Crucial Exams

CompTIA Data+ DA0-001 Practice Question

Which method can systematically block non-numeric entries from being stored in a column intended for numeric data?

  • Store all inputs as text and rely on a later step to interpret them

  • Require staff to perform weekly reviews of filed records

  • Run a filtering tool after data loading to detect mismatches

  • Use a built-in validation step that rejects entries not matching a numeric pattern

CompTIA Data+ DA0-001
Data Governance, Quality, and Controls
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