This layout manager arranges components in five regions.

The ______________ rule states that to prove the content of a written document, recording, or photograph, ordinarily the original writing, recording, or photograph is required.

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

A __ is software that is installed on a computer to protect it from unauthorized access; restricts incoming and outgoing messages; the restrictions can be based on the port requested or in some cases contents or packets.

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