Electrician's Licensing Practice Exam

What type of protection should a finished basement have according to general electrical practices?

1. Surge protection

2. GFCI protection

3. Overload protection

4. Breaker protection

The correct answer is: GFCI protection

In a finished basement, applying Ground Fault Circuit Interrupter (GFCI) protection is crucial due to the higher risk of electrical shock in areas where water is present, such as basements. GFCI devices are designed to protect individuals from electric shock by monitoring the flow of electricity and shutting off the circuit if an imbalance is detected, indicating a possible ground fault. Since basements are prone to dampness and potential water leaks, it is particularly important to install GFCI outlets in locations where appliances may come into contact with moisture, like near sinks, washing machines, and in utility areas. This aligns with the National Electrical Code (NEC) requirements, which stipulate that GFCI protection is mandatory in outdoor and wet or damp locations, including finished basements. While surge protection, overload protection, and breaker protection are important aspects of overall electrical safety, they do not specifically address the unique hazards found in a basement environment where GFCI protection plays a vital role in preventing electrical shock.