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 power-driven vessel, when leaving a dock or berth, must sound what signal?
Three short blasts A long blast A prolonged blast No signal is required.
2. BOTH INTERNATIONAL & INLAND Concerning the identification signal for a pilot vessel, in fog, which statement is TRUE?
When at anchor, the pilot vessel is only required to sound anchor signals. The identification signal must be sounded any time the pilot vessel is underway. The pilot vessel may only sound the identity signal when making way. All of the above
3. 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"
4. BOTH INTERNATIONAL & INLAND Each prolonged blast on whistle signals used by a power-driven vessel in fog, whether making way or underway but not making way, is __________.
about one second two to four seconds four to six seconds eight to ten seconds
5. BOTH INTERNATIONAL & INLAND An overtaking situation at night would be one in which one vessel sees which light(s) of a vessel ahead?
Masthead lights and sidelights One sidelight, the masthead lights and sternlight Both sidelights Sternlight
6. INTERNATIONAL ONLY In a narrow channel, an overtaking vessel which intends to pass on the other vessel's port side would sound __________.
one prolonged followed by two short blasts one short blast two short blasts two prolonged followed by two short blasts
7. BOTH INTERNATIONAL & INLAND When two power-driven vessels are meeting head-on and there is a risk of collision, each shall __________.
stop her engines alter course to starboard sound the danger signal back down
8. BOTH INTERNATIONAL & INLAND The rules state that vessels may depart from the requirements of the Rules when __________.
there are no other vessels around operating in a narrow channel the Master enters it in the ship's log necessary to avoid immediate danger
9. BOTH INTERNATIONAL & INLAND Your 15-meter vessel is crossing a narrow channel and a large cargo vessel to port is within the channel and crossing your course. You must __________.
hold course and speed sound the danger signal initiate an exchange of passing signals do not cross the channel if you might impede the other vessel
10. INTERNATIONAL ONLY Two prolonged blasts followed by one short blast on the whistle is a signal which could be sounded by a __________.
fishing vessel vessel anchored mineclearing vessel vessel overtaking another in a narrow channel