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Database Processing for BIS

Database Processing for BIS
In unsupervised data mining, explanations are created after patterns are found.

False
True

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Database Processing for BIS
In OLAP, we are interested in ________ .

measures and dimensions
dimensions only
measures only
levels only

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Database Processing for BIS
Data Mining uses simple arithmetic techniques such as sums, averages, and groupings to perform what-if analyses, to make predictions, and to facilitate decision making.

True
False

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Database Processing for BIS
Which of the following are not done by Business Intelligence (BI) systems?

Both of the above are correct.
Process and record transactions only
Analyze past and current activities only
Neither of the above is correct.

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Database Processing for BIS
Business Intelligence (BI) reporting systems are used to make sophisticated mathematical and statistical calculations in order to prepare reports based on the data.

True
False

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Database Processing for BIS
Business Intelligence (BI) systems do not obtain data from operational databases.

False
True

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