16. Information systems and organizations do not just influence each other; they create each other.

A. True
B. False

17. Adding null columns to a table is straightforward.

A. True
B. False

18. The NOT EXISTS keyword will be true if any row in the subquery meets the condition.

A. True
B. False

19. Dependency graphs are diagrams that consist of nodes and arcs that show the dependencies of a database.

A. True
B. False

20. The EXISTS keyword will be true if any row in the subquery meets the condition.

A. True
B. False