OVERVIEW
1. Created a document describing the business and identifying the problems being experienced by the assignment case study company, Farmers Friend.
2. You will also need to include a "reflection" document that identifies:-
a. how your team's original Assignment-1 report has had to be modified to correct any errors detected from the marking feedback,
b. any subsequent review by yourself during your modelling activities,
c. and personal comments about how you handled the whole process.
3- Follow the marking sheet.
Item 4.
- Just TWO ActivityDiagrams are required to be drawn, but for each of them there must be both an Activity Narrative and a Diagram (using swimlanes).
- The two that you must supply are "Select Purchases"and "Make Payment".
You should write the data elements, activity list and the steps of the drawing in visio. You should use UML metriec style not the US style
- You must supply the following DFD drawings...
- A correct Context Diagram.
- A System Diagram.
- Three Sub-system diagrams - "Select Purchases", "Make Payment",and "Pick Order".
- The Data element listings can be for any Master files or Transaction files relating to any of the Sub-system diagrams, but must relate ONLY to those three Sub-Systems.
Use Case to start Assignment
Business activity and business data
|
Action
|
Internal Role
|
External Stakeholder
|
Main data needed by all people involved
|
|
1. Customer Order received online
|
Sales manager
|
customer
|
Invoice : Select Purchases
|
|
2. Credit check is done to prevent customer over-commitment.
|
Credit manager
|
Customer
|
Credit : Payment
|
|
3. Goods shipped to a customer by courier.
|
Sales manager
|
Customer
|
Invoice : Order Picked
|
Note: when you are doing the DFD diagram just use the external box.
Try to use the master data or make it up.
The diagrams have to be in the Assignment:
1- Context diagram - showing the system "Farmer Friend"
2- System diagram - showing the subsystem
3- Primitive diagram (DFD) - showing "Make Payment"
4- Primitive diagram (DFD) - showing "Select Purchases"
5- Primitive diagram(DFD) - showing " pick order"
6- Activity diagram - showing " Make Payment"
7- Activity diagram - showing " Select purchases"