Data Warehousing
A goal of data mining includes which of the following?

To confirm that data exists
To explain some observed event or condition
To create a new data warehouse
To analyze data for expected relationships

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Data Warehousing
Data scrubbing is which of the following?

A process to upgrade the quality of data before it is moved into a data warehouse
A process to upgrade the quality of data after it is moved into a data warehouse
A process to load the data in the data warehouse and to create the necessary indexes
A process to reject data from the data warehouse and to create the necessary indexes

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Data Warehousing
The extract process is which of the following?

Capturing a subset of the data contained in various operational systems
Capturing all of the data contained in various operational systems
Capturing all of the data contained in various decision support systems
Capturing a subset of the data contained in various decision support systems

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