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 A vessel restricted in her ability to maneuver shall __________.
turn off her sidelights when not making way when operating in restricted visibility, sound a whistle signal of two prolonged and one short blast show a dayshape of two diamonds in a vertical line keep out of the way of a vessel engaged in fishing
2. BOTH INTERNATIONAL & INLAND Which vessel is NOT to impede the passage of a vessel which can only navigate safely within a narrow channel?
Any vessel less than 20 meters in length Any sailing vessel A vessel engaged in fishing All of the above
3. BOTH INTERNATIONAL & INLAND Which vessel must have a gong, or other equipment which will make the sound of a gong?
A sailing vessel Any vessel over 50 meters A power driven vessel over 75 meters Any vessel over 100 meters
4. INLAND ONLY A power-driven vessel, when leaving a dock or berth, is required to sound __________.
four short blasts one long blast one prolonged blast No signal is required.
5. BOTH INTERNATIONAL & INLAND You are underway in fog and you hear one prolonged blast followed by two short blasts. This is a vessel __________.
towing engaged on pilotage duty aground in a fairway stopped and making no way through the water
6. BOTH INTERNATIONAL & INLAND Your vessel is aground in fog. In addition to the regular anchor signals, you will be sounding __________.
three strokes of the gong before and after the rapid ringing of the gong a blast on the whistle three strokes of the bell before and after the rapid ringing of the bell no additional signals
7. BOTH INTERNATIONAL & INLAND You are crossing a narrow channel in a small motorboat. You sight a tankship off your port bow coming up the channel. Which statement is TRUE?
You are the stand-on vessel because the tankship is to port. You cannot impede the safe passage of the tankship. The tankship is the stand-on vessel because it is to port of your vessel. The tankship is the stand-on vessel because it is the larger of the two vessels.
8. INLAND ONLY A law enforcement vessel patrolling a marine regatta may show either a flashing blue light or __________.
two amber lights in a horizontal line an alternately flashing red and yellow light a high intensity flashing white light (strobe) a fixed green light over a red flashing light
9. BOTH INTERNATIONAL & INLAND A vessel being towed astern shall show at night __________.
the lights required for a power-driven vessel underway only the required masthead lights a sternlight only sidelights and a sternlight
10. BOTH INTERNATIONAL & INLAND A power-driven vessel making way through the water sounds which fog signal?
Two short blasts every one minute One short blast every one minute Two prolonged blasts every two minutes One prolonged blast every two minutes