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Write a note on Spiral model.

Subject : Embedded Systems Design

Topic :Embedded Hardware and Design

Difficulty level : Medium

1 Answer
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  1. This model combines the elements of linear and prototyping models to give risk minimized EDLC model.

  2. It is developed by Barry Boehm in 1988. It starts with project definition and traverse through all phases.

  3. This model is suited for the development of complex products and situations where requirements and technology changes.

  4. The prototype model is evaluated by customers against various parameters. The final product is built based on final prototype on agreement with client.

  5. The activities are as follows –

  • Determine objectives, alternatives, constraints.
  • Evaluate alternatives. Identify and resolve risks.
  • Develop and test.
  • Plan.

    Spiral Model

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