💡 Big data governance is primarily the responsibility of management, which must ensure that data storage systems are properly structured and that processes for updating critical data elements are well-defined and effectively implemented. This helps maintain data integrity, security, and accessibility within the organization. B. External auditors do not have primary responsibility for monitoring and maintaining analytical models—this is typically a management or IT responsibility. C. The board provides oversight rather than directly implementing controls around data quality dimensions—this is a management function. D. Internal auditors assess data governance effectiveness but do not have direct responsibility for ensuring data quality and security—they provide independent assurance rather than operational oversight. عن ضمان جودة وأمن البᚖانات أو إدارتها