Requirement Analysis and Documentation (BA28)

Learning Objectives:

• Employ use cases to elicit requirements, at a business, system or subsystem level
• Employ use cases to document the scope of a project
• Write use cases in a clear and unambiguous way.
• Model use cases with workflow diagrams
• Plan and divide up the project work based on your use cases
• Manage a use case as it evolves over time and goes through many changes

Intended Audience:

This course has been expressly designed for the Business Analyst, Business System Analyst, System Analyst, and/or Requirements Engineer.  The Designer, Developer and Tester who are actively involved in utilizing use cases may also benefit from this workshop.

Prerequisites:

Knowledge of requirements process and requirements elicitation techniques

Course outline

Section 1: Introduction

• Course objectives
• Understanding of business analysis
• Knowledge areas of BABOK® Guide

Module 2: Overview of Use Cases

• Describe the purpose and value of a use case approach
• Use case terminology
• Introducing a use case approach

Module 3: Strategy Analysis

• Purpose of Needs Assessment
• Needs Assessment and use cases
• Defining and understanding the strategic goals and objectives
• Understanding the business process
• Identifying actors
• Identifying business information
• Analyzing locations and operations
• Drawing the business use case diagram
• Building the business architecture
• Defining solution options

Module 4: Defining System Scope

• Product scope/project scope
• System actors versus business actors
• Analyzing the business process model
• Analyzing business use cases
• Identifying candidate use cases
• Identifying scenarios
• Diagramming use cases
• Draw a use case diagram
• Create a use case catalog

Module 5: Evaluating, Prioritizing, and Packaging Use Cases

• Iterative nature of this work
• Evaluating use cases
• Use case priority
• Use case risk
• Use case complexity
• Use case dependencies
• Evaluate and Prioritize use cases
• Dividing work up between releases
• Packaging
• A process for how to perform packaging

Module 6: Writing the main success scenario

• Use case descriptions
• Primary and secondary goals
• Assumptions
• Pre-conditions
• Triggers
• Post-conditions
• Scenario example
• Main success scenario
• Conditional execution
• Use cases and requirements
• Best practices for writing a use case description

Module 7: Writing the other scenarios

• Scenarios and flows
• Alternate scenarios and flows
• Alternate vs. basic flow
• Guidelines for alternate flows
• Exception flows
• Failed post conditions
• Write alternate and exception flows

Module 8: Process Modeling to describe use case flows

• UML® Activity Diagram Notation
• Sequencing activities
• Developing an activity diagram
• Facilitated sessions
• Draw a UML® Activity Diagram

Module 9 Using Advanced Diagramming Techniques

• Commonality
• Dependency Relationships
• <<Includes>>
• <<Extends>>
• Identify <<include>> and <<extend>> relationships
• Comparing the different relationships

Module 10: Developing a Requirements Specification

• Requirements and use cases
• Detailed requirements
• Common approaches to specifications
• Non-functional requirements
• Write non-functional requirements
• User interface requirements
• UI data descriptions
• Business rules
• Decision tables and inference rules
• How to document simple calculations
• Reporting requirements
• Data requirements
• Data accessibility requirements
• Traceability

Module 11: Course Summary

• Wrap-up
• Finding more information