Waterfall

Steps in Waterfall Model:

1. Conception
2. Initialization
3. Analysis
4. Design
5. Construction
6. Testing
7. Deployment

Types of waterfall model:

• Traditional
• Spiral

Pros and Cons:

• Adaptability
  • The waterfall Method is a structured software development methodology so it is quite rigid.
  • Changes cannot be made after the completion of a phase.
• Collaboration
  • Client input is required only after completing each phase.
  • Hardly any test plan is discussed during a cycle.
  • Coordination is not needed as one team starts the work after the finish of another team.
• Project Management
  • It is mainly used for small project development.
  • Testing can only be performed when the complete product is ready.
  • It requires a large team.
  • The cost of development is high.
  • It takes more time compared to Agile, or lean.