Quizzes

National Electrical Code
By Michael Johnston
Some key general requirements in the National Electrical Code (NEC) address minimum working spaces around equipment, equipment markings and underground conduit installation depths. The authority having jurisdiction (AHJ) has significant interpretation and approval responsibilities. The NEC establishes minimum requirements.
Systems
By Thomas P. Hammerberg
One of the greatest challenges when installing a fire alarm is determining what you have to do when elevators are installed. Test your knowledge of the fire alarm requirements for elevators in NFPA 72 2019 edition.
Safety
By Wesley L. Wheeler
Next month, OSHA will be celebrating Safe + Sound Week, Aug. 12–18, 2019. There are many ways you can participate. Visit www.osha.gov/safeandsoundweek for more information and celebrate your safety successes and efforts at #SafeAndSoundAtWork.
Cabling
By Jim Hayes
Fiber optic connectors and connections can be the most important (and troublesome) part of a fiber optic cable plant. How well do you understand them?
National Electrical Code
By Michael Johnston
In my May Code Comments column, I wrote about the NEC and NFPA 70E definitions of a “qualified person.” Test your memory and your knowledge of this NEC term in the quiz below.
Systems
By Thomas P. Hammerberg
How well do you know the application, design and installation factors for audible fire alarm notification appliances? These are some details that should be known for a more effective fire alarm.
Safety
By Wesley L. Wheeler
May is Electrical Safety Month. How well do you know the standards and regulations that keep you safe on the job? To access resources and informational videos related to consumer and workplace electrical safety developed by the Electrical Safety Foundation International, visit ESFI’s website at esfi.org.
Cabling
By Jim Hayes
My previous quiz focused on power meters and how they are used to make basic measurements. To measure loss, you need a test source in addition to a power meter. Are you familiar with the sources used for fiber optic testing? More information on optical power can be found in the Fiber Optics Association Guide at www.thefoa.org/tech/ref/testing/test/power.html.
Systems
By Thomas P. Hammerberg
Test your knowledge of the application, installation and testing of fire alarm initiating devices.
National Electrical Code
By Michael Johnston
Test your knowledge of the National Electrical Code (NEC).