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All of These Are Guidelines for Creating Good Data Flow

Question 46

Multiple Choice

All of these are guidelines for creating good data flow diagrams except:


A) Show the most detail in the highest-level DFD
B) Each logical DFD should contain between 5 and 7 processing bubbles
C) Even if a file is temporary, include it in your DFD
D) Classify most of the final recipients of processed data as external entities

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