Use Case #4:











Use Case #1
Use Case #2
Use Case #3
Use Case #5

Change Background Color

Goal:

The goal of the system is to allow the user to change background color
Scope: Global
Level: User
Precondition: User has access to the web site and is logged in
Success Condition: User is able to change background color
Failure Condition: User is unable to change background color
Trigger:

User needs to change background color for personal reference
Actors: User
Type: Primary
Purpose:

To allow the user to change background color for personal reference
Description:

User, after accessing the website, based on his/her personal reference, wants to change background color. User selects the background button, then chooses a color from a pallet that is shown on the webpage. The system then will change the background color accordingly.
Cross Reference: Requirement 5

Typical Course of Event

Actor Action
System Response

1. User clicks on the �Background� button.

2. User picks a color from the color pallet.

3. The system changes the background color to the color user selected.

Go to Sequence Diagram #4
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