11. Outer join is the same as equi-join, except one of the duplicate columns is eliminated in the result table.

A. True
B. False

12. A correlated subquery is where the outer query depends on data from the inner query.

A. True
B. False

13. A function returns one value and has only output parameters.

A. True
B. False

14. With the UNION clause, each query involved must output the same number of columns, and they must be UNION compatible.

A. True
B. False