Question

What is the potential consequence of an error in the region codes entered for marketing purposes in the operational system?

a.

Invoices to customers will be mailed with incorrect region codes.

b.

The accuracy of region codes in the operational system is crucial for business intelligence.

c.

Errors in region codes will not affect the data warehouse analyses.

d.

Dirty data from region codes won't impact data quality in the data warehouse.

Posted under Data Warehousing and OLAP

Answer: (b).The accuracy of region codes in the operational system is crucial for business intelligence. Explanation:Errors in region codes in the operational system can lead to serious misrepresentation in data warehouse analyses.

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Q. What is the potential consequence of an error in the region codes entered for marketing purposes in the operational system?

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