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The Database Environment

The Database Environment
The database approach requires additional costs and risks.

True
False

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The Database Environment
Data quality problems currently cost U.S. businesses some $60 million each year (Hudica, 2003).

True
False

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The Database Environment
Metadata enables database designers and users to do all of the following except:

sample data.
what the data mean.
what the fine distinctions are between similar data items.
understand what data exist.

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The Database Environment
A shared database should:

All of these
be accurate and available.
be secure.
provide for backup and recovery.

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The Database Environment
Data descriptions are stored in a central location called the depository.

False
True

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The Database Environment
The source of the data is sometimes called the system of record.

True
False

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