1. When the derived class gets all the member variables from the base class, we say that they are from the base class

2. Draw a DFD for a specialty tie store. You should include two to four entities, two to four processes, and two to four data stores. (6 points)

Sol84:

1. When the derived class gets all the member variables from the base class, we say that they are inherited from the base class.

2. Here is a simple DFD for a specialty tie store:

Customer Order

| |

V

Salesperson Process Order

| |

V

Inventory Shipping

Entities:

• Customer
• Salesperson

Processes:

• Process Order
• Shipping

Data Stores:

• Order
• Inventory

The customer places an order with the salesperson, who then processes the order. The inventory is updated to reflect the items in the order. The order is then shipped to the customer.