical data flow diagrams? What basic shapes and connections do physical DFDs use? Are physical DFDs a legacy design tool, or are they still a viable tool in today’s object-oriented world?
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Related Book For 
Introduction To Systems Analysis And Design
ISBN: 9780073402949
1st Edition
Authors: Jeffrey Whitten, Lonnie Bentley
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