If the primary goal of a firewall is to block unauthorized access, the emphasis needs to be on restricting rather than enabling connectivity

Using the mouse pointer to select cells as you build your formulas prevents keying errors.

Answer the following statement true (T) or false (F)

A multimedia structure in which users may navigate freely, but are occasionally constrained to linear presentations, could be called ____________________.

Fill in the blank(s) with the appropriate word(s).