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Database Processing for BIS

Database Processing for BIS
Formatting the report is part of authoring a report.

True
False

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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
The delivery function of a report management system allows reports to be delivered via e-mail, via the Web, via XML Web services, via hand delivery and other delivery means.

False
True

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

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Database Processing for BIS
We have Market Basket data for 1,000 rental transactions at a Video Store. There are four videos for rent -- Video A, Video B, Video C and Video D. The probability that Video D will be rented given that Video C has been rented is known as ________ .

support
the basic probability
lift
confidence

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Database Processing for BIS
Which of the following is not a reason that operational data are difficult to read?

Non-integrated data
Dirty data
Missing values
Non-duplicated data

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