DQA
Data quality assurance (DQA) refers to the systematic activities and procedures used to ensure that data products and datasets meet predefined quality standards and are fit for their intended uses. DQA is a component of data quality management and covers governance, design, development, and operations to prevent quality problems and to detect and correct them when they occur.
Key activities include establishing data quality standards and rules, profiling data to assess quality characteristics, and
Quality is measured along dimensions such as accuracy, completeness, consistency, validity, timeliness, and uniqueness. Effective DQA
Organizations implement DQA within data governance programs and use roles such as data owners, data stewards,
Standards and tools include ISO 8000 data quality, DAMA-DMBOK guidance, and data quality platforms or integration
The goal is to improve decision making, operational efficiency, regulatory compliance, and risk management, while challenges