H19-105-V2.0: HCSA-Sales-Data Center Facility V2.0

The Quality Management System (QMS) model used in IT service management and business process quality frameworks is indeed built upon the ISO 9000 family of standards. ISO 9000 provides the foundational principles, terminology, and requirements for establishing, documenting, implementing, and maintaining a quality management system, and it is widely referenced as the basis for QMS approaches across industries, including IT service management.