SPIRAL

Methodology

One of the most flexible SDLC methodologies, the Spiral model takes a cue from the Iterative model and its repetition; the project passes through four phases (planning, risk analysis, engineering and evaluation) over and over in a “spiral” until completed, allowing for multiple rounds of refinement.

Requirement Analysis

Exact requirements are analyzed

Design

Solution is designed to meet the requirements

Implementation

Start implementing the required fix

Testing

All changes are quality checked and tested to make sure it adheres to the clients requirements.

Installation

All changes are installed into production environment 

Requirement Analysis

Exact requirements are analyzed