Precision Tools sells a line of high-quality woodworking tools. When customers place orders on the company’s Web site, the system checks to see if the items are in stock, issues a status message to the customer, and generates a shipping order to the warehouse, which fills the order. When the order is shipped, the customer is billed. The system also produces various reports.
1. Draw a context diagram for the order system.
2. Draw a diagram 0 DFD for the order system.
3. Name four attributes that you can use to define a process in the order system.
4. Name four attributes that you can use to define an entity in the order system.