Deck Navigation (Supplementary) USCG Question #1641 (Set 4)

A position obtained by applying ONLY your vessel's course and speed to a known position is a __________.

Official USCG Answer & Rule Citation

Correct Answer: Option A — dead-reckoning position

A dead-reckoning (DR) position is established by applying only the vessel's ordered course and engine speed to a previously known fix, disregarding external environmental factors like wind and current.

100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.