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 What lights must be shown on a barge being towed astern at night?
A white light at each corner
A white light fore and aft
Sidelights and a sternlight
A sternlight only
2. BOTH INTERNATIONAL & INLAND A vessel approaching your vessel from 235° relative is in what type of situation?
3. BOTH INTERNATIONAL & INLAND A vessel "restricted in her ability to maneuver" is one which __________.
through some exceptional circumstance is unable to maneuver as required by the Rules
from the nature of her work is unable to maneuver as required by the Rules
due to adverse weather conditions is unable to maneuver as required by the Rules
has lost steering and is unable to maneuver
4. INLAND ONLY A law enforcement boat may display a __________.
flashing blue light
flashing red light
flashing amber light
5. 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
6. BOTH INTERNATIONAL & INLAND Which light(s) is(are) AMONG those shown by a 200-meter vessel at anchor?
In the forepart of the vessel, a 225°White light
In the after part of the vessel, a 135°White light
Any available working lights to illuminate the decks
In the fore part of the vessel, a 135° white light
7. BOTH INTERNATIONAL & INLAND When shall the stand-on vessel in a crossing situation take action to avoid the other vessel?
When a risk of collision exists
When action by the give-way vessel alone will not prevent a collision
When the bearing to give-way vessel becomes steady
When the vessels become less than 1/2 mile apart
8. INLAND ONLY When power-driven vessels are crossing, a signal of one short blast by either vessel means __________.
"I intend to leave you on my port side"
"I intend to hold course and speed"
"I intend to change course to starboard"
"I request a departure from the Rules"
9. BOTH INTERNATIONAL & INLAND Two vessels are meeting head-on. How must the vessels pass?
One vessel must alter course while the other must continue on its course.
The vessels should determine which will alter course by sounding whistle signals.
Both vessels should alter course to port and pass starboard to starboard.
Both vessels should alter course to starboard and pass port to port.
10. INTERNATIONAL ONLY While underway and in sight of another vessel you put your engines on astern propulsion. Which statement concerning whistle signals is TRUE?
You must sound three short blasts on the whistle.
You must sound one blast if backing to starboard.
You must sound whistle signals only if the vessels are meeting.
You need not sound any whistle signals.