Question

Why is data quality more critical in a data warehouse compared to an operational system?

a.

Data quality is always the same in both systems.

b.

Data warehouse decisions have less far-reaching consequences.

c.

Strategic decisions based on business intelligence are made in the data warehouse.

d.

Operational systems handle strategic decision-making.

Posted under Data Warehousing and OLAP

Answer: (c).Strategic decisions based on business intelligence are made in the data warehouse. Explanation:Strategic decisions based on business intelligence in the data warehouse have more far-reaching consequences, making data quality critical.

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Q. Why is data quality more critical in a data warehouse compared to an operational system?

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