Which of the following is NOT identified in the textbook as a communication barrier?

Joining tables with the NATURAL JOIN, USING, or ON clauses results in an __________ join. (Choose 2)

A) OUTER B) CROSS C) INNER D) Equi-join

To delete records that are incorrect, out of date, or no longer needed, select a cell in each record you want to delete, click the Delete button arrow in the Cells group on the ____ tab, and then click Delete Table Rows.

A. Home B. Insert C. View D. Data