Marine Electrical Systems USCG Question #917 (Set 31)

As shown in all four diagrams included in the illustration, what type of logic circuit is represented? EL-0234

USCG Exam Illustration EL-0234
USCG Examination Diagram: Illustration EL-0234
Official USCG Answer & Rule Citation

Correct Answer: Option C — NOR gate

A NOR gate yields a high output only when all of its inputs are completely low. It serves as a fundamental building block in marine solid-state control logic and fail-safe safety shutdown loops.

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