What is quality assurance in software testing? Is there any difference between quality control and quality assurance? People normally get confused when they are asked to differentiate between quality assurance and quality control. They believe that quality control, quality testing, and quality assurance are the same activities. As they perform similar kinds of functions, they can be easily confused as the same activities. However, these are different and perform different types of tasks. In this article, we will discuss these types of activities with some more details about quality assurance.