Data and Database Administration
Which of the following is true concerning open-source DBMS?

Is competitive against PC-oriented packages and is not fully SQL compliant
Is free or nearly free database software whose source code is not publicly available
Is free or nearly free database software whose source code is publicly available
Is not competitive against PC-oriented packages and is fully SQL compliant

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

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

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