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 vessel of less than 20 meters in length at anchor at night in a "special anchorage area designated by the Secretary" __________.
must show one white light need not show any lights must show two white lights need show a light only on the approach of another vessel
2. 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
3. BOTH INTERNATIONAL & INLAND If you do NOT understand the course or intention of an approaching vessel you should sound __________.
one short blast one prolonged blast not less than five short blasts not less than five prolonged blasts
4. BOTH INTERNATIONAL & INLAND You are on watch in fog. Which vessel is "in sight"?
A vessel that you can see from the bridge A radar target of which you have determined the course and speed A vessel from which you can hear the fog signal All of the above
5. BOTH INTERNATIONAL & INLAND Your tug is underway at night and NOT towing. What light(s) should your vessel show aft to other vessels coming up from astern?
One white light Two white lights One white light and one yellow light One white light and two yellow lights
6. BOTH INTERNATIONAL & INLAND The lights required by the Rules must be shown __________.
from sunrise to sunset in restricted visibility at all times ONLY from sunset to sunrise whenever a look-out is posted
7. INTERNATIONAL ONLY Which signal is required to be sounded by a power driven vessel ONLY?
A signal meaning, "I am altering my course to starboard." A signal meaning, "I intend to overtake you on your starboard side." A signal meaning that the vessel sounding it is in doubt as to the other vessel's actions. A signal sounded when approaching a bend.
8. BOTH INTERNATIONAL & INLAND While underway in a fog, you hear a whistle signal of one prolonged blast followed by two short blasts. This signal could mean all of the following EXCEPT a vessel __________.
not under command towing astern fishing with trawls being towed
9. BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme shall __________.
only anchor in the separation zone cross a traffic lane at as small an angle as possible avoid anchoring in areas near the termination of the scheme utilize the separation zone for navigating through the scheme if she is impeding other traffic due to her slower speed
10. INTERNATIONAL ONLY A vessel sounds two short blasts. This signal indicates the vessel __________.
intends to alter course to port intends to pass starboard to starboard is altering course to port will alter course to port