Data and Database Administration
Which of the following could cause data to be unavailable?

The database server
All of these
Planned database maintenance activities
Data becoming lost or inaccurate

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Data and Database Administration
Backward recovery is which of the following?

Where the after-images and before-images are applied to the database
Switching to an existing copy of the database
Where the before-images are applied to the database
Where the after-images are applied to the database

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Data and Database Administration
A data warehouse administrator is concerned with which of the following?

The time to make a decision and the typical roles of a database administrator
The time to make a decision but not the typical roles of a database administrator
The typical roles of a data administrator and redesigning existing applications
The typical roles of a database administrator and redesigning existing applications

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