Quality assurance

way of preventing mistakes or defects in manufactured products and avoiding problems when delivering solutions or services to customers; (ISO 9000) part of quality management focused on providing confidence that quality requirements will be fulfilled

Quality assurance is the name for a number of methods to make sure processes, products and services have certain properties. This is done to make sure, that the products delivered meet certain standards, which have been agreed on beforehand. Assuring quality means that certain problems can be avoided. The term quality control is sometimes used.