Are you a TOP GUN in NavRules?You think you're ready for the NavRules test? Take the NavRules Challenge and find out!!
1. 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.
2. BOTH INTERNATIONAL & INLAND A 60-meter vessel which is trawling is required to show how many white masthead lights at night?
1 2 3 4
3. BOTH INTERNATIONAL & INLAND What dayshape should a vessel being towed exhibit if the tow EXCEEDS 200 meters?
Two balls Two diamonds One ball One diamond
4. BOTH INTERNATIONAL & INLAND A 20-meter vessel is towing another vessel astern. The length of the tow from the stern of the towing vessel to the stern of the tow is 75 meters. How many white towing masthead lights shall the towing vessel show at night?
5. BOTH INTERNATIONAL & INLAND You hear the fog signal of another vessel forward of your beam. Risk of collision may exist. You MUST __________.
stop your engines take all way off, if necessary begin a radar plot All of the above
6. INLAND ONLY Which is CORRECT regarding a "special flashing light"?
It must be yellow in color. It must be placed as far forward as possible. It must not show through an arc of more than 225°. All of the above
7. BOTH INTERNATIONAL & INLAND What is the required fog signal for a manned vessel being towed at night?
One prolonged followed by one short blast One prolonged followed by three short blasts One prolonged followed by two short blasts Two prolonged blasts
8. INTERNATIONAL ONLY Of the vessels listed, which must keep out of the way of all the others?
A vessel constrained by her draft A vessel restricted in her ability to maneuver A vessel on pilotage duty A vessel engaged in fishing
9. BOTH INTERNATIONAL & INLAND A vessel at anchor shall display, between sunrise and sunset, on the forward part of the vessel where it can best be seen __________.
one black ball two black balls one red ball two orange and white balls
10. BOTH INTERNATIONAL & INLAND In a crossing situation, which vessel may sound the danger signal?
Give-way vessel Stand-on vessel Either vessel Neither vessel
