What do each of the four symbols in a DFD represent? Explain the terms used in describing the processes in the DFD.
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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
Q38: A(n)_ in a data flow means that
Q40: There are two different standard sets of
Q41: The lowest level of a DFD is
Q42: A data flow has a noun phrase
Q43: A(n)_ in a data flow means that
Q44: A data flow to a data store
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