★ QA is concern for Process Quality and Programmers are concern for Product Quality.

★ QA ensure that the processes used for developing the product of high quality where as programmers used these processes so that end product is of good quality.

★ Processes are decided by QA. Programmers are supposed to follow the processes so that they can produce a good quality product.

★ Any issue found during execution of process by the programmers is communicated to the QA so that they can improve the process.