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 preparing to cross a narrow channel. You see a vessel that can only be navigated safely within the channel. You should __________.
not cross the channel if you might impede the other vessel initiate an exchange of passing signals sound the danger signal hold your course and speed
2. BOTH INTERNATIONAL & INLAND According to the Navigation Rules, you may depart from the Rules when __________.
no vessels are in sight visually no vessels are visible on radar you are in immediate danger out of sight of land
3. BOTH INTERNATIONAL & INLAND A vessel showing a yellow light over a white light at night is a vessel __________.
engaged in piloting towing astern engaged in fishing in distress
4. BOTH INTERNATIONAL & INLAND While underway in fog, you hear a signal of one prolonged blast followed by three short blasts. This is the fog signal for a vessel __________.
towing being towed (manned) under sail at anchor
5. BOTH INTERNATIONAL & INLAND According to the Rules, which vessel is NOT "restricted in her ability to maneuver"?
A vessel servicing a navigation marker A sailing vessel A vessel mineclearing A vessel dredging
6. BOTH INTERNATIONAL & INLAND Which vessel is, by definition, unable to keep out of the way of another vessel?
Vessel engaged in fishing Vessel not making way Vessel sailing Vessel restricted in her ability to maneuver
7. BOTH INTERNATIONAL & INLAND All of the following vessels are "restricted in their ability to maneuver" EXCEPT a vessel __________.
laying a pipeline dredging mineclearing not under command
8. INTERNATIONAL ONLY A partially submerged object towed by a vessel must show during the day one __________.
diamond shape when the length of the tow is 200 meters or less diamond shape when the length of the tow exceeds 200 meters in length black ball black ball only when the length of the tow exceeds 200 meters in length
9. BOTH INTERNATIONAL & INLAND A pilot vessel on pilotage duty at night will show sidelights and a sternlight __________.
when at anchor only when making way at any time when underway only when the identifying lights are not being shown
10. BOTH INTERNATIONAL & INLAND A vessel engaged in fishing while at anchor shall sound a fog signal of __________.
one prolonged and two short blasts at two-minute intervals one prolonged and three short blasts at two-minute intervals a rapid ringing of the bell for five seconds at one-minute intervals a sounding of the bell and gong at one-minute intervals