(i) QA, as distinguished from quality control (QC), involves activities in the business, systems, and technical audit areas. A set of predetermined, systematic actions which is required if a product or service is to satisfy quality requirements. www.st.com. (ii) All the planned and systematic activities implemented within the quality system and demonstrated as needed, to provide adequate confidence that an entity (service, product, process, activity, organization) will fulfill the requirements for quality. strategis.ic.gc.ca