International Journal of Innovations in Scientific and Engineering Research (IJISER)
Now-a-days, testing is an important role of any software development process. Testing process is having large cost. The reduction of cost is main problem during software testing process. In basic testing is executing a system with a specific end goal to recognize any crevices, lapses or missing prerequisites in spite of the real desire or necessities. In this paper is includes survey of the basic concepts of software testing, different levels of testing in software development process for better understand.