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The Database Environment

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

False
True

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

False
True

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The Database Environment
Duplicate data often results in loss of data integrity because:

the data formats may be inconsistent.
data values may not agree.
Neither A &
Both A &

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

True
False

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The Database Environment
A shared database should:

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

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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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