Data warehouses extract and clean data from operational systems.
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Q49: Data marts are usually larger than data
Q49: Data-mining systems integrate data from multiple sources,processing
Q51: A typical low-resolution photograph is equal to
Q52: Data marts are data collections that address
Q53: The curse of dimensionality states that the
Q55: Data granularity refers to the degree of
Q56: Market-basket analysis is a data mining system.
Q57: An organization's data warehouse DBMS cannot be
Q58: Data warehouses and data marts are expensive
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