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 crossing a narrow channel in a 15-meter vessel when you sight a tankship off your port bow coming up the channel. Which statement is TRUE?
Yours is the give-way vessel because it is less than 30 meters long. You shall not 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.
2. BOTH INTERNATIONAL & INLAND The rules require that a stand-on vessel SHALL take action to avoid collision when she determines that __________.
risk of collision exists the other vessel will cross ahead of her the other vessel is not taking appropriate action collision cannot be avoided by the give-way vessel's maneuver alone
3. BOTH INTERNATIONAL & INLAND A vessel engaged in fishing while at anchor shall sound a fog signal of __________.
one prolonged and three short blasts at one minute intervals a rapid ringing of the bell for five seconds at one minute intervals one prolonged and two short blasts at two minute intervals a sounding of the bell and gong at one minute intervals
4. BOTH INTERNATIONAL & INLAND While underway in fog, you hear the rapid ringing of a bell for about five seconds followed by the sounding of a gong for about five seconds. This signal came from a __________.
vessel engaged in fishing at anchor sailing vessel at anchor vessel 150 meters in length at anchor vessel aground
5. BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning the light used with whistle signals?
Use of such a light is required. Its purpose is to supplement short blasts of the whistle. The light shall have the same characteristics as a masthead light. All of the above
6. INLAND ONLY You are overtaking another power-driven vessel in a narrow channel. The other vessel will have to move to allow you to pass. You wish to overtake the other vessel on her starboard side. Your first whistle signal should be __________.
one short blast two short blasts two prolonged blasts followed by one short blast two prolonged blasts followed by two short blasts
7. BOTH INTERNATIONAL & INLAND Which signal, other than a distress signal, can be used by a vessel to attract attention?
Searchlight beam Continuous sounding of a fog signal apparatus Burning barrel Orange smoke signal
8. BOTH INTERNATIONAL & INLAND By night, you sight the lights of a vessel engaged in underwater operations. If an obstruction exists on the port side of the vessel, it will be marked by __________.
a floodlight two red lights in a vertical line a single red light any visible lights
9. BOTH INTERNATIONAL & INLAND The term "power-driven vessel" refers to any vessel __________.
with propelling machinery onboard whether in use or not making way against the current with propelling machinery in use travelling at a speed greater than that of the current
10. BOTH INTERNATIONAL & INLAND All of the following are distress signals under the Rules EXCEPT __________.
International Code Signal "AA" orange-colored smoke red flares the repeated raising and lowering of outstretched arms