COLREGs Competency Quiz Form
Test your knowledge of the International Regulations for Preventing Collisions at Sea (COLREGs) with this 10-question quiz. All questions are required.
Which vessel is 'stand-on' when a power-driven vessel is crossing paths with a sailing vessel?
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The sailing vessel
The power-driven vessel
Both are give-way
Neither, both must alter course
What is the minimum number of short blasts a vessel should sound to indicate altering course to starboard?
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One
Two
Three
Five
At night, which lights must a vessel at anchor display?
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One all-round white light
Red over green
Two all-round white lights (fore and aft)
Sidelights and sternlight
When two power-driven vessels are meeting head-on, what should each do?
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Both alter course to starboard
Both alter course to port
One alters course, the other maintains course
Maintain course and speed
Which shape must a vessel engaged in fishing (other than trawling) display in the daytime?
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Two cones with apexes together
Ball
Cylinder
Diamond
What is the correct action if you hear one prolonged blast followed by two short blasts in restricted visibility?
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Vessel not under command
Vessel towing
Vessel at anchor
Vessel aground
Which rule covers the responsibilities between vessels when one is overtaking another?
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Rule 13
Rule 14
Rule 15
Rule 16
What is the meaning of a vessel displaying three all-round red lights in a vertical line?
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Vessel not under command
Vessel restricted in ability to maneuver
Vessel aground
Vessel at anchor
When must navigation lights be displayed?
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From sunset to sunrise and in restricted visibility
Only when underway
Only in port
Only during fog
What is the correct sound signal for a vessel intending to overtake another on the starboard side in an inland waterway?
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One short blast
Two short blasts
Three short blasts
Five short blasts
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