HTML FONTS, TAGS AND ELEMENTS QUIZ

Which of the following is part of an administrative policy to secure a database?

Limiting particular areas within a building to only authorized people

Ensure appropriate responses rates are in external maintenance agreements

All of these

Authentication policies

TRUE ANSWER : ?
YOUR ANSWER : ?

The transaction log includes which of the following?

The before and after-image of a record

The essential data of the record

The after-image of a record

The before-image of a record

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YOUR ANSWER : ?

A traditional data administrator performs which of the following roles?

Establish backup and recovery procedures

Tune database performance

Protect the security of the database

Resolve data ownership issues

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YOUR ANSWER : ?

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

True

False

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Backward recovery is used to reverse the changes made by transactions that have aborted, or terminated abnormally.

True

False

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Failure to control confidentiality may lead to loss of competitiveness.

False

True

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Mirrored databases are almost always provided in high-availability systems.

True

False

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YOUR ANSWER : ?

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

True

False

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Incorrect data is easy to detect.

False

True

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YOUR ANSWER : ?

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

True

False

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YOUR ANSWER : ?

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