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LearnStep 1 of 2
Development Methodologies
Learning Objectives
- •Compare Agile and Waterfall
- •Understand when to use each
- •Learn iterative development
Lesson Outline
LearnStep 1/2
Development Methodologies
plaintext
Waterfall Characteristics
- Sequential, linear phases
- Extensive upfront planning
- Documentation-heavy
- Change is difficult and costly
- Clear milestones and deliverables
Agile Methodology
plaintext
Agile Characteristics
- Iterative, incremental delivery
- Continuous feedback and adaptation
- Working software over documentation
- Embraces change
- Cross-functional teams
Comparison
| Aspect | Waterfall | Agile |
|---|---|---|
| Flexibility | Low | High |
| Customer Involvement | Beginning/End | Continuous |
| Delivery | One release | Incremental |
| Risk | Late discovery | Early discovery |
| Best For | Clear requirements | Evolving requirements |
Why Iterative Building Matters
- Faster feedback loops
- Reduced risk of building wrong thing
- Earlier value delivery
- Better team morale