Software Testing

Software Testing is used to held and identify the Correctness , completeness , and quality of a developed cmputer software, It is the process of technical investigation to be performed on behalf of stakeholders t oreveal the quality of the product,There are many  testing tools available to find the errors ,testing is finding out how well the developed software works.I nany hardware or software development testing is used at key point in overall process to determine whether the objectives are being met.
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Software Development Lifecycle

 Software Development Lifecycle (SDLC)  is a detailed plan on how to create , develop and implement the software , which gives  complete plan and stages involved in an information system development project from initial feasibility studies through mainatenance of the  completed application.It is the process of creating or altering systems.We have to do the following before starting up the Project : Planning , Definition ,User and System Requirements, analysis and design,implementation and maintenance
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