Use Cases and User Goals ~ Learn Information System

Introduction Use Case Diagram Technique

A use case represents an activity performed by the system, which is usually a response based on the request of a user. Two (2) The recommended technique for identifying use cases is the goal user technique and also event decomposition technique. Additional techniques can also be used CRUD technique, which is often used to validate the use cases and enrich the existing list.

Use Cases and User Goals

One approach is to identify the uses cases is user goal techniques, carried out by asking users to describe their respective objectives in using the new system. Or in other words, the user goal technique is a technique for identifying use cases to determine the specific objectives that must be completed by the user when using the new system.

To begin, analysts must first identify all users who will use the new system. After that, analysts should implement a structured interview with each user. By focusing on one type of user at a time, the analyst can throw questions more concentrated to identify use cases. During the interview, the analyst should guide the user to identify the specifics about how the new computer system which can assist users in their work. The purpose of this activity is to identify how the system can improve performance and user productivity. Although users are resources for these activities, but they often still need guidance from analyst to be able to think out-of-the-box approach to the completion of their work.

User goal technique to identify use cases include the following steps:

Identify all potential users for this new system.
Classify potential users based on the functional role (eg marketing, sales, finance, etc.).
Furthermore, classify potential users based on organizational level (eg, operational, management, executive, etc.).
Conduct interviews per type of user. This interview should produce a list of destinations that if anything they want in the future using the new system. Ask them to write down each goal with a "verb + noun", eg add customers, update orders, and produce month end reports.
Create a list of use cases early based on each type of user.
Check and make corrections if there is no duplication or use names similar cases.
Identify about why and when the types of different users may require the use cases are the same.
Review the list is complete with every kind of users as well as relevant stakeholders.