16. A SQL view is a virtual table that is constructed from other tables or views.

A. True
B. False

17. There are three SQL data modification operations: insert, modify and delete.

A. True
B. False

18. SQL statements can be embedded in triggers, stored procedures, and program code.

A. True
B. False

19. A view that contains a computed column can be easily updated.

A. True
B. False

20. Three types of triggers are: BEFORE, AFTER and EXCEPTION.

A. True
B. False