When at the rightmost cell in a row, press the RETURN key to move to the first cell in the next row; do not press the TAB key.

If you hover your mouse over an element without clicking on it, a small box will appear and tell you the:

A) usefulness of the button. B) the creator of the concept behind it. C) where it is best used. D) description of what it does.

Which of the following type of virus can change every time it is executed in an attempt to avoid antivirus detection?

A. Macro B. Polymorphic C. Armored D. Boot sector