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Software Testing Methodologies: Black Box, White Box, Waterfall, V-Model, Spiral Model Explained! Introduction Software development includes different kinds of testing methods. Software testing is an important part of software development. Writing a piece of code is very important, but testing the code is much more important than writing it. Software testing means that testing the code using different conditions and to check the quality of output and whether the output is as expected or not. Before testing the code, the developer will prepare a set of test cases with varying conditions to check the output. Any errors, bugs or difference in result can be found out during the testing phase. It is the job of software quality assurance engineer to conduct the testing and check the results. Though you have many software testing methodologies available, the below listed are the most frequently used by the software engineers . Black box It is the commonly used testing met...