CAF-3 · Chapter 6 · Question 8 of 15
During the creation of a data warehouse, raw data is pulled from a CRM system, an ERP system, and several flat files. Before this data is loaded into the main warehouse, it is temporarily stored in an intermediate zone to be scrubbed for duplicates. This zone is called the:
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: B) Staging Area
Explanation
The Staging Area is used to temporarily store and clean data (e.g., removing duplicates) before loading it into the data warehouse, preventing corruption of the main warehouse during processing
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