Marine Electrical Systems USCG Question #915 (Set 31)

As shown in all four diagrams included in the illustration, what type of logic circuit is represented? EL-0227

USCG Exam Illustration EL-0227
USCG Examination Diagram: Illustration EL-0227
Official USCG Answer & Rule Citation

Correct Answer: Option B — OR gate

An OR gate produces a high logic output when any single input or multiple inputs are high. This fundamental Boolean logic element is widely applied in marine alarm and monitoring systems to combine multiple fault conditions into a common alarm.

100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.
Back to Marine Electrical Systems Sets