Deck General (Supplementary) USCG Q#427 (Set 8)

BOTH INTERNATIONAL & INLAND A light signal consisting of three flashes means __________.

Official USCG Answer & Rule Citation

Correct Answer: Option B — "I am operating astern propulsion"

Under Inland Navigation Rules, for the condition where 'A light signal consisting of three flashes means', the correct requirement is: '"I am operating astern propulsion"'. This standard ensures clear navigational intent and collision avoidance.

All Deck General (Supplementary) Sets Practice Set 8