Question

Draw a sequence diagram of the following use case from the voice mail system in Chapter 2:

Change the Greeting

1. The mailbox owner carries out Log in.

2. The mailbox owner selects the “change your greeting” menu option.

3. The mailbox owner speaks the greeting.

4. The mailbox owner presses the # key.

5. The mail system sets the new greeting.

Variation #1. Hang up before confirmation

1.1.

Start at Step 3.

1.2. The mail box owner hangs up the telephone.

1.3. The mail system keeps the old greeting

Answer 1

If you have any doubts about the diagram feel free to comment. I will change the diagram.

Sequence Diagram