Definition: Agile software development is a group of software development methods based on iterative and incremental development, where requirements and solutions evolve through collaboration between self-organizing, cross-functional teams.
The Agile Manifesto was introduced in 2001 as a response to traditional software development methods.
2. Core Components
2.1 Software Development Method
A framework used to structure, plan, and control the process of developing information systems.
2.2 Software Engineering
Systematic, disciplined, quantifiable approach to software development
Encompasses design, development, operation, and maintenance
Consistently ranked as one of the best jobs in the United States
2.3 Information System
A combination of:
Information Technology (IT)
People's activities
Support for operations, management, and decision making
3. The Four Values of Agile
Individuals and interactions over processes and tools
Working software over comprehensive documentation
Customer collaboration over contract negotiation
Responding to change over following a plan
4. The Twelve Principles of Agile
Customer satisfaction through early and continuous delivery
Welcome changing requirements, even late in development
Deliver working software frequently
Business people and developers must work together daily
Build projects around motivated individuals
Face-to-face conversation is the best form of communication
Working software is the primary measure of progress
Maintain a sustainable development pace
Continuous attention to technical excellence enhances agility
Simplicity is essential
Self-organizing teams generate the best architectures
Regular team reflection and adjustment
5. Agile Characteristics
Light-weighted methodology
Small to medium-sized teams
Adaptable to vague and changing requirements
Simple design approach
Minimal system into production
6. Scrum Framework
Key Roles:
Product Owner: Manages features, release dates, and prioritization
Scrum Master: Facilitates the process and removes impediments
Development Team: Self-organizing group of 5-10 members
Process Elements:
Sprint duration: 1-4 weeks
Daily Scrum meetings
Sprint Planning and Review
Product Backlog management
Exam Preparation Tips
Focus on:
The four core values and their implications
All twelve principles and how they relate to practice
Understanding the roles in Scrum
Key differences between Agile and traditional methods
The importance of iteration and incremental development