SDLC – The Agile Model – What is it?

Agile development approaches were founded on real-world experiences of software developers who called for reform due to the problems and shortfalls that can be encountered when following more conventional development models. The basis of the agile model is to tackle these challenges that are related to the origin of and the processes involved in theContinue reading “SDLC – The Agile Model – What is it?”

SDLC – The Waterfall Model

The Waterfall Software / System Development Life Cycle model is a cascading, consecutive approach to systems development. The model follows the principle SDLC phases step by step in a logical manner as they are detailed, beginning with planning and/or a requirements analysis and working sequentially all the way to the deployment and maintenance stages. The waterfall model allows for the absolute completion of each stage in a gradual and consistent manner. In almost all cases when the waterfall model is correctly employed, the deliverables of each stage should act as the basis for the following stage and each phase must be completed before the next phase can begin.