BA 215 – Fall 2002
Assignment
due on November 18, 2002
Below there is a Context Diagram and a Level 0 data flow diagram of
the UM-St. Louis registration process. The context diagram shows how the UMSL
registration process interacts with its environment (the rest of UMSL), while the Level 0
diagram shows the various sub-processes that are included in the registration system.
Consider both diagrams in responding to the task below.
- a. Describe the processes shown in the Level 0 Diagram. That is, describe how
information flows: from the environment to the sub-processes, among the sub-processes, and from the sub-processes to the environment. Tell everything you
know about the system as it is described in the diagrams. Please be as
complete as possible in your description.
As you complete this task, remember that we are using the following notation in
the diagrams:
b. From your experience in registering at UM-St. Louis, what is missing from these
diagrams?
c. How might the instructions be made more clear?