software life cycle

software life cycle

1. incremental

   • Incremental Life Cycle Model.

2. Software Development Life Cycle

   • Requirements-gathering
     • ideas for the project
   • Design
     • project
   • Implementation
     • perform
   • Testing
     • result

3. spiral

   • Spiral Life Cycle Model

4. waterfall

   • Waterfall Life Cycle Mode
     • The Waterfall model is characterized by a series of steps that must be completed in a linear, sequential order.
       • to implement and manage because
       • is inappropriate for complex projects.

5. V-Shaped Life Cycle Mode

   • discrete phases that must each be completed before development proceeds to the next phase.

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