Answer:
Definition of 'Spiral Model'
Explanation:
The spiral model is similar to the incremental development for a system, with more emphasis placed on risk analysis. The spiral model has four phases: Planning, Design, Construct and Evaluation. A software project repeatedly passes through these phases in iterations (called Spirals in this model).
These phases are
- Planning: This phase starts with the gathering of business requirements. In the subsequent spirals as the product matures, identification of system requirements and unit requirements are done in this phase. This also includes understanding of system requirements by continual communication between the customer and the analyst. At the end of the spiral the product is deployed.
