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Database Processing for BIS

Database Processing for BIS
Business Intelligence (BI) reporting systems cannot do which of the following operations?

Filter data
Both filter and group data
Modify data
Group data

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Database Processing for BIS
OLAP uses measures, dimensions and associations.

False
True

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Database Processing for BIS
The term neural networks as used in data mining is a misnomer.

False
True

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Database Processing for BIS
Business Intelligence (BI) systems do not obtain their data by which of the following means?

Process data purchased from data vendors
Process transactions
Process extracts from operational databases
Read and process data from an operational database

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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
We have been given access to the company's operational data, and have been asked to produce a report. We discover that some of the data we need are in an SQL server database while other needed data are in a separate Oracle database. This is an example of ________ .

inconsistent data
a "wrong format" problem
dirty data
non-integrated data

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