What Are The Four Levels Of Testing In The Software Development Lifecycle

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The testing process is crucial for anyone looking to develop software. This paper highlights the four levels of testing in the software development lifecycle. It will also go into detail about the purpose for each level of testing, why testing on each level is important, and how the four testing levels relate to one another.
Software testing is used to ensure that a piece of software functions exactly how it was designed to function and if there are any requirements or specifications set forth by a client, they are also functioning properly. The overall goal of software testing is not to discover every single bug that’s in a piece of software, but to reveal anything that will prevent the software from performing its desired function. Software …show more content…

The objective of this test is to assess whether the software aligns with what the client put down in their design request and to see if it meets the quality standards set forth before development began. System testing is typically performed by independent testers who had no role in the development process. System testing is one of the most important tests due to the fact that is ensures the software meets the specifications, usage, and business needs that were requested by the client. The purpose of system testing according to the website inflectra.com which runs a test management software is “The system testing part of a testing methodology involves testing the entire system for errors and bugs. This test is carried out by interfacing the hardware and software components of the entire system” (Inflectra …show more content…

Testing teams know how vital the testing phase is in the development lifecycle. Testing is done with progression of the software into production in mind starting with unit, integration, system, and finally acceptance testing. Each testing process is designed to efficiently examine the software and move it through the levels. There is no simple way to test a piece of software, this process was designed to make it easier on developers to fix software before it leaves their hands. After seeing the testing process I see how important it is to detect problems before releasing software and to fix them on the spot during development. Overall, testing early and consistently on any project can help a developer discover problems in software before release to production and avoid money and time wasted

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