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The Database Environment

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

False
True

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The Database Environment
Data administrators are responsible for:

overall management of data resources in an organization.
managing technical issues in the database environment.
writing application programs.
physical database design.

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The Database Environment
The most common source of database failures in an organization is the failure to implement a strong database administration function.

True
False

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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
Databases that contain historical and summarized information are usually called data warehouses.

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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