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 A power-driven vessel "not under command" at night must show which lights in a vertical line?
Three red Two red Two white Three white
2. BOTH INTERNATIONAL & INLAND Traffic separation schemes established by the International Maritime Organization __________.
provide inbound and outbound lanes to promote the safe flow of vessel traffic provide vessel reporting systems to assist in search and rescue in the event of a vessel casualty provide routing and vessel scheduling procedures to reduce shipping delays prohibit vessels carrying hazardous cargos from entering waters that are environmentally sensitive
3. BOTH INTERNATIONAL & INLAND Barges being towed at night must exhibit navigation lights __________.
at all times only if manned only if towed astern Need not be lighted
4. 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
5. BOTH INTERNATIONAL & INLAND You are approaching another vessel. She is about one mile distant and is on your starboard bow. You believe she will cross ahead of you. She then sounds a whistle signal of five short blasts. You should __________.
answer the signal and hold course and speed reduce speed slightly to make sure she will have room to pass make a large course change, and slow down if necessary wait for another whistle signal from the other vessel
6. BOTH INTERNATIONAL & INLAND Which vessel is NOT to be regarded as "restricted in her ability to maneuver"?
A vessel transferring provisions while underway A pushing vessel and a vessel being pushed when connected in a composite unit A vessel servicing a navigation mark A vessel launching aircraft
7. BOTH INTERNATIONAL & INLAND Which dayshape would a vessel aground show during daylight?
One black ball Two black balls Three black balls Four black balls
8. INLAND ONLY If you were coming up on another power-driven vessel from dead astern and desired to overtake on the other vessel's starboard side, which whistle signal would you sound?
One short blast One prolonged blast Two short blasts Two prolonged blasts
9. BOTH INTERNATIONAL & INLAND Which vessel is "underway" according to the Rules?
A vessel made fast to a single point mooring buoy A vessel engaged in towing, not making way A pilot vessel at anchor A vessel which has run aground
10. BOTH INTERNATIONAL & INLAND A towing vessel and her tow are severely restricted in their ability to change course. When making way, the towing vessel will show ONLY __________.
the masthead lights for a towing vessel the lights for a vessel restricted in her ability to maneuver sidelights,stern light, and towing light All of the above.