SPIRAL MODEL – DESIGN OF SOFTWARE DEVELOPMENT The spiral model combines the idea of iterative development (prototyping) with the systematic, controlled aspects of the waterfall model. i.e. allows teams to adopt multiple models based on the risk patterns of the… Read More
PROTOTYPE METHODOLOGY
PROTOTYPE METHODOLOGY OF SYSTEM DEVELOPMENT A prototype is a working model that is functionally equivalent to a component of the product. The purpose of a prototype is to allow users of the software to evaluate proposals for the design of… Read More
WATERFALL MODEL
WATERFALL MODEL Waterfall approach was first SDLC Model to be used widely in Software Engineering to ensure success of the project. In “The Waterfall” approach, the whole process of software development is divided into separate phases. In this Waterfall model,… Read More
RAPID APPLICATION DESIGN (RAD)
RAPID APPLICATION DESIGN (RAD) It is a development methodology that provides advanced developments tools, prebuilt, objects, and collaboration tools. These tools include; interative prototyping (at any stage of development), graphical user interfaces builder, computer aided software engineering (CASE), fourth-generation programming… Read More
SYSTEM DEVELOPMENT METHODLOGIES
SYSTEM DEVELOPMENT METHODLOGIES A system development methodology refers to the framework that is used to structure, plan and control the process of developing an information system. It refers to the steps that are used to form, plan, and control the… Read More
SYSTEM ACQUISITION METHODS
SYSTEM ACQUISITION METHODS Acquiring Information Systems and Services Information systems are a major corporate asset, with respect both to the benefits they provide and to their high costs. Therefore, organizations have to plan for the long term when acquiring information… Read More