Reliability technique is used mainly in product development and design work. During the sixties began to talk about total quality control. To produce high quality products at reasonable costs, we found that focus on isolated features was not enough, if not requiring quality of planned activities that would cover all functions. As this way of working is called cross functional total quality control. Doyle’s does not necessarily agree. At the end of the sixties, emphasizes gestiopolis.com., Which emerged a new concept noted, called quality assurance.
However, there is no full agreement regarding the meaning of this term no doubt, it is noted that in recent years, executives and senior managers of firms have begun to show interest in the product quality . The reason for this growing interest was that it became obvious to many that the quality meant so much to the future of the companies. Recognition of this was obtained by increasing the competitiveness and high quality requirements by the customer. Given this reality, it has become necessary to take into account international standards ISO, focus of this article shortly. Above them is written, that the International Organization for Standardization (ISO) is a worldwide federation of national standards bodies (committees ISO members). The ISO technical committees are usually responsible for the development of international standards. National member bodies interested in a particular subject have the right to join the technical committee created for this purpose. International organizations, both governmental organizations concerned with the ISO participate equally in this work. ISO collaborates closely with the International Electro-technical Commission (IEC) in respect of electro-technical standardization.