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Rules of the road

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About this collection

The USCG bank covers deck subjects, navigation, navigation problems, rules of the road, GMDSS and other areas. Open a specific collection for focused preparation.

“USCG — Rules of the road” contains 957 questions across 1 collection.

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Sample questions and answers

These examples come from the published collection. Choose Learning to study questions in sequence, or Exam to check your knowledge.

BOTH INTERNATIONAL & INLAND Which vessel is "underway" within the meaning of the Rules?

One correct answer

  • a. A vessel at anchor with the engine turning
  • b. A vessel tied to an offshore mooring buoy
  • c. A vessel aground with the engine turning
  • d. A vessel drifting with the engine stopped✓ Correct answer
INLAND ONLY Which of the following signals may be exhibited by a vessel trawling in close proximity to other fishing vessels?

One correct answer

  • a. Two white lights in a vertical line✓ Correct answer
  • b. A red light over a white light in a vertical line
  • c. Two fixed yellow lights in a vertical line
  • d. All of the above
BOTH INTERNATIONAL & INLAND What would NOT be a distress signal?

One correct answer

  • a. "MAYDAY" sent by radiotelephone
  • b. Continuous sounding of fog horn
  • c. Green star shells fired from a launcher✓ Correct answer
  • d. Square flag and ball in a vertical line
BOTH INTERNATIONAL & INLAND What is the fog signal for a vessel 75 meters in length, restricted in her ability to maneuver, at anchor?

One correct answer

  • a. One prolonged blast followed by two short blasts at intervals of not more than two minutes✓ Correct answer
  • b. Five second ringing of a bell at intervals of not more than one minute
  • c. Four short blasts at intervals of not more than two minutes
  • d. Five second ringing of a bell and five second sounding of a gong at intervals of not more than one minute
INLAND ONLY You are overtaking a power-driven vessel in a narrow channel and wish to leave her on your starboard side. You may __________.

One correct answer

  • a. proceed to overtake her without sounding whistle signals
  • b. attempt to contact her on the radiotelephone to arrange for the passage✓ Correct answer
  • c. sound four short blasts
  • d. Any of the above

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