210-255 · Question #105
210-255 Question #105: Real Exam Question with Answer & Explanation
The correct answer is A: data accuracy (integrity). Data mapping is the process of creating relationships between data fields from a source system to a destination system. It serves two primary purposes: (A) Data accuracy/integrity - mapping ensures data fields align correctly during migration or integration, preventing corruption
Question
Options
- Adata accuracy (integrity)
- Bdata availability
- Cdata normalization
- Ddata confidentiality
- Edata visualisation
Explanation
Data mapping is the process of creating relationships between data fields from a source system to a destination system. It serves two primary purposes: (A) Data accuracy/integrity - mapping ensures data fields align correctly during migration or integration, preventing corruption or mismatches that would compromise data quality; and (E) Data visualization - mapping defines how raw data fields correspond to visual elements in dashboards, reports, or charts, enabling meaningful representation of data. Data availability (B) is an uptime/redundancy concern, data normalization (C) is a database design process (not specifically data mapping), and data confidentiality (D) relates to access controls and encryption, not mapping.
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