A data warehouse is a ________ collection of information, gathered from many different ________ databases, that supports business analysis activities and decision-making tasks.
A) logical; operational
B) physical; operational
C) logical; transactional
D) physical; transactional
Correct Answer:
Verified
Q8: What is extraction, transformation, and loading?
A) It
Q285: Which of the following contains a subset
Q286: databases in the data warehouse model?
A)competitor and
Q287: Which of the following describes ETL?
A)a process
Q289: What is the ultimate outcome of a
Q291: Within the beginning stage of the data
Q292: What do data warehouses support?
A)OLAP
B)analytical processing
C)OLTP
D)OLAP and
Q293: Which of the following is an example
Q294: How would the retail industry use business
Q295: Why were data warehouses created?
A)Numbers and types
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