Data and Database Administration
Which of the following is part of an administrative policy to secure a database?

Authentication policies
Limiting particular areas within a building to only authorized people
Ensure appropriate responses rates are in external maintenance agreements
All of these

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Data and Database Administration
Performance analysis and tuning is which of the following?

Undertaken as an ongoing part of the backup of a database
Undertaken as an ongoing part of managing a database
Undertaken one time at the time of a DBMS installation
Undertaken one time at the time of the implementation of a new application

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