Question: answer Match each item with its application/purpose. OLTP A. Copying, converting/standardizing data formats, and optionally summarizing and/or OLAP reorganizing data between systems. V ETL B.

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answer Match each item with its
Match each item with its application/purpose. OLTP A. Copying, converting/standardizing data formats, and optionally summarizing and/or OLAP reorganizing data between systems. V ETL B. Business transactions (e.g. inventory/orders, primarily writes) Data warehouse C. Central data repository, used primarily for reporting (reading). D. Exploratory questioning/querying (e.g. "I wonder what product was the most popular Christmas puchase by New Yorkers in 1999?")

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