DFD Practice Exercises

Some of these may ask for a data model or ERD.  This is covered in Chapter 10.

1.  Open Road (context diagram only)

2.  Order Fulfillment System (this is supposed to be a confidence builder) 

3.  ATB, Inc.  (interview transcript)

4.  Pinky's Pizza

In the Hoffer et al. text, 3rd edition (these are more challenging):

1. P&E 8.12.  Maximum Software.  This is a tough problem.  You need to make several assumptions, the problem is rather ambiguous.
2. P&E 8.13.  Mercy Hospital.