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of the four DFD elements, which is not updated with implementation references in the physical DFD ? Data flows ( because they are simply data
of the four DFD elements, which is not updated with implementation references in the physical DFD Data flows because they are simply data Processes because these are actions and not files or data to implement External entities because they are, by definition, outside of the scope of the system Data stores because it is already implied they will be tables
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