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CompTIA Data+ DA0-002 · Domain 5: Data governance

Data quality control: validation rules, profiling, quality metrics and monitoring

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Last reviewed September 25, 2026 · Leer en español

Knowing the dimensions of data quality is the theory; quality control is the practice of finding problems, preventing them and proving that data is fit for use. It works best as a continuous process, not a one-time cleanup.

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