Data flow diagrams ... to follow. 1 Define the scope and level of detail Before you start drawing your DFD, you need to define the scope and level of detail of your diagram.

As a level 2 data flow diagram (DFD), you can see more detail about the processes that go into an information system than in a level 1 DFD. Plans and records can be created to specify a specific ...

This example illustrates the use of PROC NETDRAW to draw ... Three ID variables are used to specify the text that is to be placed within each node. The flow diagram is shown in Output 5.12.1. data ...