Activity 5.3: Creating Usage Scenarios

Activity 5.3: Creating Usage Scenarios Usage scenarios help you to determine the tasks that make up a use case.. Gaps in a usage scenario indicate information that you will need to gathe

Activity 5.3: Creating Usage Scenarios

Usage scenarios help you to determine the tasks that make up a use case You can use them to determine your understanding of processes within the business Gaps in a usage scenario indicate information that you will need to gather to document the current state

In this activity, you will develop usage scenarios for six of the use cases that you identified in Activity 5.2

Objectives

After completing this activity, you will be able to:

! Create usage scenarios

Before You Begin

This activity consists of small group tasks and class discussion

Materials

To complete this activity, you will need the Ferguson and Bardell, Inc case study in Appendix 1, and the results of your work in Activity 5.2

Estimated time to complete this activity: 25 minutes followed by a 15-minute class discussion

34 Activity 5.3: Creating Usage Scenarios

Exercise 1: Creating Usage Scenarios

You will create a total of six usage scenarios from the use cases that you identified in Activity 5.2

1 Work in groups assigned by the instructor

2 Identify three use cases each for the consultants and the administrative assistants

3 Review the case study to determine the preconditions, task sequence, and postconditions for each use case

4 Use the tables below to create the usage scenarios

5 When you are finished, identify a spokesperson for your group to present your results to the class

System:

Actor:

Use case:

Scenario:

Precondition:

Task sequence Exceptions

Post condition:

System:

Actor:

Use case:

Scenario:

Precondition:

Task sequence Exceptions

Post condition:

System:

Actor:

Use case:

Scenario:

Precondition:

Task sequence Exceptions

Post condition:

36 Activity 5.3: Creating Usage Scenarios

System:

Actor:

Use case:

Scenario:

Precondition:

Task sequence Exceptions

Post condition:

System:

Actor:

Use case:

Scenario:

Pre condition:

Task sequence Exceptions

Post condition:

System:

Actor:

Use case:

Scenario:

Precondition:

Task sequence Exceptions

Post condition:

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