Adopts ISO/IEC TR 15026-1:2010 to defines terms and establishes an extensive and organized set of concepts and their relationships, thereby establishing a basis for shared understanding of the concepts and principles central to the AS/NZS ISO/IEC 15026 series across its user communities. It provides information to users of the subsequent parts of AS/NZS ISO/IEC 15026, including the use of each part and the combined use of multiple parts.