Advanced SQL
Which of the following is true concerning systems information in an RDBMS?

This information can be accessed using SQL.
All of these
This information often cannot be updated by a user.
RDBMS store database definition information in system-created tables.

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Advanced SQL
Which of the following is a correlated subquery?

Uses the result of an inner query to determine the processing of an inner query.
Uses the result of an inner query to determine the processing of an outer query.
Uses the result of an outer query to determine the processing of an outer query.
Uses the result of an outer query to determine the processing of an inner query.

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