Chapter 6 - Use Case

1 Page
75 Views

Department
Information Technology Management
Course Code
ITM 430
Professor
Aziz Guergachi

This preview shows half of the first page. Sign up to view the full page of the document.
Description
Chapter 6 – Use Case 6.1 Example - Use cases are text stories of some actor using a system to meet goal. - Example: Process Sale: A customer arrives at a checkout with items to purchase. The cashier uses the POS system to record each purchased item. The system presents a running total and line-item details. The customer enters payment information, which the system validates and records. The system updates inventory. The customer receives a receipt from the system and then leaves with the items. - Uses cases often are needed to be more detailed or structured and the essence is discovering and recording functional requirements by writing stories of using a system to fulfill user goals 6.2 Definition: What is Actor, Scenarios, and Use Cases Scenario: is a specific sequence of actions and interactions between actors and the system Use case: is a collected of related success and failure scenarios that describe the actor using a system to support a goal - It contains the main success scenario and alterative scenarios 6.3 Use Cases and the Use-Case Model - The Use-Case Model is not only requirement artifact in the UP. There are also the Supplementary specifications, Glossary, Vision, and Business Rules. - The use case model may optionally include a UML use case diagram to the name of use cases and actors and their relationships, which is the context diagram of the
More Less
Unlock Document

Only half of the first page are available for preview. Some parts have been intentionally blurred.

Unlock Document
You're Reading a Preview

Unlock to view full version

Unlock Document

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit