Software Development Methodologies

ALSO CALLED: SDM, Agile Software Development, Methods, Methodologies, Cowboy Coding, Development Methodologies
DEFINITION: What is systems development life cycle (SDLC)?(SDLC is also an abbreviation for Synchronous Data Link Control.) The systems development life cycle (SDLC) is a conceptual model used in project management that describes the stages involved in an information system development project, from an initial feasibility study through maintenance of the completed application. Various SDLC methodologies have been  … 
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SOFTWARE DEVELOPMENT METHODOLOGIES DEFINITION (continued): …  developed to guide the processes involved, including the waterfall model (which was the original SDLC method); rapid application development (RAD); joint application development (JAD); the fountain model; the spiral model; build and fix; and synchronize-and-stabilize. Frequently, several models are combined into some sort of hybrid methodology. Documentation is crucial regardless of the type of model chosen or devised for any application, and is usually done in parallel with the development process. Some methods work better for specific types of projects, but in the final analysis, the most important … 
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