DFDs are not as good as flowcharts for depicting the details of physical systems; on the other hand,flowcharts are not very useful for depicting purely logical information flows.
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Q27: Data cannot move directly from a source
Q28: No process can have only _ and
Q29: A data flow has _ direction(s)of flow
Q30: A data store is data at rest
Q31: A level-1 diagram is a DFD that
Q33: Data flow diagrams are non-versatile diagramming tools
Q34: Data cannot move directly from one data
Q35: A level-0 diagram represents the primary individual
Q36: A data flow has multiple directions of
Q37: A source/sink might not consist of a
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