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General Navigation - USCG Exam Questions

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In the North Sea area, you sight a buoy showing a quick white light showing 6 flashes followed by one long flash at 15 second intervals. Which of the four topmarks in illustration D031NG below would be fitted to this buoy?

USCG illustration D031NG for Deck General Navigation question 80
Illustration D031NG
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About this module

Practice 2,138 real U.S. Coast Guard Deck exam questions from General Navigation. Here's a random one. Answer it, then keep going with Next.

Chart reading, the U.S. Aids to Navigation System, compass error, tides and currents, and the standard navigation publications.

The Deck pool holds the current U.S. Coast Guard questions for every deck credential, from Able Seaman and the OUPV six-pack up to unlimited Master. Each question is multiple choice with four options, graded instantly, with the USCG reference shown where one exists.