Health Service

David Estrada

Business System Analysis

Week 3: Course Project.

Petrie's Electronics Case (The dropbox for this assignment is "Week 3: Petrie's Electronics Cases

CHAPTER 5 – Q 1,3,5

1. What do you think are the sources of the information Jim and his team collected? How do you think they collected all of that information?

Well Jim and the team collected information through interviews, these interviews would have been with key stakeholders in the company, also says they collected information from loyal customers identified by the marketing department. Finally, Jim and the team collected information about existing systems and competing companies, vendors, trade journals.

3. If you were looking for alternative approaches for Petrie’s customer loyalty program, where would you look for information? Where would you start? How would you know when you were done?

They could of tried of getting that info from several sources, using the vendor brochures, sales info, and industry trade information. Companies websites are good starts as well as getting current customers info.

I would start with the basics and do internet searches, the talk to vendors and look at local competition companies layouts. Once the team gets the information they need would be a great place to start moving forward.

CHp6 Q-(1-5)

Q1.

Are the DFDs in PE Figures 6-1 and 6-2 balanced? Show that they are, or are not. If they are not balanced, how can they be fixed?

In order to balance the diagrams, the context diagram will need to depict the additional sources and their inputs into the system.   Once the context diagram and the level-1 diagram have the same sources/inputs/outputs, the diagrams will be balanced.

5.

Because Designers shouldn't code., or "can't"?

So, if a coding system existed that was capable of expressing everything important, and flexible enough to keep up with change, and easy enough that even a designer could use it ... we should go with it?

So the team needs to...