Spiral Model - Tutorialspoint
www.tutorialspoint.com › sdlc_spiral_modelSpiral Model – Weaknesses. The disadvantages or weaknesses of the Spiral method are −. May be hard to define objectives, verifiable milestones that indicate readiness to proceed through the next iteration. Time spent in planning, resetting objectives, doing risk analysis and prototyping may be an overhead.
SDLC - Spiral Model - Tutorialspoint
www.tutorialspoint.com › pdf › sdlc_spiral_modelSpiral model is a combination of iterative development process model and sequential linear development model i.e. waterfall model with very high emphasis on risk analysis. It allows for incremental releases of the product, or incremental refinement through each iteration around the spiral. Spiral Model design The spiral model has four phases.