1. Design Skills
Example

2. Steps to Design a Software System
Build the use case diagram
Build the ER diagram
Write the use case description
Sketch the UI forms using the use case description and the ER diagram

3. DVD Rental Store System
Design a DVD rental system that has two main users: a clerk and an admin
The clerk can add a customer, remove a customer, update the customer’s info, rent DVD, return DVD, view late returns, search for a specific movie, or search for a specific customer
The Admin can add a new DVD, remove a DVD, modify DVD info, or analyze the current rentals

4. Step 1?

6. Step 2

8. Step 3

9. Add Customer Use Case

10. Step 4
Sketch a form to add a customer

11. DVD Rental Use Case

12. Step 4
Sketch a form to rent a DVD

13. More Practice?
Write a use case description for the use case “Search for a movie”
Sketch a UI form for that use case
Repeat for the use case “DVD return”

14. Reference