CDPSE · Question #41
CDPSE Question #41: Real Exam Question with Answer & Explanation
The correct answer is B: Granularity. Granularity is the level of detail or specificity of the data. Data that is not aggregated is data that has a high level of granularity, meaning it contains more information and can be analyzed in more ways. Data that is aggregated is data that has a low level of granularity, mea
Question
When choosing data sources to be used within a big data architecture, which of the following data attributes MUST be considered to ensure data is not aggregated?
Options
- AAccuracy
- BGranularity
- CConsistency
- DReliability
Explanation
Granularity is the level of detail or specificity of the data. Data that is not aggregated is data that has a high level of granularity, meaning it contains more information and can be analyzed in more ways. Data that is aggregated is data that has a low level of granularity, meaning it has been summarized or combined and has lost some information. Therefore, when choosing data sources to be used within a big data architecture, the granularity of the data must be considered to ensure data is not aggregated.
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