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Que. Data mining is
a. the process of extracting valid, previously unknown, comprehensible and actionable information from large databases and using it to make crucial business decisions.
b. a tool that allows end users direct access and manipulation of data from within data warehousing environment without the intervention of customised programming activity.
c. a tool that helps end users extract useful business information from large database.
d. All of the above
Answer:the process of extracting valid, previously unknown, comprehensible and actionable information from large databases and using it to make crucial business decisions.
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