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 the stand-on vessel in a crossing situation. If you think the give-way vessel is NOT taking sufficient action to avoid collision, you should sound __________.
one short blast and maintain course two short blasts, alter to port, and pass astern the danger signal no signal and maneuver at will
2. BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a vessel equipped with operational radar?
She must use this equipment to obtain early warning of risk of collision. The use of a radar excuses a vessel from the need of a look-out. The radar equipment is only required to be used in restricted visibility. The safe speed of such a vessel will likely be greater than that of vessels without radar.
3. BOTH INTERNATIONAL & INLAND A rigid replica of the International Code flag "A" may be shown by a vessel __________.
pulling a submarine cable engaged in diving operations engaged in underway replenishment transferring explosives
4. BOTH INTERNATIONAL & INLAND In a traffic separation scheme, when joining a traffic lane from the side, a vessel shall do so __________.
only in case of an emergency or to engage in fishing within the zone as nearly as practical at right angles to the general direction of traffic flow at as small an angle as possible only to anchor within the zone
5. BOTH INTERNATIONAL & INLAND The duration of each blast of the whistle signals used in meeting and crossing situations is __________.
about 1 second 2 or 4 seconds 4 to 6 seconds 8 to 10 seconds
6. BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning seaplanes on the water?
A seaplane must show appropriate lights but need not exhibit shapes. A seaplane should exhibit the lights for a vessel constrained by her draft. In situations where a risk of collision exists, a seaplane should always give way. A seaplane on the water shall, in general, keep well clear of all vessels.
7. INLAND ONLY Your vessel is meeting another vessel head-on. To comply with the rules, you should exchange __________.
one short blast, alter course to port, and pass starboard to starboard one short blast, alter course to starboard, and pass port to port two short blasts, alter course to port, and pass starboard to starboard two short blasts, alter course to starboard, and pass port to port
8. BOTH INTERNATIONAL & INLAND When underway in a channel, you should keep to the __________.
middle of the channel starboard side of the channel port side of the channel side of the channel that has the widest turns
9. INTERNATIONAL ONLY A single vessel being towed alongside shall show __________.
one all-round white light sidelights and a stern light only the outboard sidelight and a stern light a masthead light, sidelights, and a stern light
10. BOTH INTERNATIONAL & INLAND A 200-meter vessel is aground in fog. Which signal is optional?
A bell signal A gong signal A whistle signal All of the above