CompTIA
DA0-001 · Question #98
Jhon is working on an ELT process that sources data from six different source systems. Looking at the source data, he finds that data about the sample people exists in two of six systems. What does…
The correct answer is C. Invalid Data. While invalid, redundant, or missing data are all valid concerns, data about people exists in two of the six systems. As such, Jhon needs to account for duplicate data issues.
Data Governance, Quality, and Controls
Question
Jhon is working on an ELT process that sources data from six different source systems. Looking at the source data, he finds that data about the sample people exists in two of six systems. What does he have to make sure he checks for in his ELT process? Choose the best answer.
Options
- ADuplicate Data.
- BRedundant Data.
- CInvalid Data.
- DMissing Data.
How the community answered
(29 responses)- A14% (4)
- B3% (1)
- C79% (23)
- D3% (1)
Explanation
While invalid, redundant, or missing data are all valid concerns, data about people exists in two of the six systems. As such, Jhon needs to account for duplicate data issues.
Topics
#ELT Process#Data Quality#Data Integration#Invalid Data
Community Discussion
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