USCG Exam Prep

Radar Observer Endorsement Practice Questions

Practice questions for the USCG Radar Observer endorsement. Covers radar theory, ARPA, collision avoidance, and radar plotting.

50 questions on the real exam70-minute time limit70% to pass

Adaptive Practice

Practice questions written specifically for this exam, explained by a licensed captain who has actually stood the watch.

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Topics Covered on This Exam

Radar Theory & Operation

Radar Plotting & ARPA

Collision Avoidance Radar

Rules of the Road (COLREGS)

Built by a Captain, for Captains

The Chartroom was built by a USCG Licensed Captain who has sat the USCG exams. Questions are drafted against the source regulations and reviewed against the rule they cite — so the explanation you read is checked against the regulation, not guessed at.

Practice adapted to your weak spots, with explanations written by a captain who has actually sat this exam.

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