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Questions and Answers
What are some common causes of bad data quality at source?
What are some common causes of bad data quality at source?
- Operational system defects, manual steps introduction, incorrect algorithms
- Inconsistent data models, complete understanding of source data, master data management
- Manual steps introduction, consistent data models, master data management
- Operational system defects, human errors, environmental stability (correct)
How can bad data quality be introduced during transformation and aggregation?
How can bad data quality be introduced during transformation and aggregation?
- Consistent data models, complete understanding of source data
- Environmental instability, manual steps introduction
- Defects, errors, incorrect algorithms (correct)
- Human errors, master data management issues
What is one of the consequences of poor understanding of source data?
What is one of the consequences of poor understanding of source data?
- Clear and accurate relationships between data
- Consistent common definitions
- Optimal analytics
- Suboptimal data models (correct)
Why is master data management important in handling data from multiple sources?
Why is master data management important in handling data from multiple sources?
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Which factor can lead to inaccurate analytics results?
Which factor can lead to inaccurate analytics results?
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