Module 1 Wrong Questions - Mariners Learning
What would give the best radar echo? A 600-foot freighter, beam on. The beam of a three masted sailing vessel with all sail set. A 100-foot fishing vessel with a radar reflector in its rigging. A 300-foot tanker, bow on.
A 600-foot freighter, beam on
BOTH INTERNATIONAL & INLAND The minimum length of a power-driven vessel that must show forward and after masthead lights is... a. 30 meters b. 75 meters c. 50 meters d. 100 meters
C. 50 Meters Reference: Rule 23(a)(ii)Comment on this Distractor: Vessels less than 50 meters have the option to display a second masthead light. The advantage of using two masthead lights is that if two vessels are approaching head-on or nearly head-on, the alignment of the two masthead lights will help the lookout quickly determine whether the approaching vessel is maintaining a steady course.
BOTH INTERNATIONAL & INLAND A vessel engaged in fishing must display a light in the direction of any gear that extends outward more than 150 meters. The color of this light is... a. Green b. Red c. White d. Yellow
C. White
A nun buoy will...
Have an even number
A nun buoy will... Be green in color Have an even number Be left to port when entering from seaward Be cylindrical in shape
Have an even number
Private aids to navigation in or along navigable waters of the United States may be listed in the...
Light List
Your vessel goes aground in soft mud. You would have the best chance of refloating it on the next tide if it grounded at... Low water neap Low water spring High water neap High water spring
Low water spring
The datum used for soundings on charts of the East Coast of the United States is...
Mean lower low water
BOTH INTERNATIONAL & INLAND Which situation would be a "special circumstance" under the Rules? a. Two vessels crossing b. Speed in fog c. More than two vessels meeting d. Vessel at anchor
More than two vessels meeting
The difference between the heights of low and high tide is the...
Range
Which term refers to the direction a current is flowing?
Set
BOTH INTERNATIONAL & INLAND Which statement is TRUE concerning a vessel under oars?
She is allowed to show the same lights as a sailing vessel
BOTH INTERNATIONAL & INLAND If two sailing vessels are running free with the wind on the same side, which one must keep clear of the other? a. The one to windward b. The one with the wind closest astern c. The one to leeward d. The one with the wind closest abeam
The one to windward
BOTH INTERNATIONAL & INLAND Which statement is true concerning a vessel equipped with operational radar? a. This equipment must be used to obtain early warning of risk of collision. b. The use of radar excuses a vessel from the need of a lookout. c. The Master of the vessel must be on the bridge when the radar is in use. d. The radar equipment is only required to be used in restricted visibility.
This equipment must be used to obtain early warning of risk of collision.
BOTH INTERNATIONAL & INLAND The sternlight shall be positioned such that it will show from dead astern to how many degrees on each side of the stern of the vessel? a. 135.0 degrees b. 67.5 degrees c. 112.5 degrees d. 22.5 degrees
a. 135.0 degrees Rule 21(c)Comment on this Distractor: The total arc of visibility for a stern light is 135 degrees. However, this question did not ask you for the total arc of visibility.
BOTH INTERNATIONAL & INLAND The duration of a prolonged blast of the whistle is ____________________. a. 2 to 4 seconds b. 4 to 6 seconds c. 6 to 8 seconds d. 8 to 10 seconds
a. 2 to 4 seconds
BOTH INTERNATIONAL & INLAND Which vessel would display a cone, apex downward?
a. A vessel proceeding under sail and machinery
BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel sound one prolonged blast followed by two short blasts on the whistle. What does this signal indicate? a. A vessel towing. b. A vessel aground. c. A vessel engaged in pilotage duty. d. A vessel being towed.
a. A vessel towing.
BOTH INTERNATIONAL & INLAND A power-driven vessel "not under command" at night must show her sidelights when. a. Making headway b. Moored to a buoy c. Making no headway d. At anchor
a. Making headway Reference: Rule 27(a)(iii) Making Headway and "Making way through the water" are one in the same when working with the navigational rule
BOTH INTERNATIONAL & INLAND A vessel transferring provisions or cargo at sea shall display during the day... a. Three black shapes in a vertical line; the highest and lowest shall be balls and the middle one a diamond b. Three black balls in a vertical line c. Three shapes in a vertical line; the highest and lowest shall be red balls and the middle a white diamond d. Two black balls in a vertical line
a. Three black shapes in a vertical line; the highest and lowest shall be balls and the middle one a diamond
BOTH INTERNATIONAL & INLAND What determines if a vessel is "restricted in her ability to maneuver"? a. Whether the nature of the vessel's work limits maneuverability required by the Rules b. The vessel's draft in relation to the available depth of water c. Whether or not all of the vessel's control equipment is in working order d. Whether or not the vessel is the give-way vessel in a meeting situation
a. Whether the nature of the vessel's work limits maneuverability required by the Rules
BOTH INTERNATIONAL & INLAND A towing light, according to the Rules, is a... a. Yellow light b. Red light c. Blue light d. White light
a. Yellow light
BOTH INTERNATIONAL & INLAND A vessel is being propelled by both sail and by engines. Under the Rules, the vessel is ____________________. a. a power-driven vessel b. a "special circumstance" vessel c. not covered under any category d. a sail vessel
a. a power-driven vessel
OTH INTERNATIONAL & INLAND In restricted visibility, a vessel which detects by radar alone the presence of another vessel shall determine if a close quarters situation is developing or risk of collision exists. If so, she shall a. avoid altering course toward a vessel abaft the beam b. sound the danger signal c. when taking action, make only course changes d. alter your course toward a vessel abaft the beam
a. avoid altering course toward a vessel abaft the beam
BOTH INTERNATIONAL & INLAND The use of the danger signal __________________________. a. indicates doubt as to another vessels actions b. makes the other vessel the stand-on vessel c. replaces directional signals d. is the same as a "MAYDAY" signal
a. indicates doubt as to another vessels actions
BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel ahead sound two prolonged blasts on the whistle. a. not sound any whistle signals until the other vessel is sighted b. sound two blasts and change course to the left c. sound whistle signals only if you change course d. sound only fog signals until the other vessel is sighted
a. not sound any whistle signals until the other vessel is sighted
BOTH INTERNATIONAL & INLAND A vessel transferring cargo while underway is classified by the Rules as a vessel __________________________. a. restricted in her ability to maneuver b. in special circumstances c. constrained by her draft d. not under command
a. restricted in her ability to maneuver
BOTH INTERNATIONAL & INLAND While underway in fog, you hear a vessel ahead sound two prolonged blasts on the whistle. You should ____________________. a. not sound any whistle signals until the other vessel is sighted b. sound two blasts and change course to the left c. sound whistle signals only if you change course d. sound only fog signals until the other vessel is sighted
a. sound only fog signals until the other vessel is sighted
BOTH INTERNATIONAL & INLAND By radar alone, you detect a vessel ahead on a collision course, about 3 miles distant. Your radar plot shows this to be a meeting situation. You should _____________________. a. turn to starboard b. maintain course and speed and sound the danger signal c. turn to port d. maintain course and speed and sound no signal
a. turn to starboard Reference: Rule 19(d)(1) Comment on this response: The danger signal is NOT one of the sound signals authorized under conditions of restricted visibility by either Colregs 35 or Inland Rule 35.
INLAND ONLY One and two short blast signals must be sounded on inland waters when _______________. a. two power-driven vessel are in sight of one another and are meeting at a distance of one half mile b. two power-driven vessels are in sight of one another and will cross at a distance of one mile c. two power-driven vessels are crossing within half a mile of each other and NOT in sight of each other d. two sailing vessels are in sight of one another and meeting at a distance of one quarter mile
a. two power-driven vessel are in sight of one another and are meeting at a distance of one half mile
INTERNATIONAL ONLY The International Rules of the Road apply _____________________________. a. upon the high seas and connecting waters navigable by seagoing vessels b. to all waters which are not inland waters c. only to waters where foreign vessels travel d. only to waters outside the territorial waters of the United States
a. upon the high seas and connecting waters navigable by seagoing vessels
BOTH INTERNATIONAL & INLAND The term "restricted visibility" when used by the rules, refers to ______________. a. any condition where visibility is restricted b. visibility of less than half a mile c. situations when you can see vessels on radar that you cannot see visually d. any condition that limits visibility
any condition where visibility is restricted
BOTH INTERNATIONAL & INLAND The arc of visibility for sidelights is from right ahead to... a. 22.5 degrees Forward of the beam b. 22.5 degrees abaft the beam c. 135 degrees abaft the beam d. Abeam
b. 22.5 degrees abaft the beam
BOTH INTERNATIONAL & INLAND What is the minimum length of an anchored vessel which is required to show a white light both forward and aft? a. 100 meters b. 50 meters c. 200 meters d. 150 meters
b. 50 meters Rule 30(a)(i-ii) & 30(b)Comment on this Answer: On an anchored vessel "less than 50 meters" in length, carrying a lower, all-round light aft is optional; but on vessels 50 meters or more a second all-round light is required.
OTH INTERNATIONAL & INLAND A power-driven vessel towing astern shall show... a. A small white light in lieu of the sternlight b. A towing light in a vertical line above the sternlight c. Two towing lights in addition to the sternlight d. Two towing lights in a vertical line
b. A towing light in a vertical line above the sternlight
BOTH INTERNATIONAL & INLAND Barges being towed at night must exhibit navigation lights... a. Only if towed astern b. At all times c. Only if manned d. Need not be lighted
b. At all times Reference: Rule 24(e)Comment on the question: Be careful not to confuse the terms "Vessel Towed" (i.e., a barge, etc.,) with a "Towing Vessel" (e.g., a tugboat or towboat). Make sure that you read and "understand" all questions involving "towed" and "towing" vessels very carefully.
BOTH INTERNATIONAL & INLAND A vessel may exhibit lights other than those prescribed by the Rules as long as the additional lights... a. Are not the color of either sidelight b. Do not interfere with the keeping of a proper look-out c. Are not the color of the stern light d. Have a lesser range than the prescribed lights
b. Do not interfere with the keeping of a proper look-out
BOTH INTERNATIONAL & INLAND Dayshapes must be displayed... a. Only between 8 AM and 4 PM b. During daylight hours in any visibility c. Between sunset and sunrise d. During daylight hours in unrestricted visibility only
b. During daylight hours in any visibility Reference: Rule 20(d)Comment on this Distractor: Shapes displayed at night have no meaning under the rules.
BOTH INTERNATIONAL & INLAND What signal indicates doubt that sufficient action is being taken by another vessel to avoid collision? a. Three short and rapid blasts of the whistle. b. Five short and rapid blasts of the whistle. c. One prolonged blast followed by three short blasts of the whistle. d. Three long blasts of the whistle.
b. Five short and rapid blasts of the whistle
BOTH INTERNATIONAL & INLAND Which signal shall a power-driven vessel sound when making way in fog? a. Three short blasts every two minutes. b. One prolonged blast every two minutes. c. One short blast every two minutes. d. One prolonged and two short blasts every two minutes.
b. One prolonged blast every two minutes.
BOTH INTERNATIONAL & INLAND What signal would a vessel aground show during daylight? a. Two black balls in a vertical line b. Three black balls in a vertical line c. Four black balls in a vertical line d. One black ball
b. Three black balls in a vertical line
BOTH INTERNATIONAL & INLAND A vessel showing a green light over a white light in a vertical line above the level of the sidelights is...
b. Trawling
BOTH INTERNATIONAL & INLAND A towing vessel 30 meters in length is pushing barges ahead. How many white masthead lights is the vessel REQUIRED to show at night? a. Three b. Two c. Four d. One
b. Two
BOTH INTERNATIONAL & INLAND A vessel sounding a fog signal of one short, one prolonged, and one short blast is indicating that the vessel is __________________. a. in distress b. not under command c. at anchor d. fishing
b. not under command
BOTH INTERNATIONAL & INLAND You are underway and approaching a bend in the channel where vessels approaching from the opposite direction cannot be seen. You should sound _____________________. a. three blasts, 4 to 6 seconds in duration b. one blast, 4 to 6 seconds in duration c. one continuous blast until you are able to see around the bend d. one blast, 8 to 10 seconds in duration
b. one blast, 4 to 6 seconds in duration
BOTH INTERNATIONAL & INLAND A vessel using a traffic separation scheme shall NOT _________________. a. cross a traffic lane IncorrectIncorrect, return to study material for correct answer. Reference: Rule 10(b)(i) b. proceed in an inappropriate traffic lane c. engage in fishing the separation zone d. enter the separation zone
b. proceed in an inappropriate traffic lane
BOTH INTERNATIONAL & INLAND The NAVIGATION RULES define a "vessel not under command" as a vessel which ______________________.
b. through some exceptional circumstance is unable to maneuver as required by the rules
BOTH INTERNATIONAL & INLAND In narrow channels, vessels of less than what length shall not impede the safe passage of vessels which can navigate only inside the channel? a. 65 meters b. 50 meters c. 20 meters d. 100 meters
c. 20 meters
BOTH INTERNATIONAL & INLAND Which vessel may combine her sidelights and sternlight in one lantern on the fore and aft centerline of the vessel? a. A 28-meter sailing vessel b. Any non-self-propelled vessel c. A 16-meter sailing vessel d. A 25-meter power-driven vessel
c. A 16-meter sailing vessel Reference: Rule 25(b) Comment on this Distractor: A sailboat under sail alone does not display a masthead light. The reason for this is that the sail would at times obscure the masthead light causing an intermittent white light which would not be acceptable for safety reasons.
BOTH INTERNATIONAL & INLAND A 22-meter sailing vessel when also being propelled by machinery shall show during daylight hours a... a. Basket b. Black diamond c. A conical shape, apex downwards . d. Black ball
c. A conical shape, apex downwards Reference: Rule 25(e) Comments on this Distractor: The shape, if displayed, should be exhibited in the forepart of the vessel where it can be best be seen. In "inland" waters a vessel less than 12 meters is not required to exhibit this shape but may elect to do so.
INTERNATIONAL ONLY If a vessel displays three all-round red lights in a vertical line at night, during the day she may show... a. Two cones, apexes together b. Two diamonds in a vertical line c. A cylinder d. Three balls in a vertical line
c. A cylinder
BOTH INTERNATIONAL & INLAND During the day, a vessel with a tow over 200 meters in length will show... a. One cone, apex upward b. A black ball c. A diamond shape d. Two cones, apexes together
c. A diamond shape
BOTH INTERNATIONAL & INLAND Which vessel MUST show two masthead lights in a vertical line? a. A vessel not under command b. A sailing vessel towing a small vessel astern c. A power-driven vessel less than 50 meters in length with a 20-meter tow d. A vessel engaged in dredging
c. A power-driven vessel less than 50 meters in length with a 20-meter tow
BOTH INTERNATIONAL & INLAND Which vessel is "underway" according to the Rules? a. A pilot vessel at anchor b. A vessel which has run aground c. A purse seiner hauling her nets d. A vessel made fast to a single point mooring buoy
c. A purse seiner hauling her nets
BOTH INTERNATIONAL & INLAND You are aboard the give-way vessel in a crossing situation. What should you NOT do in obeying the Rules? a. Make a large course change to starboard IncorrectIncorrect, return to study material for correct answer. Reference: Rule 15 b. Slow your vessel c. Cross ahead of the stand-on vessel d. Back your vessel
c. Cross ahead of the stand-on vessel
BOTH INTERNATIONAL & INLAND In a crossing situation, which vessel may sound the danger signal? a. Stand-on vessel b. Give-way vessel c. Either vessel d. Neither vessel
c. Either vessel
INTERNATIONAL ONLY You are approaching another vessel and will pass starboard to starboard without danger if no course changes are made. You should... a. Hold course and sound a two blast whistle signal b. Change course to the right and sound one blast c. Hold course and sound no whistle signal d. Hold course and sound two prolonged and two short blasts
c. Hold course and sound no whistle signal
BOTH INTERNATIONAL & INLAND If a sailing vessel with the wind on the port side sees a sailing vessel to windward and cannot tell whether the other vessel has the wind on the port or starboard side, she shall... a. Hold course and speed IncorrectIncorrect, return to study material for correct answer. Reference: Rule 12(a)(iii) b. Sound the danger signal c. Keep out of the way of the other vessel d. Turn to port and come into the wind
c. Keep out of the way of the other vessel
INTERNATIONAL ONLY In a narrow channel, a signal of intent, which must be answered by the other vessel, is sounded by a vessel... a. Crossing the course of another b. Free and clear of the other vessel c. Overtaking another d. Meeting another head-on
c. Overtaking another
BOTH INTERNATIONAL & INLAND What lights must be shown on a barge being towed astern at night? a. A white light fore and aft b. A white light at each corner c. Sidelights and a sternlight d. A sternlight only
c. Sidelights and a sternlight
BOTH INTERNATIONAL & INLAND A towing light is a yellow light having the same characteristics as a(n)... a. Special flashing light b. Masthead light c. Sternlight d. Anchor light
c. Sternlight Reference: Reference: Rule 21(d) Note about this Distractor: A sternlight and a towing light show through the same arc of visibility and MAY use the same style light fixture but with different colored lenses.
BOTH INTERNATIONAL & INLAND Which lights would be shown at night by a vessel which is restricted in her ability to deviate from her course? a. Three red lights in a vertical line b. Three lights in a vertical line, the highest and lowest white and the middle red c. Three lights in a vertical line, the highest and lowest red and the middle white d. Three white lights in a vertical line
c. Three lights in a vertical line, the highest and lowest red and the middle white
BOTH INTERNATIONAL & INLAND While underway your vessel enters fog. You stop your engines and the vessel is dead in the water. Which fog signal should you sound? a. Three short blasts every two minutes b. One prolonged and three short blasts every two minutes c. Two prolonged blasts every two minutes d. One prolonged blast every two minutes
c. Two prolonged blasts every two minutes
BOTH INTERNATIONAL & INLAND A vessel not under command shall display... a. Two red lights at night and three black balls during daylight b. Three red lights at night and two black balls during daylight c. Two red lights at night and two black balls during daylight d. Three red lights at night and three black balls during daylight
c. Two red lights at night and two black balls during daylight
BOTH INTERNATIONAL & INLAND You are crossing a narrow channel in an 18-meter tug when you sight a loaded tankship off your port bow coming up the channel. Which statement is correct? a. The tankship is the stand-on vessel because it is the larger of the two vessels. b. The tankship is the stand-on vessel because it is in the channel. IncorrectIncorrect, return to study material for correct answer. Reference: Rule 9(b) c. You cannot impede the safe passage of the tankship. d. Neither vessel is the stand-on vessel because the tankship is crossing.
c. You cannot impede the safe passage of the tankship.
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 a. about one second b. eight to ten seconds c. four to six seconds d. two to four seconds
c. four to six seconds
INTERNATIONAL ONLY A sailing vessel is overtaking a power-driven vessel in a narrow channel, so as to pass on the power-driven vessel's port side. The overtaken vessel will have to move to facilitate passage. The sailing vessel is the a. stand-on vessel and would sound no whistle signal b. stand-on vessel and would sound two short blasts c. give-way vessel and would sound two prolonged blasts followed by two short blasts d. give-way vessel and would sound no whistle signal
c. give-way vessel and would sound two prolonged blasts followed by two short blasts
BOTH INTERNATIONAL & INLAND There is a provision to depart from the Rules, if necessary, to avoid __________________. a. an overtaking situation b. a passing situation c. immediate danger d. a close-quarters situation
c. immediate danger
BOTH INTERNATIONAL & INLAND The use of the danger signal __________________________. a. replaces directional signals b. makes the other vessel the stand-on vessel c. indicates doubt as to another vessels actions d. is the same as a "MAYDAY" signal
c. indicates doubt as to another vessels actions
BOTH INTERNATIONAL & INLAND A vessel proceeding along a narrow channel shall _____________________. a. not overtake any vessels within the channel b. avoid crossing the channel at right angles c. keep as near as safe and practicable to the limit of the channel on her starboard side d. when nearing a bend in the channel, sound a long blast of the whistle
c. keep as near as safe and practicable to the limit of the Reference: Rule 9(a)Comment- WHY D IS WRONG: This answer would be correct IF the word "prolonged" was used in place of "long." "Long blasts" are no longer defined in or used by the navigational rules and always indicates a wrong answer.
BOTH INTERNATIONAL & INLAND The steering and sailing rules for vessels in restricted visibility apply to vessels ____________________. a. only if they have operational radar b. only if they are showing special purpose lights c. navigating in or near an area of restricted visibility d. in sight of one another in fog
c. navigating in or near an area of restricted visibility Reference: Rule 19(a) Comment on this answer: The word "near" in this answer is significant in that it makes the rule apply to cases where a fog bank, plume of heavy smoke, sandstorm, heavy rain, etc., obscure visibility but do not yet envelop both vessels.
BOTH INTERNATIONAL & INLAND A vessel underway and making way in fog shall sound every two minutes a. two prolonged blasts b. three distinct blasts c. one prolonged blast d. one prolonged blast and three short blasts
c. one prolonged blast
BOTH INTERNATIONAL & INLAND A vessel nearing a bend or an area of a channel or fairway where other vessels may be obscured by an intervening obstruction shall sound _______________________. a. the danger signal b. one long blast c. one prolonged blast d. two short blasts
c. one prolonged blast Rule 34(e) Comment on the Answer: The "blind bend" signal in Inland waters has been changed from a "long" blast of undefined length in the OLD rules to a "prolonged" blast of four to six seconds in duration. Since the "long" blast no longer exists ANY ANSWER in any exam question that uses it is incorrect!
NLAND ONLY Maneuvering signals shall be sounded on inland waters by _________________. a. power-driven vessels crossing at a distance within half a mile of each other and NOT in sight of one another b. all vessels meeting or crossing at a distance within half a mile of each other and not in sight of one another c. power-driven vessels overtaking and in sight of one another d. all vessels when meeting, crossing, or overtaking and in sight of one another
c. power-driven vessels overtaking and in sight of one another
INTERNATIONAL ONLY In a narrow channel, an overtaking vessel, which intends to PASS on the other vessel's port side would sound________________. a. one prolonged followed by two short blasts b. one short blast c. two prolonged followed by two short blasts d. two short blasts
c. two prolonged followed by two short blasts
BOTH INTERNATIONAL & INLAND A "short blast" on the whistle has a duration of __________________. a. 8 to 12 seconds b. 12 to 15 seconds c. 4 to 6 seconds d. 1 second
d. 1 second
BOTH INTERNATIONAL & INLAND Which vessel must exhibit forward and after masthead lights when underway? a. All of the above b. A 100-meter vessel engaged in fishing c. A 200-meter sailing vessel d. A 50-meter power-driven vessel
d. A 50-meter power-driven vessel 23(a)Comment on this Distractor: A vessel engaged in Fishing, other than trawling is not required to display masthead lights while underway. Reference: Rule 26(b)(ii)
BOTH INTERNATIONAL & INLAND A towing vessel pushing a barge ahead and rigidly connected in a composite unit shall show the lights of... a. A barge being pushed ahead b. A vessel towing by pushing ahead c. A barge on a hip-tow d. A power-driven vessel, not towing
d. A power-driven vessel, not towing A composite unit is not defined in the Rules of the Road. However, a composite unit means a pushing vessel that is rigidly connected by mechanical means to a vessel being pushed so they react to the sea and swell as one vessel. Mechanical means does not include lines, hawsers, wires, or chains.
BOTH INTERNATIONAL & INLAND What is used to show the presence of a partly submerged object being towed? a. Green lights at each end of the towed object b. A triangle shape on the towed object c. Flashing red lights at each side the object d. A searchlight from the towing vessel in the direction of the tow
d. A searchlight from the towing vessel in the direction of the tow Rule 24(g)(i)(iv)(h) A searchlight from the towing vessel in the direction of the tow is recognized as a means to warn approaching vessels of the danger that may exist.
BOTH INTERNATIONAL & INLAND Which power-driven vessel is NOT required to carry a light in the position of the after masthead light? a. Any vessel constrained by her draft b. A vessel of 60 meters in length towing astern c. A pushing vessel and a vessel being pushed, in a composite unit and 100 meters in length d. A vessel of 45 meters in length trolling
d. A vessel of 45 meters in length trolling
BOTH INTERNATIONAL & INLAND A "flashing light", by the definition given in the rules, is a light that... a. Is red in color b. Is visible over an arc of the horizon of 360 degrees c. Is green in color d. Flashes at regular intervals at a frequency of 120 flashes or more per minute
d. Flashes at regular intervals at a frequency of 120 flashes or more per minute Rule 21(f) Comment on this Distractor: Be careful not to confuse a "Flashing Light" with the "Special Flashing Light" which is used only in certain U.S. Inland Waters. This Special Flashing Light is placed on the forward end of a tow being pushed ahead and as described in Inland Rules 21(g) and 24(f)(i).
TERNATIONAL ONLY At night, a power-driven vessel underway of less than 7 meters in length where its maximum speed does not exceed 7 knots may show, as a minimum,... a. Sidelights and a sternlight b. The lights required for a vessel more than 7 meters in length c. Sidelights only d. One all-round white light
d. One all-round white light Comment on this Distractor: The rule also states that "...if practicable...," the vessel shall also exhibit sidelights. However, if existing conditions do not make it practicable, such a vessel may operate with only one all-round white light.
BOTH INTERNATIONAL & INLAND What lights must sailboats show when underway at night?
d. Red and green sidelights and a sternlight
BOTH INTERNATIONAL & INLAND A vessel being towed at night must show... a. A flashing yellow light b. A white all-round light c. Forward and after masthead lights d. Sidelights and a sternlight
d. Sidelights and a sternlight
BOTH INTERNATIONAL & INLAND You are in charge of a stand-on vessel in a crossing situation. The other vessel is 1.5 miles to port. You believe that risk of collision exists. You should... a. Take avoiding action immediately upon determining that risk of collision exists b. Hold course and speed until the point of extremis, and then sound the danger signal, taking whatever action willbest avoid collision c. Immediately sound the danger signal, and change course d. Take avoiding action only after giving the give-way vessel time to take action, and determining that her action is not appropriate
d. Take avoiding action only after giving the give-way vessel time to take action, and determining that her action is not appropriate
BOTH INTERNATIONAL & INLAND On open water, a vessel fishing is in a crossing situation with a vessel sailing located on the fishing vessel's starboard side. Which vessel is the stand-on vessel? a. The sailing vessel because it is sailing. b. The fishing vessel because it is to port of the sailing vessel. c. The sailing vessel because it is to starboard of the fishing vessel. d. The fishing vessel because it is fishing.
d. The fishing vessel because it is fishing.
BOTH INTERNATIONAL & INLAND Your power-driven vessel is underway when you sight a sailing vessel on your port bow. Which vessel is the "stand-on" vessel? a. Your vessel, because it is a power-driven vessel b. Your vessel, because it is to starboard of the sailboat c. The sailboat, because it is to port of your vessel d. The sailboat, because it is under sail
d. The sailboat, because it is under sail
BOTH INTERNATIONAL & INLAND Which vessel is, by definition, unable to keep out of the way of another vessel? a. Vessel engaged in fishing b. Sailing vessel c. Vessel towing d. Vessel restricted in her ability to maneuver
d. Vessel restricted in her ability to maneuver
BOTH INTERNATIONAL & INLAND Power-driven vessels must keep out of the way of sailing vessels except... a. On the inland waters of the United States b. In a crossing situation c. When they are making more speed than the power-driven vessel d. When the sailing vessel is overtaking
d. When the sailing vessel is overtaking
BOTH INTERNATIONAL & INLAND You are crossing a narrow channel in an 18-meter tug when you sight a loaded tankship off your port bow coming up the channel. Which statement is correct? a. The tankship is the stand-on vessel because it is in the channel. b. The tankship is the stand-on vessel because it is the larger of the two vessels. c. Neither vessel is the stand-on vessel because the tankship is crossing. d. You cannot impede the safe passage of the tankship
d. You cannot impede the safe passage of the tankship Rule 9(b) If you operate a vessel under 20 meters (65.6 feet) in length, it is your responsibility to keep out of the way of large vessels in narrow or confined waterways! Small vessels must not impede the safe passage of a tankship (or any other class of large vessel) in a narrow channel or fairway if that vessel can safely navigate only within that channel or fairway.
BOTH INTERNATIONAL & INLAND What is TRUE when operating in fog and other vessels are detected by radar? a. You should determine the course and speed of all radar contacts at six minute intervals. b. You should make an ample change to port for a vessel crossing on the starboard bow. c. Long-range scanning will provide early warning of ALL other vessels within the radar's range. d. You should maneuver in ample time if a close-quarters situation is developing
d. You should maneuver in ample time if a close-quarters situation is developing
INTERNATIONAL ONLY A vessel sounds one short blast. This signal indicates the vessel _______________. a. intends to alter course to starboard b. intends to pass starboard to starboard c. intends to pass port to port d. is altering course to starboard
d. is altering course to starboard
OTH INTERNATIONAL & INLAND You are approaching a narrow channel. Another vessel in the channel can only be navigated safely in that channel. You should ________________________. a. sound three short blasts, and take all way off your vessel b. sound two prolonged blasts followed by one short blast c. hold your course and speed if he is on your port bow d. not cross the channel if you might impede the other vessel
d. not cross the channel if you might impede the other vessel
BOTH INTERNATIONAL & INLAND You are underway, in fog, when you hear a whistle signal of one prolonged blast followed by two short blasts. This signal could indicate a vessel ______________________. a. aground b. is anchored c. being towed d. not under command
d. not under command
A vessel is "in sight" of another vessel when _____________________.
d. she can be observed visually from the other vessel
BOTH INTERNATIONAL & INLAND In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should ______________. a. take avoiding action as soon as possible b. stop your engines c. hold course and speed until the other vessel is sighted d. sound the danger signal at two-minute intervals
d. sound the danger signal at two-minute intervals
BOTH INTERNATIONAL & INLAND Risk of collision exists when an approaching vessel has a(n) ________________. a. generally steady range and increasing bearing b. generally steady bearing and decreasing range c. decreasing bearing only d. increasing range and bearing
generally steady bearing and decreasing range
BOTH INTERNATIONAL & INLAND A vessel proceeding along a narrow channel shall _____________________. a. keep as near as safe and practicable to the limit of the channel on her starboard side b. when nearing a bend in the channel, sound a long blast of the whistle c. avoid crossing the channel at right angles d. not overtake any vessels within the channel
keep as near as safe and practicable to the limit of the channel on her starboard side
Red sectors of navigational lights warn mariners of
shoals or nearby land
The lubber's line on a magnetic compass indicates__________.
the direction in which the boat's bow is heading. Correct
