Use Cases for Business Analysis: In-House Training

Apply the use case method to define the problem domain and discover the conditions that need improvement in a business process

Employ use cases in the analysis of requirements and information to create a solution to the business problem

Translate use cases into requirements

Introductions

Course structure

Course goals and objectives

Overview of use case modeling

What is a use case model?

The 'how and why' of use cases

When to perform use case modeling

Where use cases fit into the solution life cycle

Use cases in the problem domain

Use cases in the solution domain

Use case strengths and weaknesses

Use case variations

Use case driven development

Use case lexicon

Use cases

Actors and roles

Associations

Goals

Boundaries

Use cases though the life cycle

Use cases in the life cycle

Managing requirements with use cases

The life cycle is use case driven

Overview of the basic mechanics and vocabulary of use cases

Apply methods of use case elicitation to define the problem domain, or 'as is' process

Use case diagrams

Why diagram?

Partitioning the domain

Use case diagramming guidelines

How to employ use case diagrams in elicitation

Guidelines for use case elicitation sessions

Eliciting the problem domain

Use case descriptions

Use case generic description template

Alternative templates

Elements

Pre and post conditions

Main Success Scenario

The conversation

Alternate paths

Exception paths

Writing good use case descriptions

Eliciting the detailed workflow with use case descriptions

Additional information about use cases

Use case analysis on existing requirements

Confirming and validating requirements with use cases

Confirming and validating information with use cases

Defining the actors and use cases in a set of requirements

Creating the scenarios

Essential (requirements) use case

Use case level of detail

Generalization and Specialization

When to use generalization or specialization

Generalization and specialization of actors

Generalization and specialization of use cases

Examples

Associating generalizations

Subtleties and guidelines

Use Case Extensions

The <> association

The <> association

Applying the extensions

Incorporating extension points into use case descriptions

Why use these extensions?

Extensions or separate use cases

Guidelines for extensions

Applying use case extensions

Patterns and anomalies

o Redundant actors

Linking hierarchies

Granularity issues

Non-user interface use cases

Quality considerations

Use case modeling errors to avoid

Evaluating use case descriptions

Use case quality checklist

Creating a Requirements Specification from Use Cases

Flowing the conversation into requirements

Mapping to functional specifications

Adding non-functional requirements

Relating use cases to other artifacts

Wire diagrams and user interface specifications

Tying use cases to test cases and scenarios

Project plans and project schedules

System use cases

Reviewing business use cases

Balancing use cases

Use case realizations

Expanding and explaining complexity

Activity diagrams

State Machine diagrams

Sequence diagrams

Activity Diagrams

Applying what we know

Extension points

Use case chaining

Identifying decision points

The documentation trail for use cases

Use case re-use

Use case checklist

What did we learn, and how can we implement this in our work environment?