An organization has decided to build a data warehouse using source data from several disparate...

Isaca CISA Question Answer

An organization has decided to build a data warehouse using source data from several disparate systems to support strategic decision-making.

Which of the following is the BEST way to ensure the accuracy and completeness of the data used to support business decisions?

The source data is pre-selected so that it already supports senior management ' s desired business decision outcome.

The source data is from the current year of operations so that irrelevant data from prior years is not included.

The source data is modified in the data warehouse to remove confidential or sensitive information.

The source data is standardized and cleansed before loading into the data warehouse.

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