Explain the purpose of using leveling diagrams (i.e., Diagram 0, Diagram 1). Use a web business as a specific example.
Describe how a context diagram of a web business would differ from the data flow diagram. What are the advantages of using a data flow diagram?
This solution explains the purpose of using leveling diagrams (i.e., Diagram 0, Diagram 1), including an illustrative example and diagram. It also explains how a Context Diagram of a web business would differ from the data flow diagram, as well as whether there are advantages (or limitations) to using data flow diagrams.