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

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

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The Database Environment
Legacy data is which of the following?

Data contained by a system used prior to the installation of a new system
Data contained in a newly-installed system
Data contained in a file system
Data rejected during the installation of a new system

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The Database Environment
An extranet is which of the following?

The use of Internet protocols with unlimited access to company data by people within an organization.
The use of Internet protocols with limited access to company data by people within an organization.
The use of Internet protocols with limited access to company data by the company's customers and suppliers.
The use of Internet protocols with unlimited access to company data by the company's customers and suppliers.

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