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op-EN-Lumini si semne

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About this collection

The ANR bank contains many sets with original names and codes, including navigation, safety and equipment topics. Select a module by name or use question search.

“ANR — Colreg_Operational — op-EN-Lumini si semne” contains 63 questions across 1 collection.

Learning

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Exam

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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.

Which is the action by stand-on vessel ?

One correct answer

  • The vessel shall keep her course and speed.✓ Correct answer
  • The vessel shall alter her course only in order to avoid a dangerous situation.
  • The vessel shall reduce speed or even stop not to engender dangerous situations.
What lights shall a vessel engaged on pilotage duty exhibit, when underway ?

One correct answer

  • Sidelights and 2 all-round lights in a vertical line, the upper being white and the lower red.
  • Sidelights, a sternlight, 2 all-round lights in a vertical line, the upper being white and the lower red.✓ Correct answer
  • Sidelights, a sternlight and an all-round red quick-flashing light.
May the bell or the gong, or both be replaced by other equipment having the same sound characteristics ?

One correct answer

  • Yes, but only the gong at the stern.
  • They cannot be replaced.
  • Both of them may be replaced, provided that manual sounding shall always be possible.✓ Correct answer
When two vessels are in sight of one another and NOT in or near an area of restricted visibility, any of the following signals may be given EXCEPT ____________.

One correct answer

  • a light signal of at least five short and rapid flashes
  • one prolonged, one short, one prolonged, and one short whistle blast
  • four short whistle blasts✓ Correct answer
When shall it be deemed that a risk of collision exists ?

One correct answer

  • When the vessels are navigating on opposite courses.
  • When the compass bearing of an approaching vessel does not appreciably change.✓ Correct answer
  • When the approaching speed between the two vessels is very high.

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