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Data and Database Administration

Data and Database Administration
Incorrect data is easy to detect.

False
True

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Data and Database Administration
Authorization tables contain highly sensitive data and should be protected by stringent security rules.

False
True

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Data and Database Administration
If both data and database administration exist in an organization, the database administrator is responsible for which of the following?

All of these
Database design
Data modeling
Metadata

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Data and Database Administration
Which of the following is the preferred way to recover a database after a transaction in progress terminates abnormally?

Switch to duplicate database
Rollback
Reprocess transactions
Rollforward

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Data and Database Administration
A transaction log shows before and after images of records that have been modified by transactions.

True
False

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Data and Database Administration
The restore/rerun technique involves reprocessing the day's transactions up to the point of failure.

False
True

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