Use Case #5:












Use Case #1
Use Case #2
Use Case #3
Use Case #4

Remove Users from the Listbox

Goal:

The goal of the system is to allow the administrator to remove users from the listbox

Scope: Global
Level: Administrator
Precondition: User has finished asking a question
Success Condition: User is removed from the listbox
Failure Condition: User is not removed from the listbox
Trigger:

User finished asking his/her question

Actors: User & Administrator
Type: Primary
Purpose:

To remove a user from the listbox that contains user names

Description:

After a user on the other end of the chat has asked a question, the administrator clicks on the user name and clicks on the "Remove" button.

Cross Reference: Requirement 8

Typical Course of Event

Actor Action
System Response

1. Administrator clicks on user name, then clicks on the "Remove" button.

2. The system removes the user and updates the list.


Go to Sequence Diagram #5

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