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After data has been loaded into a database, the __?__ tests and fine-tunes the database for performance, integrity, concurrent access, and security constraints.

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  1. 18 July, 00:07
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    Database Administrator

    Explanation:

    The main duty of Database Administrator is to analyse database for any errors and consider

    1. Performance:

    The performance of database matters is checked to see if there is any delay in retrieving data from database so that users can have a smooth data retrievals.

    2. Integrity:

    It is checked to see if the data retrieval is not changing the state of the data which is the data before retrieval and after it remains the same.

    3. Security:

    The data administrator also checks if there is any anonymous entry in the database to cause problems.
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