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Review Questions. Designed to reinforce the
material covered in the chapter.
Know the Code. A few National Electrical Code
questions at the end of each chapter. These
questions require a copy of the NEC and help the
student become familiar with its overall layout.
Code Alert. Call attention to the National Electrical
Code and possible local codes. Where possible,
these notes relate directly to the content of the
chapter. Specifi c codes may be cited, when
applicable. It is essential that you refer to your local
code to determine the requirements in your area.
Caution. Warn readers of situations that may have
an increased potential of injury.
History Brief. Provide background information and
help build an appreciation for the development of
residential wiring and the electrical trade. This feature
will help you gain greater perspective and understand
the importance of safe and reliable wiring.
Running Glossary. Provides defi nitions of the
important technical terms introduced on the page. It
reinforces the terminology electricians will encounter
on the job.
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