Question: Using the example of a retail system: List relevant data flows, data stores, processes, and sources/sinks. Consider several sales transactions. Draw a context diagram for

Using the example of a retail system:

  1. List relevant data flows, data stores, processes, and sources/sinks. Consider several sales transactions.
  2. Draw a context diagram for the sales system at the store.
  3. Draw a level-0 DFD that represents the sales system at the store.

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