Throughout several years, QA has increasingly become more prominent and significant in the software development industry. Computer development does not constitute a small environment. This is relatively broad and includes a range of activities around the development process and beyond, targeted at various objectives. The starting point in software testing is harbored by significant past successes, while the destination contains two main established targets to which work eventually leads. Breathtaking work obstacles pave the road to milestones and goals. Software testing is a critical way to analyze the software which helps to determine its quality. A typical test scenario consumes 40 ~ 50 percent of development effort and more effort is needed for systems requiring higher levels of reliability. Testing is one of Industry’s most demanding and influential practices. Many researchers, therefore, find enhancing its efficiency in terms of time and money as a significant factor. Objective of Testing Most people are aware of the most basic form of testing that is the method involving finding issues and fixing them to improve overall quality. The four basic test goals are: Demonstration – That shows that the device can be used with reasonable risk for integration. The job is to demonstrate functions under different conditions and to demonstrate that goods are ready for integration or deployment. Detection – This function, as the name implies, recognizes defects, errors, and deficiencies. The aim is to recognize system strengths and limitations in component quality, work items, and system quality. Prevention – A big challenge is to be able to provide information to help avoid or reduce the number of device requirements and performance errors. It also states the identification of ways to avoid future risks and problems. Improving Quality – Through carrying out successful research, we can eliminate errors and thereby boost the software quality. Various types of SDLC Models are: Waterfall Model Prototype Model V Model RAD Model Conclusion Some of the current QA approaches include structuring the development process with a software development framework and using processes, strategies, and tools to help the development process. There have been numerous historical examples where undetected bugs in the software have caused millions of losses to companies. This has necessitated the growth of independent testing, carried out by an organization other than the system developers, thereby increasing the availability of quality assurance testing services.