Are you a TOP GUN in NavRules?You think you're ready for the NavRules test? Take the NavRules Challenge and find out!!
1. BOTH INTERNATIONAL & INLAND You are heading due east (090°) and observe a vessel's red sidelight on your port beam. The vessel may be heading __________.
northwest (315°) north (000°) southeast (135°) southwest (225°)
2. BOTH INTERNATIONAL & INLAND A 15-meter sailing vessel would be required to show __________.
sidelights, sternlight, and a red light over a green light on the mast sidelights, and sternlight, but they may be in a combined lantern on the mast separate sidelights and sternlight sidelights only
3. INLAND ONLY A barge more than 50 meters long, at anchor in a "special anchorage area designated by the Secretary", isrequired to show how many white anchor lights?
One None One, on the near approach of another vessel Two
4. BOTH INTERNATIONAL & INLAND A vessel engaged in fishing during the day would show __________.
one black ball two cones with bases together a cone, apex downward two cones, apexes together
5. BOTH INTERNATIONAL & INLAND If you anchor your 25-meter vessel in a harbor, what light(s) must you show?
One all-round white light Two all-round white lights One all-round red light All the deck house lights
6. BOTH INTERNATIONAL & INLAND The maximum length of a power-driven vessel which may show an all-round white light and sidelights instead of a masthead light, sidelights and a sternlight is __________.
7 meters 10 meters 11 meters 20 meters
7. BOTH INTERNATIONAL & INLAND A power-driven vessel with a 150-meter stern tow shall display __________.
three masthead lights in a vertical line a towing light above the sternlight two towing lights in a vertical line a red light over a white light at the masthead
8. BOTH INTERNATIONAL & INLAND Which procedure(s) shall be used to determine risk of collision?
Watching the compass bearing of an approaching vessel Systematic observation of objects detected by radar Long-range radar scanning All of the above
9. BOTH INTERNATIONAL & INLAND Which statement about a 25-meter auxiliary sailboat is TRUE?
The sidelights and sternlight may be combined in one lantern. When operating under sail, her fog signal would consist of one prolonged blast. She may show a green light over a red light at the masthead. She must show fixed sidelights.
10. BOTH INTERNATIONAL & INLAND A continuous sounding of a fog-signal apparatus indicates __________.
the vessel is in distress the vessel has completed loading dangerous cargo it is safe to pass the vessel is anchored