COLREG - Self Test

1.What vessels do COLREG rules 1983 apply to ?

2.What does the word "vessel" mean, according to the COLREG rules ?

3.What does the word "seaplane" mean ?

4.What vessel may be considered as "vessel restricted in her ability to manoeuvre" ?


6.To what vessel is the term "vessel restricted in her ability to manoeuvre" limited to ?

1. To all vessels navigating in international waters. nmlkj2. To all vessels navigating in roadsteads, straits and open seas. nmlkj3. To all vessels upon the high seas and in all waters connected therewith. nmlkj4. nmlkj

1. Any watercraft capable of floating on water without propelling machinery. nmlkj2. Any watercraft including non-displacement craft and seaplanes used or capable of being used as a

means of transportation on water. nmlkj

3. Any floating object fitted with propelling machinery. nmlkj

1. Any aircraft designed to carry out hydrotechnical and/or hydrometeorological work. nmlkj2. Any aircraft designed to manoeuvre on the water. nmlkj3. Any aircraft being on the water for various reasons. nmlkj

1. A vessel engaged in replenishment or transferring persons, provisions or carge while underway. nmlkj2. A vessel lying to, on stormy weather. nmlkj3. A vessel with damages to the steering gear. nmlkj

1. A vessel engaged in towing, having the towing line less than 50 M in lenght. nmlkj2. A pushing tug boat, underway, at night. nmlkj3. A vessel engaged in towing operation such as severely restricts the towing vessel and her tow in their

ability to deviate from their course. nmlkj

1. The term "vessel restricted in her ability to manoeuvre" will not be limited to the vessels quoted in the rules.

nmlkj

2. It is limited to te vessels quoted in the rules. nmlkj3. It is limited to the damaged vessels which are unable to keep out of the way of another vessel. nmlkj

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7.What does the term "vessel constrained by her draught" mean ?

8.What does the term "restricted visibility" mean ?

9.Which are the factors taken into accouunt in determinating the "safe speed" ?

10.How shall an action to avoid collision be taken ?

11.What distance between vessels shall the avoiding action ensure ?

12.Till when shall the effectiveness of an avoiding action be checked ?

1. A vessel which because of her draught and the existance of navigation obstructions in unable to deviate from her course.

nmlkj

2. A deep draught vesselbeing towed. nmlkj3. A power-driven vessel which because of her draght in relation to the avilable depth of water is

severely restricted in her ability to deviate from her course. nmlkj

1. Any condition in which visibility is reduced under 1,5 m. nmlkj2. The condition in which the visibility is restricted by fog, rain or snow. nmlkj3. Any condition in which visibility is restricted by fog, mist, falling snow, heavy rainstorms,

sandstorms or any other similar causes. nmlkj

1. The vessel's length, nautical qualities of the vessel, the engine's power and the visibility. nmlkj2. The crew's training, the navigation conditions and visibility. nmlkj3. The visibility, the traffic density, the manoeuvrability of the vessel at night, the presence of

background light, the state of wind and sea, the vessel's draught. nmlkj

1. In ample time, with a succession of small alterations of course in order not to deviate from the vessel's course.

nmlkj

2. Positively, in ample time and with due regard to the observance of good seamanship. nmlkj3. Positively, with speed alterations to avoid risk of collision. nmlkj

1. A distance of not less than 6 cables shall be ensured. nmlkj2. It shall be such as to result in passing at a safe distance. nmlkj3. It shall be such as to ensure that the vessel passes at more than 2 miles distance. nmlkj

1. Untill the vessels shall be abeam one to each other. nmlkj2. Untill the other vessel will be at an angle of more than 45 degrees by starboard / portside. nmlkj

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13.Which is the best manoeuvre to allow more time to asset the situation, when a collision must be avoided ?

14.How shall vessels engaged in fishing conduct in a traffic separation scheme ?

15.How shall a vessel overtaking any other conduct ?

16.When shall a vessel be deemed to be overtaking any other ?

17.How shall a vessel manoeuvre in doubt as to whether she is overtaking another ?

18.What manoeuvre shall be made when 2 power-driven vessels are crossing so as to involve risk of collision ?

3. Untill the other vessel is finally past and clear. nmlkj

1. Slackening her speed or taking all way off by stopping or reversing her means of propulsion. nmlkj2. Stopping the vessel. nmlkj3. Slackening the speed to steerage way. nmlkj

1. They shall conduct as any other vessel and shall comply with the COLREG rules. nmlkj2. They shall navigate in any direction for fishing purposes. nmlkj3. They shall not impede the passage of any vessel following a traffic lane. nmlkj

1. The vessel overtaking any other will have priority. nmlkj2. The overtaken vessel shall manoeuvre such as to allow the overtaking vessel to overtake. nmlkj3. Any vessel overtaking any other shall keep out of the way of the vessel being overtaken. nmlkj

1. When coming up with another vessel from a direction more than 22.5 degrees aft her beam so that at night she would be able to see only the sternlight of that vessel.

nmlkj

2. When she will be able to see the sternlight and the sidelights of the overtaken vessel. nmlkj3. When she will be able to see the stern-masthead light and the sidelights. nmlkj

1. She shall consider herself a privileged vessel and shall maintain her course and speed. nmlkj2. She shall assume that this is the case and act accordingly. nmlkj3. She shall give the regular signals and after being enlightened, act according to the circumstances. nmlkj

1. The vessel which sees the other on port side shall keep out of the way of the other. nmlkj

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19.When shall a stand-on vessel take action to avoid collision by her manoeuvre alone ?

20.Which vessel's way shall a sailing vessel underway keep out of ?

21.Which vessel's way shall, so far as possible a vessel engaged in fishing, when underway, keep out of ?

22.Which vessel's way shall a vessel constrained by her draught keep out of ?

23.Which vessel's way shall a vessel constrained by her draught keep out of ?

24.How shall a power-driven vessel navigate in conditions of restricted visibility ?

2. The vessel which sees the other on starboard side shall reduce speed or even stop to let the other pass by.

nmlkj

3. The vessel which has the other on her own starboard side shall keep out of the way and, if the circumstances of the case admit, avoid crossing ahead of the other vessel.

nmlkj

1. When the vessels are navigating through the straits. nmlkj2. When entering or leaving a traffic separation scheme. nmlkj3. When, from any cause, the vessel finds herself so close that collision cannot be avoided by the action

of the give-way vessel alone, she shall take such action as will best aid to avoid collision. nmlkj

1. Fish-freezing vessels with high speed. nmlkj2. Oil-tankers. nmlkj3. Vessels restricted in their ability to manoeuvre. nmlkj

1. Power-driven vessels at high speed. nmlkj2. Air-cushion vessels underway. nmlkj3. Vessels restricted in their ability to manoeuvre. nmlkj

1. Vessels restricted in their ability to manoeuvre. nmlkj2. Power-driven vessels underway, with low speed. nmlkj3. Specialized vessels. nmlkj

1. Sailing vessels. nmlkj2. Vessels not under command. nmlkj3. Oil-tankers and tankers carrying liquefied gases. nmlkj

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25.When shall the rules concerning "lights and shapes" complied with ?

26.What does the word "sternlight" mean ?

27.What does the term "flashing light" mean ?

28.What ranges shall the mastlights be visible at for vessels of 50m or more in length ?

29.What range shall the mastlights be visible at, for vessels between 20 and 50m in length ?

30.What range shall the sidelights be visible at for vessels less than 12 metres in length ?

1. At a safe speed and her engines ready for immediate manoeuvre. nmlkj2. At slow speed but the telegraph on "stand-by" in order to be able to manoeuvre in ample time. nmlkj3. At economic speed, but with a proper look-out. nmlkj

1. When underway, by day and by night. nmlkj2. In all weathers. nmlkj3. When she is moored, by day and by night. nmlkj

1. A white light placed at the stern of a vessel. nmlkj2. A white light placed as nearly as practicable at the stern showing an unbroken light over an arc of the

horizon of 135 degrees and soixed as to show the liht 67.5 degrees right aft on from each side of the vessel.

nmlkj

3. A white light placed at the stern showing an unbroken light over an arc of the horizon 360 degrees. nmlkj

1. A light flashing at regular intervals at a frequency of 60 flashes per minute. nmlkj2. A light flashing at regular intervals at a frequency of 120 flashes or more per minute. nmlkj3. A light flashing quick flashes at regular intervals. nmlkj

1. 5 miles maximum. nmlkj2. Between 3 and 5 nautical miles. nmlkj3. 6 nautical miles. nmlkj

1. 5 nautical miles. nmlkj2. Between 3 - 5 nautical miles. nmlkj3. 2 nautical miles. nmlkj

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31.What range shall the towing light be visible at, for vessels of 50 metres or more in length ?

32.What lights shall a power-driven vessel underway, less than 50 metres in length, exhibit ?

33.What lights shall a power-driven vessel underway, of less than 7 metres in length and whose maximum speed does not exceed 7 knots, exhibit ?

34.What range shall an all-round white light of an inconspicuous, partly submerged vessel or object being towed be visible ?

35.What lights shall a power-driven vessel of less than 50 metres in length exhibit when towing and the length of the tow is less than 200 metres ?

36.Where shall the shape of the power-driven vessel underway be placed, when the length of the tow exceeds 200 metres ?

1. 2 nautical miles. nmlkj2. 0.5 nautical miles. nmlkj3. 1 nautical mile. nmlkj

1. 3 nautical miles. nmlkj2. 2 nautical miles. nmlkj3. 3.5 nautical miles nmlkj

1. A masthead light, sidelights, a sternlight. nmlkj2. A masthead light and sidelight. nmlkj3. Sidelights and a sternlight. nmlkj

1. An all-round white light and also, if practicable, sidelights. nmlkj2. Sidelights. nmlkj3. A white light which could be exhibited if practicable. nmlkj

1. 3 nautical miles. nmlkj2. 2 nautical miles. nmlkj3. 1 nautical mile. nmlkj

1. 2 masthead lights in a vertical line, sidelights and a towing light. nmlkj2. 2 masthead lights in a vertical line, sidelights, a sternlight and a towing light. nmlkj3. Sidelights, a sternlight and a towing light. nmlkj

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37.What shape shall a power-driven vessel being towed exhibit, when the lenght of the tow exceeds 200 metres ?

38.What lights shall an inconspicuous, partly submerged vessel or object being towed exhibit, when her length exceeds 100 metres and her breadth exceeds 25 metres ?

39.What shall a vessel or object being towed do when, from any sufficient cause it is impracticable to exhibit the lights prescribed by the rules ?

40.What shall a vessel engaged in towing which is not normally engaged in towing operations do, when, from any sufficient cause it is impracticable to exhibit the lights prescribed by the rules, when engaged in towing another vessel in distress or otherwise

41.What lights shall a sailing vessel underway exhibit ?

1. At the fore masthead. nmlkj2. Where it can best be seen. nmlkj3. At the after head. nmlkj

1. A cone with the apex downward. nmlkj2. A diamond. nmlkj3. Two black cones with apexes together. nmlkj

1. 5 all-round white lights at the forward end, after end, at or near the extremities of her breadth and a light between the forward end and the after end so that the distance between the lights shall not exceed 100 metres.

nmlkj

2. 3 all-round white lights. nmlkj3. 4 all-round white lights at the forward end, after end and at the extremities of her breadth. nmlkj

1. All possible measures shall be taken to light the vessel or object being towed or at least to indicate the presence of such vessel or object.

nmlkj

2. It shall exhibit no light. nmlkj3. It shall exhibit only the sidelights. nmlkj

1. She shall navigate with caution the radiotelephone working in order to inform the vessels in the area. nmlkj2. She shall take all possible measures to indicate the nature of the relationship between the towing

vessel and the vessel being towed, in particular by illuminating the towline. nmlkj

3. She shall exhibit the lights for a disabled vessel and will take the towline. nmlkj

1. Sidelights. nmlkj

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42.What lights shall a vessel under oars exhibit ?

43.What lights shall a vessel engaged in trawling exhibit, when making way through the water ?

44.What shapes shall a fishing vessel other than trawling exhibit, when there is outlying gear extending more than 150 metres horizontally ?

45.What additional lights shall a trawler engaged in fishing exhibit, when hauling her nets and fishing in close proximity to other vessels engaged in fishing ?

46.What additional lights shall a trawler engaged in fishing exhibit, when fishing in close proximity to other vessel engaged in fishing and when the nets have come fast upon an obstruction ?

47.What additional lights shall a trawler exhibit, when engaged in pair trawling in close proximity

2. Masthead lights and sidelights. nmlkj3. Sidelights and a sternlight. nmlkj

1. A blue light to be shown at any time. nmlkj2. A red light. nmlkj3. If she does not exhibit the lights of a sailing vessel, she shall be ready to show an electric torch or

lighted lantern showing a white light. nmlkj

1. Sidelights, a sternlight and an all-round green light at the masthead. nmlkj2. Sidelights, 2 lights in a vertical line, the upper being white and the lower green, a masthead light

placed abaft of and higher than the green light. nmlkj

3. Sidelights, a sternlight, 2 lights in a vertical line, the upper being green and the lower white, a masthead placed abaft of and higher than the green light.

nmlkj

1. A black diamond. nmlkj2. 2 cones with their apexes together. nmlkj3. 2 cones with their apexes together and a cone apex upwards in the direction of the gear. nmlkj

1. 2 red lights in a vertical line. nmlkj2. An all-round red light. nmlkj3. One white light over one red light in a vertical line. nmlkj

1. 2 red lights in a vertical line. nmlkj2. An all-round red light. nmlkj3. A green light over a red light in a vertical line. nmlkj

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to other vessel engaged in fishing ?

48.What shapes shall a vessel not under command exhibit ?

49.What lights shall a vessel restricted in her ability to manoeuvre exhibit, when at anchor ?

50.What shapes shall a vessel engaged in dredging or underwater operations exhibit, when restricted in her ability to manoeuvre ?

51.What shall a vessel engaged in diving operations exhibit, whenever her size makes it impracticable to exhibit all lights and shapes prescribed for vessels engaged in during operations ?

52.What lights shall a vessel engaged in mineclearance operations exhibit ?

1. An all-round white light at the masthead. nmlkj2. A searchlight directed forward and in the direction of the other vessel of the pair. nmlkj3. 2 all-round red lights. nmlkj

1. 2 balls or similar shapes in a vertical line. nmlkj2. A black diamond. nmlkj3. A ball or a similar shape. nmlkj

1. The red, white, red lights in a vertical line. nmlkj2. The red, white, red lights in a vertical line, an anchor light in the fore part and an anchor light at the

stern. nmlkj

3. The anchor light in the fore part and the anchor light at the stern. nmlkj

1. 2 balls in a vertical line indicating the side on which an obstruction exists, 2 diamonds in a vertical line indicating the side on which another vessel may pass.

nmlkj

2. 2 balls in a vertical line indicating the side on which an obstruction exists, 2 diamonds in a vertical line indicating the side on which another vessel may pass and the shapes of a vessel restricted in her ability to manoeuvre.

nmlkj

3. The shapes of a vessel not under command. nmlkj

1. 3 all-round lights in a vertical line, the highest and lowest being red and the middle light white. nmlkj2. 3 all-round lights in a vertical line, the highest and lowest being red and the middle light white, a rigid

replica of the International Code flag " A " not less than 1 metre in height, to ensure her all-round visibility.

nmlkj

3. A rigid replica of the International Code flag " A ", not less than 1 metre in height. nmlkj

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53.How shall the green lights of vessels engaged in mineclearance operations be exhibited ?

54.What shape shall a vessel constrained by her draught exhibit ?

55.What lights shall a vessel engaged on pilotage duty exhibit, when she is at anchor ?

56.What lights shall a vessel aground exhibit ?

57.When shall vessels of less than 7 metres in length not be required to exhibit the lights of a vessel at anchor ?

58.When shall vessels of less than 7 metres in length not be required to exibit the shapes of a vessel at anchor ?

1. The lights of a vessel not under command. nmlkj2. The lights of a vessel not under command and 3 all-round red lights. nmlkj3. The lights prescribed for power-driven vessels underway and 3 all-round green lights. nmlkj

1. One of these lights shall be exhibited near the foremast head and one at each end of the fore yard. nmlkj2. In a vertical line. nmlkj3. One at the foremast head, the other two at the stern masthead. nmlkj

1. 2 balls in a vertical line. nmlkj2. 2 balls in a vertical line with a diamond between them. nmlkj3. A black cylinder. nmlkj

1. The lights of a vessel at anchor and 2 all-round lights in a vertical line, the upper being white, the lower red.

nmlkj

2. The lights of a vessel at anchor. nmlkj3. The lights of a vessel at anchor and a white alternating light at the masthead. nmlkj

1. The lights of a vessel at anchor and 2 all-round red lights in a vertical line. nmlkj2. 2 all-round red lights in a vertical line. nmlkj3. 3 all-round red lights in a vertical line and the lights of a vessel at anchor. nmlkj

1. When at anchor, but not in a narrow channel, fairway or anchorage, or where other vessels normally navigate.

nmlkj

2. When at anchor in a basin. nmlkj3. When at anchor in the roadstead. nmlkj

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59.What vessels aground shall not be required to exhibit the lights and shapes of a vessel aground ?

60.What equipment for sound signals shall a vessel of 12-100 metres in length be provid with ?

61.When shall the sound signals for manoeuvring be given ?

62.What significance shall the light signal "2 flashes" have, if associated with the sound signal ?

63.At what interval shall successive light signals be given ?

64.What characteristics shall the light supplementing the sound signals have ?

1. When at anchor in a basin. nmlkj2. When at anchor but not in a narrow channel, fairway or anchorage, or where other vessel normally

navigate. nmlkj

3. When at anchor in the roadstead. nmlkj

1. Vessels of less than 7 metres in length. nmlkj2. Vessels of less than 15 metres in length. nmlkj3. Vessels of less than 12 metres in length. nmlkj

1. One whistle at midship. nmlkj2. A bell in the fore part or at the stern of the vessel. nmlkj3. A whistle and a bell. nmlkj

1. In any circumstances. nmlkj2. When vessels are in sight of one another. nmlkj3. In restricted vibility. nmlkj

1. I am altering my course to starboard. nmlkj2. I am manoeuvring with difficulty to port. nmlkj3. I am altering my course to port. nmlkj

1. At not less that 10 seconds. nmlkj2. After at least one minute. nmlkj3. Whenever it is necessary. nmlkj

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65.When in sight of one another in a narrow channel or fairway, what signal shall the vessel intending to overtake another on starboard side, give ?

66.What signal shall a vessel give, when nearing a bend or an area of a channel or fairway where other vessels may be obscured by an intervening obstruction ?

67.When shall sound signals be given, in conditions of restricted visibility ?

68.What sound signals shall a sailing vessel give, in conditions of restricted visibility ?

69.What sound signals shall a vessel restricted in her ability to manoeuvre give, when carrying out her work, at anchor, in conditions of restricted visibility ?

70.What sound signals shall a vessel give when engaged in towing or pushing another, in conditions of restricted visibility ?

1. An all-round red light. nmlkj2. An all-round white light. nmlkj3. Green to starboard, red to port and white for astern propulsion. nmlkj

1. 2 prolonged blasts followed by one short blast. nmlkj2. One short blast. nmlkj3. One prolonged blast followed by one short blast. nmlkj

1. One short blast "I am altering my course to starboard". nmlkj2. One prolonged blast. nmlkj3. Successive short blasts to attract attention. nmlkj

1. In or near an area of restricted visibility. nmlkj2. In an area of restricted visibility. nmlkj3. Only on foggy weather. nmlkj

1. One prolonged blast by hooter at intervals of one minute. nmlkj2. 4 short blasts at intervals of 2 minutes. nmlkj3. One prolonged blast followed by 2 short blasts at intervals of not more than 2 minutes. nmlkj

1. Rapid blasts on the bell for 5 seconds preceded and followed by one prolonged blast at intervals of 2 minutes.

nmlkj

2. Rapid blasts on the bell for 5 seconds to one minute. nmlkj3. One prolonged blast followed by 2 short blasts at intervals of not more than 2 minutes. nmlkj

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71.What sound signals shall a vessel towed give, if manned, in conditions of restricted visibility ?

72.What sound signals shall a pushing vessel and a vessel being pushed ahead give, in conditions of restricted visibility, when twey are rigidly connected in a composite unit underway ?

73.What sound signals shall a vessel aground give in conditions of restricted visibility ?

74.What sonud signals shall a pilot vessel at anchor give, when engaged on pilotage duty in conditions of restricted visibility ?

75.Which is the alarm signal in radiotelegraphy ?

1. One prolonged blast followed by 2 short blasts at intervals of not more than 2 minutes. nmlkj2. 4 short blasts preceded and followed by one prolonged blast at intervals of 2 minutes. nmlkj3. One prolonged blast and 5 short stay blasts at intervals of one minute. nmlkj

1. One prolonged blast and 2 short blasts at intervals of 2 minutes. nmlkj2. One prolonged blast and 3 short blasts at intervals of not more than 2 minutes. nmlkj3. 2 prolonged blasts followed by 2 short blasts at intervals of 2 minutes. nmlkj

1. One prolonged blast at intervals of not more than 2 minutes. nmlkj2. One prolonged blast followed by 2 short blasts at intervals of 2 minutes. nmlkj3. One prolonged blast and 4 short warning blasts at intervals of one minute. nmlkj

1. The signals given by a vessel at anchor and, in addition, immediately before and after the rapid ringing of the bell she shall give 3 separate and distinct strokes on the bell. In addition, she may sound an appropriate whistle signal.

nmlkj

2. Signals on the whistle to attract attention and rapid ringing of the bell at intervals of 2 minutes. nmlkj3. One short blast, one prolonged and one short blast on the whistle and ringing the bell rapidly at

intervals of one minute. nmlkj

1. Rapid strokes on the gong for 5 seconds at intervals of not more than one minute. nmlkj2. One prolonged blast followed by 4 short blasts at intervals of one minute. nmlkj3. The signals of a vessel at anchor and in addition 4 short identity blasts. nmlkj

1. 2 long dashes for 10 seconds, separated by an interval of 2 seconds. nmlkj2. 12 long dashes for 14 seconds, separated by an interval of one second. nmlkj3. 3 long dashes for 4 seconds, separated by an interval of one second. nmlkj

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76.You are in charge of a 250-meter freight vessel constrained by her draft proceeding down a narrow channel. There is a vessel engaged in fishing on your starboard bow half a mile away. According to Rule 9, which statement is TRUE?

77..”Which statement is true concerning a vessel” “constrained by her draft”?

78.Which statement is TRUE, according to the Rules?


80.Which statement in TRUE, according to the Rules?


1. You are not to impede the fishing vessel nmlkj2. If you are in doubt as to the fishing vessel`s intentions you may sound at least five short and rapid

blasts on the whistle. nmlkj

3. You are to slow to bare steerageway until clear of the fishing vessel nmlkj

1. She must be a power-driven vessel nmlkj2. She is not under command nmlkj3. She may be a vessel being towed nmlkj

1. A vessel not under command shall keep out of the way of a vessel restricted in her ability to maneuver

nmlkj

2. A vessel not under command shall avoid impeding the safe passage of a vessel constrained by her draft

nmlkj

3. A vessel engaged in fishing while underway shall, so far as possible, keep out of the way of a vessel restricted in her ability to maneuver

nmlkj


nmlkj


nmlkj

3. A vessel engaged in fishing shall keep out of the way of a sailing vessel nmlkj

1. A vessel constrained by her draft shall keep out of the way of a vessel engaged in fishing nmlkj2. A vessel engaged in fishing while underway shall, so far as possible, keep out of the way of a vessel

restricted in her ability to maneuver nmlkj

3. A vessel not under command shall avoid impeding the safe passage of a vessel constrained by her draft

nmlkj

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82.A signal of intent must be sounded in international waters by _____________

83.Which vessel shall avoid impeding the safe passage of a vessel constrained by her draft?

84.Of the vessel listed, which must keep out of the way of all the others?

85.Your vessel is crossing a narrow channel. A vessel to port is within the channel and crossing your course. She is showing a black cylinder. You should _______________

86.Your vessel is constrained by her draft and operating in a narrow channel. Another vessel is crossing your course from starboard to port. You are in doubt as to her intentions. According to Rule 9 you _________________

87.”Which vessel is NOT” “restricted in her ability to maneuver”?


nmlkj


nmlkj

3. A fishing vessel while underway has the right-of-way over a vessel constrained by her draft nmlkj

1. a vessel meeting another head-on nmlkj2. a vessel overtaking another in a narrow channel nmlkj3. a vessel crossing the course of another nmlkj

1. A vessel not under command nmlkj2. A sailing vessel nmlkj3. A vessel restricted in her ability to maneuver nmlkj

1. A vessel constrained by her draft nmlkj2. A vessel restricted in her ability to maneuver nmlkj3. A vessel pushing a barge nmlkj

1. hold your course and speed nmlkj2. not impede the other vessel nmlkj3. exchange passing signals nmlkj

1. should sound one short blast to indicate that you are holding course and speed nmlkj2. must sound one prolonged blast nmlkj3. may sound the danger signal nmlkj

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88.”Which statement is TRUE concerning a vessel” “constrained by her draft”?

89.”Which statement applies to a vessel” “constrained by her draft”?

90.Lighting requirements in inland waters are different from those for international waters for _____________.

91."Vessel" "A" is overtaking vessel" "B"on open waters and will pass without changing course. Vessel "A" should_____________.

92.You are underway in a norrow channel, and you are being overtaken by a vessel astern. After the overtaking vessel sounds the proper signal indicating his intention to pass your vessel on your starboard side, you signal your agreement b

1. A vessel servicing an aid to navigation nmlkj2. A vessel constrained by her draft nmlkj3. A towing vessel with tow, unable to deviate from its course nmlkj

1. She is hampered because of her work nmlkj2. She is unable to maneuver due to some exceptional circumstance nmlkj3. She must be a power-driven vessel nmlkj

1. The term only applies to vessels in narrow channels nmlkj2. She is severely restricted in her ability to change her course because of her draft in relation to the

available depth and width of navigable water nmlkj

3. ”She is designated as a “ “vessel restricted in her ability to maneuver” nmlkj

1. barges being towed by pushing ahead nmlkj2. vessels restricted in their ability to maneuver nmlkj3. vessel towing astern nmlkj

1. sound two prolonged blasts followed by two short blasts nmlkj2. sound the danger signal nmlkj3. not sound any whistle signal nmlkj

1. two prolonged followed by two short blasts nmlkj2. one prolonged, one short, one prolonged, and one short blast nmlkj3. one short blast nmlkj

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93.You intend to overtake a vessel in a narrow channel, and you intend to pass along the vessel`s port side. How should you signal your intention?

94."Which vessel is NOT regarded as being" "restricted in her ability to maneuver?"

95.Which vessel shall avoid impeding the safe passage of a vessel constrained by her draft?

96.You are underway in fog and hear a fog signal consisting of one prolonged and two short blasts, It could be any of the following EXCEPT a vessel _____________.

97.You are operating a vessel in a narrow channel.Your vessel must stay within the channel to be navigated safely. Another vessel is crossing your course from starboard to port,and you are in doubt as to his intentions. According to Rule 9,

98.Which vessel is to keep out of the way of the others?

1. Two short blasts followed by two prolonged blast nmlkj2. Two prolonged followed by two short blasts nmlkj3. Two prolonged blasts only nmlkj

1. A vessel servicing an aid to navigation nmlkj2. A vessel engaged in dredging nmlkj3. A vessel constrained by her draft nmlkj

1. A vessel not under command nmlkj2. A fishing vessel nmlkj3. A vessel restricted in her ability to maneuver nmlkj

1. enganged in mineclearance nmlkj2. enganged in fishing nmlkj3. being towed nmlkj

1. may sound the danger signal nmlkj2. must sound one prolonged and short blasts nmlkj3. should sound one short blast to indicate that you are holding course and speed nmlkj

1. A vessel constrained by her draft nmlkj2. A vessel engaged in underwater operations nmlkj3. A vessel engaged in trawling nmlkj

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99."Which statement applies to a vessel""constrained by her draft?"

100.Which vessel would NOT sound a fog signal of one prolonged and two short blasts?

101.Of the vessels listed, which mustkeep out of the way of all the others?

102.A vessel not under command sounds the same fog signal as a vessel _____________.

103.In a crossing situation on international waters, a short blast by the give-way vessel indicates that the vessel _____________.

104.Two prolonged blasts followed by one short blast on the whistle is a signal which could be sounded by a _____________.

1. She is severely restricted in her ability to change her course because of her draft in relation to the available depth of water.

nmlkj

2. The term applies only to vessels in marked channels. nmlkj3. "She is designated as a "vessel restricted in her ability to maneuver". nmlkj

1. A vessel not under command nmlkj2. A vessel constrained by her draft nmlkj3. A vessel being towed nmlkj

1. A vessel constrained by her draft nmlkj2. A vessel restricted in her ability to maneuver nmlkj3. A vessel on pilotage duty nmlkj

1. engaged in towing nmlkj2. constrained by her draft nmlkj3. All of the above nmlkj

1. is holding course and speed nmlkj2. is turning to starboard nmlkj3. intends to pass port to port nmlkj

1. fishing vessel nmlkj2. vessel anchored nmlkj3. vessel overtaking another in a narrow channel nmlkj

Page 18 of 78


105.You are in sight of another vessel in a crossing situation, and the other vessel sounds one short blast. You are going to hold course and speed. You should _____________.

106.The light which may be used with a vessel`s whistle is to be _____________.

107.A fishing vessel is approaching a vessel not under command. Which statement is TRUE?

108.You are approaching another vessel and will pass starboard to starboard without danger if no course changes are made. You should _____________.

109.How do COLREG rules interfere with the lights and signals for ships of war, vessels proceeding in convoy and fishing vessels engaged in fishing as a fleet ?

110.When is it permitted to make a departure from the COLREG rules ?

1. answer with one short blast nmlkj2. answer with two short blasts nmlkj3. sound no whistle signal nmlkj

1. used when the whistle is broken nmlkj2. used prior to sounding the whistle nmlkj3. a white light nmlkj

1. the fishing vessel must keep clear of the vessel not under command. nmlkj2. If the vessel not under command is a power-driven vessel, she must keep clear of the fishing vessel. nmlkj3. They must exchange whistle signals. nmlkj

1. hold course and sound a two blast whistle signal nmlkj2. hold course and sound no whistle signal nmlkj3. change course to the right and sound one blast nmlkj

1. The Government of any state may issue special rules with respect to the number of station lights or signal lights but these shall, so far as possible, be such that they cannot be mistaken for the lights or signals authorized under COLREG rules.

nmlkj

2. The Government of any state may authorize any lights or signals. nmlkj3. COLREG rules shall be complied with as closely as possible. nmlkj

1. In national waters, roasteads and in all waters connected therewith navigable by seagoing vessels. nmlkj

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111.What does the term "sailing vesel" mean ?

112.What does the term "vessel restricted in her ability to manoeuvre" mean ?




116.What does the term "vessel's length" mean ?

2. When there is a danger of navigation, risk of collision as well as in all special circumstances. nmlkj3. It is not permitted to make any departure from the COLREG rules. nmlkj

1. Any vessel using wind power as means of propulsion. nmlkj2. Any power-driven vessel using sails,too. nmlkj3. Any vessel under sail provided that propelling machinery, if fitted, is not being used. nmlkj

1. A vessel which from the nature of her work is restricted in her ability to manoeuvre as required by the rules and is therefore unable to keep out of the way of another vessel.

nmlkj

2. A vessel with minor damages to the gear and/or the engine, being remedied. nmlkj3. A vessel unable to deviate from her course due to some navigation obstructions. nmlkj

1. A vessel with damaged steering gear. nmlkj2. A vessel engaged in laying, picking up or servicing a navigation mark. nmlkj3. A deep draught vessel navigating in the straits. nmlkj

1. A vessel engaged in laying or picking up a submarine cable or pipeline. nmlkj2. A sailing vessel having the wind dead ahead. nmlkj3. A vessel having damages to the propeller system. nmlkj

1. A vessel engaged in taking / dropping the pilot. nmlkj2. A vessel with the engines stopped. nmlkj3. A vessel engaged in mine clearance operations. nmlkj

1. Vessel's length between perpendiculars. nmlkj2. Vessel's length overall. nmlkj

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117.When are 2 vessels deemed to be in sight of one another ?

118.When shall a vessel proceed at "safe speed" ?

119.What means shall a vessel use to determine if risk of collision exists ?

120.How shall radar equipment be used if fitted aboard ?

121.When shall it be deemed that a risk of collision exists ?

122.If alteration of course alone is sufficient to avoid collision, how shall it be done ?

3. Vessel's length measured between the draught line forward and the draught line aft. nmlkj

1. When they are watching each other, visually. nmlkj2. When only one can be observed visually from the other. nmlkj3. When the vessels are not beyond radar range. nmlkj

1. Under conditions of restricted visibility. nmlkj2. At all times. nmlkj3. In straits, channels and difficult conditions. nmlkj

1. Every vessel shall use all available means appropriate to the prevailing circumstances aand conditions to determine if risk of collision exists.

nmlkj

2. Every vessel shall use all visual means to determine if risk of collision exists. nmlkj3. Every vessel shall use the radar to determine if risk of collision exists. nmlkj

1. The radar equipment shall be used when the visibility is restricted, using adequate range scales. nmlkj2. The radar equipment shall be used to avoid risk of collision. nmlkj3. Proper use shall be made of radar equipment, including long-range scanning to obtain early warning

of risk of collision and radar plotting or equivalent systematic observation of detected objects. nmlkj

1. When the vessels are navigating on opposite courses. nmlkj2. When the compass bearing of an approaching vessel does not appreciably change. nmlkj3. When the approaching speed between the two vessels is very high. nmlkj

1. The manoeuvre shall be made in good time, be substantial and it does not result another close-quarts situation.

nmlkj

2. Large alterations of course shall be made, sufficient to avoid collision.

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123.How shall a vessel navigate within a traffic separation scheme ?

124.When shall a vessel enter a separation zone or cross a separation line ?

125.How shall a vessel navigate in areas near the terminations of traffic separation schemes?

126.Are the vessels restricted in their ability to manoeuvre when engaged in an operation for the laying, servicing or picking up of a submarine cable exempted from complying with provisions of the rule regarding navigation in traffic separation schemes ?

127.When shall the vessel be deemed to have reciprocal courses ?

128.How shall 2 sailing vessels manoeuvre, when they are approaching one another so as to involve risk of collision and both have the wind on the same side

nmlkj3. An alternation of course, sufficient to avoid any risk of collision. nmlkj

1. The vessel shall navigate as close as possible to the traffic separation schemes. nmlkj2. The vessel shall navigate in the traffic lane in the indicated direction. nmlkj3. The vessel shall navigate in the appropriate traffic lane in the general direction of traffic flow for that

lane and, so far as practicable, keep clear of a traffic separation line or separation zone. nmlkj

1. When the hydrometeorological conditions make it difficult to navigate in the general direction of traffic flow.

nmlkj

2. In cases of emergency, to avoid immediate danger or to engage in fishing within a separation zone. nmlkj3. The separation zone shall not be crossed in any circumstances. nmlkj

1. The vessel shall navigate in the general direction of traffic flow. nmlkj2. The intentions of altering course will be communicated by sound and visual signals. nmlkj3. The vessel shall do so with particular caution. nmlkj

1. They are not exempted from complying with this rule. nmlkj2. They are exempted from complying with this rule to the extend necessary to carry out the operation. nmlkj3. They are exempted from complying with this rule if they are giving warning signals. nmlkj

1. When the vessel sees the other ahead and by night she could see the masthead lights of the other in a line and/or both sidelights and, by day, she observes the corresponding aspect of the other vessel.

nmlkj

2. When by night she could see the masthead lights nearly in a line and one of the sidelights and by day the masts can be seen under a small angle.

nmlkj

3. When the masthead lights and the sternlight can be seen. nmlkj

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129.Which is the action by stand-on vessel ?

130.Which vessel's way shall a power-driven vessel keep out of ?

131.Which vessel's way shall a power-driven vessel underway keep out of ?


133.Which vessel's way shall, so far as possible, a vessel engaged in fishing, when underway, keep out of ?

134.What safety precautions shall a seaplane on the water take ?

1. The vessel which sees the other on port side shall keep out of the way of the other. nmlkj2. The vessel which is to windward shall keep out of the way of the vessel which is to leeward. nmlkj3. The vessel which sees the other on starboard side shall keep out of the way of the other. nmlkj

1. The vessel shall keep her course and speed. nmlkj2. The vessel shall alter her course only in order to avoid a dangerous situation. nmlkj3. The vessel shall reduce speed or even stop not to engender dangerous situations. nmlkj

1. Pilot vessels underway, engaged in pilotage operations. nmlkj2. Vessels restricted in their ability to manoeuvre. nmlkj3. Specialized vessels carrying containers and RO/RO vessels. nmlkj

1. Fish-carriers, underway. nmlkj2. Research vessels, underway. nmlkj3. Vessels engaged in fishing. nmlkj

1. Sailing vessels. nmlkj2. Sailing vessels navigating only by use of engines. nmlkj3. Sailing vessels, having a black cone apex downwards. nmlkj

1. Fish-carriers underway to the anchorage. nmlkj2. Vessels not under command. nmlkj3. Pilot-vessels underay. nmlkj

Page 23 of 78


135.At what speed shall a vessel navigate in conditions of restricted visibility ?

136.A vessel which detects by radar alone the presence of another vessel shall determine if a close-quarters situation is developing and/or risk of collision exists. If so, she shall take avoiding actions in ample time; however, if such action consists of an

137.When shall the lights prescribed by these rules be also exhibited ?

138.When shall the rules concerning shapes be complied with ?

139.What does the term ' masthead light' mean ?

1. She shall keep well clear of all vessels and avoid impeding their navigation. nmlkj2. She shall give a warning signal in order to be avoided. nmlkj3. She shall consider herself as any other privileged vessel and follow her course and speed. nmlkj

1. At slow speed and look-out forward. nmlkj2. At economic speed but with radar working and a proper look-out in order to avoid risk of collision. nmlkj3. At a safe speed adapted to the prevailing circumstances and conditions of restricted visibility. nmlkj

1. An alteration of course in the opposite direction of a vessel abeam or abaft the beam. nmlkj2. A 90 degrees alteration of course in the opposite direction of the signal in order to be deemed as

being overtaken. nmlkj

3. An alteration of course towards a vessel or abaft the beam. nmlkj

1. From sunrise to sunset, restricted visibility and in all other circumstances when it is deemed necessary.

nmlkj

2. When visibility is under 3 Nm. nmlkj3. In straits, in restricted visibility. nmlkj

1. By twilight. nmlkj2. By day. nmlkj3. By day or by night when they are lit. nmlkj

1. Any white light placed on the mast of a vessel at a height prescribed by the register standards. nmlkj2. Any white all round light. nmlkj3. Any white light placed over the fore and aft centreline of the vessel showing an unbroken light over

an arc of the horizon of 225 degrees and so fixed as to show the light from right ahead to 22.5 degrees abaft the beam on either side of the vessel.

nmlkj

Page 24 of 78


140.What does the term "all round light" mean ?

141.What range shall the mastlight be visible at, for vessels less than 12m in length ?

142.What range shall the sidelights be visible at, for vessels of 12 metres or more in length, but less than 50 metres ?

143.What range shall the sternlight be visible at, for vessels between 12 and 50 metres in length ?

144.What range shall the towing light be visible at, for vessels less than 12 metres in length ?

145.What range shall the white, red, green or yellow all round light be visible at, for vessels of 50 metres or more in length ?

146.What range shall the white, red, green or yellow all round light be visible at, for vessels of l2-

1. A light showing an unbroken light over an arc of the horizon of 360 degrees. nmlkj2. An unbroken light visible from ahead and either side of the vessel. nmlkj3. A light showing an unbroken light visible over an arc of the horizon of 180 degrees. nmlkj


1. 3 nautical miles. nmlkj2. 2 nautical miles. nmlkj3. 1.5 nautical miles. nmlkj


1. 1 nautical mile. nmlkj2. 3 nautical miles. nmlkj3. 2 nautical miles. nmlkj

1. 3 nautical miles. nmlkj2. 4 nautical miles. nmlkj3. 5 nautical miles. nmlkj

Page 25 of 78


50 metres in length ?

147.What lights shall an air-cushion vessel exhibit, when operating in non-displacement mode ?

148.What lights shall a power-driven vessel of more than 50 metres in length exhibit, when towing and the length of the tow is less than 50 metres ?

149.What shape shall a power-driven vessel underway exhibit, when the length of the tow exceeds 200 metres ?

150.What lights shall a power-driven vessel exhibit when pushing ahead or towing alongside, this not being the case of a composite unit ?

151.What lights shall a vessel being pushed ahead exhibit, this not being the case of a composite unit ?


1. The same lights as a power-driven vessel underway nmlkj2. An all-round flashing yellow light. nmlkj3. The same lights as a power-driven vessel underway and an additional all-round flashing yellow light. nmlkj

1. Instead of the masthead lights forward and aft, 2 masthead lights in a vertical line, sidelights, a stern light and a towing light.

nmlkj

2. Sidelights, a sternlight and a towing light. nmlkj3. 2 masthead lights in a vertical line, sidelights and a towing light. nmlkj

1. A diamond. nmlkj2. A cone with the apex downwards. nmlkj3. 2 cones with apexes together. nmlkj

1. 2 masthead lights forward in a vertical line, sidelights, a sternlight. nmlkj2. 3 masthead lights in a vertical line, sidelights and a towing light. nmlkj3. Sidelights and a towing light. nmlkj

1. She shall exhibit the sidelights at the forward end. nmlkj2. The masthead light and sidelights. nmlkj

Page 26 of 78


152.What lights shall a vessel being towed alongside exhibit ?

153.What lights shall an inconspicuous, partly submerged vessel or object less than 25 metres in breadth exhibit, when being towed ?

154.What shapes shall an inconspicuous, partly submerged object or vessel exhibit by day, when being towed and the length of the tow exceeds 200 metres ?

155.Where shall a sailing vessel underway carry the lantern, when her length is less than 20 metres ?

156.What lights shall a sailing vessel underway exhibit, when her length is less than 7 metres ?

157.When shall a vessel engaged in fishing exhibit the prescribed lights and shapes ?

3. The masthead light and a sternlight. nmlkj

1. The masthead lights and a sternlight. nmlkj2. A sternlight and sidelights at the forward end. nmlkj3. Sidelights at the forward end. nmlkj

1. An all-round white light at the forward end. nmlkj2. An all-round white light at the after end. nmlkj3. An all-round white light at the forward end and one at the after end. nmlkj

1. A cone apex upwards at the forward end and an additional one at the after end. nmlkj2. 2 black cones, apexes together. nmlkj3. A diamond at or near the aftermost extremity and an additional one where it can best be seen and

located as far forward as practicable. nmlkj

1. Anywhere and to be exhibited only if necessary. nmlkj2. At the top of the mast where it can best be seen. nmlkj3. At the jack stick. nmlkj

1. She shall have ready at hand an electric torch or lighted lantern showing a white light which shall be exhibited in sufficient time to prevent collision.

nmlkj

2. Sidelights. nmlkj3. A white light at the masthead. nmlkj

Page 27 of 78


158.What lights shall a fishing vessel other than trawling exhibit, when making way through the water?

159.What lights shall a vessel engaged in fishing, other than trawling exhibit, when there is outlying gear extending more than 150 metres horizontally and is making way through the water ?

160.What additional lights shall a trawler engaged in fishing exhibit when shooting her nets and fishing in close proximity to other vessel engaged in fishing ?

161.What lights shall a vessel not under command exhibit, when making way through the water ?

162.Where shall the red lights of the vessels not under command be placed ?

163.What lights shall a vessel restricted in her ability to manoeuvre exhibit, when making way through the water ?

1. In any circumstance. nmlkj2. While underway and at anchor. nmlkj3. When underway. nmlkj

1. Sidelights, 2 all-round lights in a vertical line, the upper being white and the lower red. nmlkj2. 2 all-round lights in a vertical line, the upper being red and the lower white and a sternlight. nmlkj3. Sidelights, a sternlight, 2 all-round lights in a vertical line, the upper being red and the lower white. nmlkj

1. Sidelights, a sternlight, 2 all-round lights in a vertical line, the upper being red and the lower white, an all-round white light in the direction of the gear.

nmlkj

2. Sidelights, a sternlight, an all-round white light in the direction of the gear. nmlkj3. Sidelights, a sterlinght, two lights in a vertical line, the upper white and the lower red. nmlkj

1. An all-round red light. nmlkj2. 2 all-round white lights in a vertical line. nmlkj3. An all-round green light. nmlkj

1. Two red lights in a vertical line, sidelights and a sternlight. nmlkj2. A red light, sidelights and a sternlight. nmlkj3. 2 red lights and a sternlight. nmlkj

1. At the foremasthead. nmlkj2. At the aftermasthead. nmlkj3. Where they can best be seen. nmlkj

Page 28 of 78


164.What shapes shall a vessel restricted in her ability to manoeuvre exhibit, when at anchor ?

165.What lights shall a power-driven vessel exhibit, when engaged in towing operations and restricted in her ability to deviate from her course ?

166.What shapes shall a power-driven vessel exhibit, when engaged in towing operations and restricted in her ability to deviate from her course ?

167.What shapes shall a vessel engaged in dredging or underwater operations exhibit, when restricted in her ability to manoeuvre and at anchor ?

168.How shall the balls of vessels engaged in mineclearance operations be exhibited ?

1. Sidelights, a sternlight and 3 lights in a vertical line, the highest and the lowest one being red and the middle one white.

nmlkj

2. 3 lights in a vertical line, the highest and the lowest being red and the middle one white. nmlkj3. Sidelights, a sternlight, a masthead light and 3 lights in a vertical line, the lowest and the highest

being red and the middle one white. nmlkj

1. One ball in the fore part and 3 shapes in a vertical line, where they can best be seen, the highest and the lowest of these shapes being balls and the middle one a diamond.

nmlkj

2. One ball in the fore part. nmlkj3. 3 shapes in a vertical line, the highest and the lowest being balls and the middle one a diamond. nmlkj

1. The lights prescribed for power-driven vessels underway, engaged in towing operations. nmlkj2. The lights of a vessel restricted in her ability to manoeuvre engaged in towing operations. nmlkj3. The lights prescribed for vessels not under command. nmlkj

1. The shapes prescribed for a power-driven vessel engaged in towing operations. nmlkj2. The shapes prescribed for a vessel not under command. nmlkj3. The shapes of a vessel restricted in her ability to manoeuvre and the shapes prescribed for vessels

engaged in towing operatins. nmlkj

1. Instead of the shapes of a vessel at anchor, the shapes of a vessel restricted in her ability to manoeuvre engaged in dredging operations.

nmlkj

2. A diamond indicating the side on which an obstruction exists and the shapes of vessels at anchor. nmlkj3. The shapes of a power-driven vessel at anchor. nmlkj

1. In a vertical line. nmlkj2. One at the foremasthead and 2 at the sternmasthead. nmlkj

Page 29 of 78


169.What lights shall a vessel constrained by her draught exhibit ?

170.What lights shall a vessel engaged on pilotage duty exhibit, when underway ?

171.What lights shall a vessel at anchor exhibit, when her length exceeds 50 metres ?

172.What shapes shall a vessel at anchor exhibit ?

173.What lights shall a vessel at anchor exhibit, when less than 50 metres in length ?

174.Where shall the shapes and lights of the vessels aground be exhibited ?

3. One at the foremasthead and one at each end of the fore yard. nmlkj

1. The lights prescribed for power-driven vessels underway and an additional red light. nmlkj2. The lights prescribed for power-driven vessels underway and 3 additional all-round red lights in a

vertical line. nmlkj

3. The lights of a vessel restricted in her ability to manoeuvre. nmlkj

1. Sidelights and 2 all-round lights in a vertical line, the upper being white and the lower red. nmlkj2. Sidelights, a sternlight, 2 all-round lights in a vertical line, the upper being white and the lower red. nmlkj3. Sidelights, a sternlight and an all-round red quick-flashing light. nmlkj

1. An all-round white light at the fore masthead. nmlkj2. An all-round white light in the fore part. nmlkj3. An all-round white light in the fore part and another all-round white light at or near the stern, but at a

lower level than the light in the fore part. nmlkj

1. One ball in the fore part. nmlkj2. One diamond in the fore part. nmlkj3. One black cone in the fore part. nmlkj

1. The lights of a vessel at anchor. nmlkj2. Instead of the lights of a vessel at anchor, an all-round white light where it can best be seen. nmlkj3. A light in the fore part. nmlkj

1. In the fore part. nmlkj2. At the sternmast head. nmlkj

Page 30 of 78


175.What does the word "whistle" mean, aboard ?

176.What does the term "prolonged" mean ?

177.May the bell or the gong, or both be replaced by other equipment having the same sound characteristics ?

178.Which is the sound signal to indicate the manoeuvre "I am altering my course to port" ?

179.Which is the sound signal to indicate the manoeuvre "I am operating astern propulsion" ?

180.What may the sound signals given on the whistle be supplemented by, to indicate the manoeuvre being carried out ?

3. Where they can best be seen. nmlkj

1. An electronic device capable of producing short and prolonged blasts. nmlkj2. Any sound signalling appliance capable of producing the blasts prescribed by the rules. nmlkj3. A mechanical device producing only fog signals. nmlkj

1. A blast of from 4 to 6 seconds' duration. nmlkj2. A blast of more than 6 seconds' duration, produced by a power-driven vessel, underway. nmlkj3. A blast of from 2 to 3 seconds' duration, produced by a vessel. nmlkj

1. Yes, but only the gong at the stern. nmlkj2. They cannot be replaced. nmlkj3. Both of them may be replaced, provided that manual sounding shall always be possible. nmlkj

1. One prollonged blast followed by 2 short blast. nmlkj2. 2 short blasts. nmlkj3. 2 prolonged blasts followed by 2 short blasts. nmlkj

1. One prolonged blast followed by 3 short blasts. nmlkj2. 3 short blasts preceded and followed by one prolonged blast. nmlkj3. 3 short blasts. nmlkj

1. By ligth signals. nmlkj2. By any other signals. nmlkj

Page 31 of 78


181.What is the duration of one flash, when using the manoeuvring light signal ?

182.What signals shall a vessel give, when indicating her agreement to be overtaken ?

183.What light signals may suppliment the sound signals given by a vessel which fails to understand the intentions of another or is in doubt whether sufficient action is being taken by the other to avoid collision ?

184.If whistles are fitted on the vessel at a distance apart of more than 100 metres, which of them shall be used for giving manoeuvring and warning signals ?

185.What sound signal shall a vessel underway but stopped and making no way through the water give, in conditions of restricted visibility ?

186.What sound signal shall a vessel not under command give, in conditions of restricted visibility ?

3. By one or two black balls at the masthead. nmlkj

1. About one second. nmlkj2. 2 to 3 seconds. nmlkj3. As long as possible so as to be observed. nmlkj

1. One prolonged blast and 5 short blasts. nmlkj2. One prolonged, one short, one prolonged and one short blast ( International Code, letter "C" ). nmlkj3. One short blast for starboard and 2 short blasts for port. nmlkj

1. Successive light signals. nmlkj2. A light signal of at least 5 short and rapid flashes. nmlkj3. One long light signal and other short light signals. nmlkj

1. One of them. nmlkj2. Both of them. nmlkj3. Only the whistle forward for warning and only the whistle aft for manoeuvring. nmlkj

1. One prolonged warning blast at intervals of one minute. nmlkj2. At intervals of not more than 2 minutes 2 prolonged blasts in succession with an interval of about 2

seconds between them. nmlkj

3. 5 short warning blasts at intervals of one minute. nmlkj

Page 32 of 78


187.What sound signal shall a vessel restricted in her ability to manoeuvre give, in conditions of restricted visibility ?

188.What sound signals shall a fishing vessel at anchor give, in conditions of restricted visibility ?

189.What sound signals shall a vessel at anchor give, if her lenght is less than 100 metres, in conditions of restricted visibility ?

190.What additional sound signal shall a vessel at anchor give, in conditions of restricted visibility to give warning of her position and of the possibility of collision to an approaching vessel ?

191.What sound signals shall a pilot vessel give in conditions of restricted visibility, when underway and engaged on pilotage duty ?

1. One prolonged blast followed by 2 short blasts at intervals of not more than 2 minutes. nmlkj2. One prolonged blast and 5 short blasts at intervals of 2 minutes. nmlkj3. 5 short warning blasts at intervals not more than one minute. nmlkj

1. One long blast followed by 3 short blasts at intervals of 2 minutes. nmlkj2. 3 short blasts preceded and followed by one prolonged blast at intervals of 2 minutes. nmlkj3. One prolonged blast followed by 2 short blasts at intervals of not more than 2 minutes. nmlkj

1. Ringing the bell rapidly for 5 seconds at intervals of one minute. nmlkj2. One prolonged blast followed by 2 short blasts at intervals of not more than 2 minutes. nmlkj3. Ringing the bell rapidly for 5 seconds and one prolonged blast on the whistle at intervals of not more

than 2 minutes. nmlkj

1. Rapid blasts on the bell for about 5 seconds, at intervals of not more than one minute. nmlkj2. 3 short blasts on the whistle and rapid blasts on the bell in the fore part at intervals of 2 minutes. nmlkj3. One short blast, one prolonged and one short blast at intervals of one minute. nmlkj

1. Signal on the whistle : one short blast followed by one prolonged blast and then one short blast. nmlkj2. Signal on the whistle : 5 short warning blasts. nmlkj3. Signal on the whistle and/or by fog horn : one prolonged blast followed by rapid short blasts. nmlkj

1. One prolonged blast at intervals of not more than 2 minutes and in addition an identity signal consisting of 4 short blasts.

nmlkj

2. One prolonged blast at intervals of one minute. nmlkj3. 4 short blasts on the whistle at intervals of one minute. nmlkj

Page 33 of 78


192.On open water, a power-driven vessel coming up dead astern of another vessel and altering her course to starboard so as to pass on the starboard side of the vessel ahead would sound_______________.

193.In a narrow channel, a vessel trying to overtake another on the other vessel`s port side, would sound a whistle signal of_____________.

194.What whistle signal, if any, would be sounded when two vessels are meeting, but will pass clear starboard to starboard?

195.A power-driven vessel leaving a quay or wharf must sound what signal?

196.When two vessels are in sight of one another, all of the following signals may be given EXCEPT _________________.

197.In a narrow channel, a signal of intent which must be answered by the other vessel, is sounded by a vessel _______________.

1. two short blasts nmlkj2. one short blast nmlkj3. two prolonged blasts followed by one short blast nmlkj

1. one short blast nmlkj2. two short blasts nmlkj3. two prolonged blasts followed by two short blasts nmlkj

1. One short blast nmlkj2. Two short blasts nmlkj3. No signal is required nmlkj

1. Three short blasts nmlkj2. A long blast nmlkj3. No signal is required. nmlkj

1. a light signal of at least five short and rapid flashed nmlkj2. four short whistle blasts nmlkj3. one prolonged, one short, one prolonged and one short whistle blasts nmlkj

Page 34 of 78


198.You are underway on the high seas in restricted visibility. You hear a fog signal of one prolonged and two short blasts. It could be any of the following EXCEPT a vessel ______.

199.In a narrow channel, an overtaking vessel which intends to pass on the other vessel`s port side would sound ___________________.

200.When moving from a berth alongside a quay (wharf), a vessel must sound __________

201.You are approaching another vessel and will pass safely starboard to starboard without changing course. You should _________________

202.Your vessel is backing out of a slip in a harbor. Visibility is restricted. You should sound __________________

203.A light used to signal passing intentions must be an _____________.

1. meeting another head-on nmlkj2. crossing the course of another nmlkj3. overtaking another nmlkj

1. minesweeping nmlkj2. engaged in fishing nmlkj3. being towed nmlkj

1. one prolonged followed by two short blasts nmlkj2. one short blast nmlkj3. two prolonged followed by two short blasts nmlkj

1. three short blasts nmlkj2. a long blast nmlkj3. No signal is required nmlkj

1. hold course and sound no whistle signal nmlkj2. hold course and sound a two blast whistle signal nmlkj3. change course to starboard and sound one blast nmlkj

1. one prolonged blast only nmlkj2. one prolonged blast followed by three short blasts when the last line is taken aboard nmlkj3. one prolonged blast followed by three short blasts when leaving the slip nmlkj

Page 35 of 78


204.While underway and in sight of another vessel, you put your engines full speed astern. Which statement concerning whistle signals is TRUE?

205.Which signal is sounded ONLY by a vessel in sight of another?

206."Vessel" "A" is overtaking vessel" "B" on open waters as shown, and will pass without changing course. Vessel "A" _____________.

207.Two prolonged blasts followed by one short blast on the whistle is a signal which would be sounded by a vessel _____________.

208.In a narrow channel, an overtaking which intends to PASS on the other vessel`s port side would sound _____________.

209.When two vessels are in sight of one another and NOT in or near an area of restricted

1. alternating red and yellow light nmlkj2. alternating white and yellow light nmlkj3. all-round white light only nmlkj

1. You must sound three short blasts on the whistle nmlkj2. You must sound one blast if backing to starboard nmlkj3. You must sound whistle signals only if the vessels are meeting. nmlkj

1. One short blast on the whistle nmlkj2. Four short blasts on the whistle nmlkj3. One prolonged blast on the whistle nmlkj

1. need not sound any whistle signals nmlkj2. should sound two short blasts nmlkj3. should sound the danger signal nmlkj

1. overtaking another in a narrow channel nmlkj2. anchored nmlkj3. engaged in mineclearance nmlkj

1. one prolonged followed by two short blasts nmlkj2. one short blast nmlkj3. two prolonged followed by two short blasts nmlkj

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visibility, any of the following signals may be given EXCEPT ____________.

210.Which signal is sounded ONLY by a vessel in sight of another and NOT in or near an area of restricted visibility?

211.A signal of one prolonged, one short, one prolonged, and one short blast, in that order is given by a vessel _____________.

212.On open water two vessels are in an overtaking.The overtaking vessel has just sounded one short blast on the whistle. What is the meaning of this whistle signal?

213.You are in sight of a power-driven vessel that sounds two short blasts of the whistle. This signal means that the vessel _____________.

214.Your vessel is backing out of a slip in a harbor and you can see that other vessels are approaching. You should sound _____________.

1. a light signal of at least five short and rapid flashes nmlkj2. one prolonged, one short, one prolonged, and one short whistle blast nmlkj3. four short whistle blasts nmlkj

1. Four short blasts on the whistle nmlkj2. One prolonged blast on the whistle nmlkj3. One short blast on the whistle nmlkj

1. engaged on pilotage duty nmlkj2. in distress nmlkj3. being overtaken in a narrow channel nmlkj

1. "I request permission to pass you on my port side". nmlkj2. "I will maintain course and speed and pass you an your starboard side." nmlkj3. "I am changing course to starboard." nmlkj

1. is altering course to port nmlkj2. is altering course to starboard nmlkj3. intends to leave you on her port side nmlkj

1. three short blasts when leaving the slip nmlkj2. one prolonged blast followed by three short blasts when the last line is taken aboard nmlkj

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215.A whistle signal of one prolonged,one short,one prolonged and one short blast,is sounded by a vessel _____________.

216.Two power-driven vessels are meeting. A two blast whistle signal by either vessel means _____________.

217.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 more to facilitate passage. The sailing vessel is the _____________.

218.Which signal is sounded ONLY when vessels are NOT in sight of each other?

219.You are underway in a narrow channel, and you are being overtaken by a vessel astern. After the overtaking vessel sounds the proper signal indicating his intention to pass your vessel on your starboard side, you signal your agreement b

220.A vessel sounds one short blast. This signal indicates the vessel _____________,

3. one prolonged blast only nmlkj

1. at anchor nmlkj2. towing a submerged object nmlkj3. being overtaken in a narrow channel nmlkj

1. "I intend to alter course to port" nmlkj2. "I desire to pass starboard to starboard" nmlkj3. "I am altering course to port" nmlkj

1. stand-on vessel and would sound two short blasts nmlkj2. give-way vessel and would sound no whistle signal nmlkj3. give-way vessel and would sound two prolonged blasts followed by two short blasts nmlkj

1. A signal of at least five short and rapid blasts nmlkj2. Four short blasts on the whistle nmlkj3. One prolonged, one short, one prolonged, and one short blast on the whistle, in that order nmlkj

1. one short blast nmlkj2. two prolonged blasts nmlkj3. one prolonged, one short, one prolonged, and one short blast in that order nmlkj

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221.A vessel sounds two short blasts. This signal indicates the vessel _____________.

222.You intend to overtake a vessel in a narrow channel, and you intend to pass along the vessel`s port side. How should you signal your intention?

223."Vessel "A"is overtaking vessel "B" on open waters and will pass without changing course. Vessel "A" _____________.

224.When vessels are in sight of one another, two short blasts from one of the vessels means _____________.

225.In which case would an overtaking vessel sound a whistle signal of two prolonged followed by one short blast?

226.Under what circumstances would an overtaking vessel sound a whistle signal of two prolonged

1. intendes to alter course to starboard nmlkj2. intends to pass starboard to starboard nmlkj3. is altering course to starboard nmlkj

1. intends to alter course to port nmlkj2. intends to pass starboard to starboard nmlkj3. is altering course to port nmlkj

1. No signal is necessary nmlkj2. Two prolonged blasts nmlkj3. two prolonged followed by two short blasts nmlkj

1. should sound two short blasts nmlkj2. should sound the danger signal nmlkj3. will not sound any whistle signals nmlkj

1. "I am altering my course to starboard" nmlkj2. "I am altering my course to port" nmlkj3. "I intend to change course to starboard" nmlkj

1. When obertaking in restricted visibility nmlkj2. When overtaking in a narrow channel nmlkj3. When overtaking on open waters nmlkj

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followed by one short blast?

227.How do COLREG rules interfere with the special rules for roadsteads, harbours, rivers, lakes or inland waterways navigable by seagoing vessels ?

228.When is a vessel, the master or the owner exonerated from the consequences of any neglect or the neglect of any precaution which may be required by the ordinary practice of seaman ?

229.What does the term "power-driven vessel" mean ?

230.What does the term 'vessel engaged in fishing" mean ?

231.What does the term "vessel not under command" mean ?

1. When overtaking in restricted visibility nmlkj2. When overtaking in a narrow channel nmlkj3. When overtaking on open waters nmlkj

1. Nothing in COLREG rules shall interfere with the operation of special rules, made by an appropriate authority, but such special rules shall conform as closely as possible to COLREG rules.

nmlkj

2. The appropriate authority is not obliged to take into account COLREG rules. nmlkj3. The COLREG rules shall apply in all circumstances. nmlkj

1. The compliance with COLREG rules exonerates the vessel, master or owner from any responsability. nmlkj2. The closest possible compliance with the rule "privileged vessel" exonerates the vessel, master or

owner from any responsability. nmlkj

3. The rules shall not exonerate the vessel, master or owner from the consequences of any neglect to comply with these rules or of the neglect of any precaution which may be required by the ordinary practice of seaman.

nmlkj

1. The term "power-driven vessel" means any vessel propelled by machinery. nmlkj2. Vessels using a Diesel engine as a means of propulsion. nmlkj3. All vessels capable of navigating on water, except for sailing vessels. nmlkj

1. Any vessel fishing with trolling lines or other fishing apparatus which do not restrict manoeuvrability. nmlkj2. All vessels built and equipped for fishing. nmlkj3. Any vessel fishing with nets, lines, trawls or other fishing apparatus which restrict manoeuvrability. nmlkj

1. Any vessel having serious damages to the steering gear and/or the main engine. nmlkj2. Any vessel which through some exceptioal circumstance is unable to manoeuvre as required by the nmlkj

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234.What does the term "vessel underway" mean ?

235.What does the term "vessel's breadth" mean ?

236.How shall a proper look-out be maintained aboard ?

237.What is the reason for proceeding at a "safe speed" ?

rules and is therefore unable to keep out of the way of another vessel. 3. Any damaged vessel which is unable to manoeuvre and to keep out of the way of another vessel. nmlkj

1. A vessel engaged in fishing which is going to recover her gear. nmlkj2. A drifting vessel. nmlkj3. A vessel engaged in dredging, hydrographic surveying and oceanographic operations or underwater

operations. nmlkj

1. A vessel engaged in an abandon-ship drill. nmlkj2. A vessel engaged in the launching or recovery of aircraft. nmlkj3. A deep draught vessel sailing in narrow channels. nmlkj

1. Any vessel which is not made fast to the shore. nmlkj2. Any vessel at sea having the propeller system working. nmlkj3. Any vessel which not at anchor or made fast to the shore, or aground. nmlkj

1. Vessel's greatest breadth. nmlkj2. Vessel's breadth midship. nmlkj3. The mean breadth of the vessel measured at the bow, stern and midship. nmlkj

1. Every vessel shall at all times maintain a proper look-out by sight and hearing as well as by all available means appropriate in the prevailing circumstances and conditions so as to make a full appraisal of the situation and of risk of collision.

nmlkj

2. Every vessel shall at all times maintain a look-out by sight to avoid any dangerous situation. nmlkj3. When the visibility is restricted, a proper look-out shall be maintained in order to make a full

appraisal of any risk of collision. nmlkj

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238.Which are the factors taken into accont in determining the "safe speed" additionally, by vessels with operational radar ?

239.When shall it be deemed that a risk of collision exists, when an appreciable bearing change is evident ?

240.How shall the alternations of course and/or speed be made to avoid collision ?

241.How shall vessels not using a traffic separation scheme navigate ?

242.Which are the vessels exempted from complying with provisions at the rule regarding navigation in traffic separation schemes ?

1. A vessel shall proceed at a safe speed so that she can take proper and effective action to avoid collision and be stopped within a distance appropriate to the prevailing circumstances and conditions.

nmlkj

2. A vessel shall proceed at a safe speed so that she can in all circumstances avoid any collision. nmlkj3. A vessel shall proceed at a safe speed to avoid a close quarters situation between ships. nmlkj

1. The minimal passing distance, the use of a proper range scale, the elimination of jamming. nmlkj2. The characteristics, efficiency, constraints imposed by the radar range scale in use, the effect of the

sea state, the number, location and movement of vessels. nmlkj

3. The same factors as when the radar is not in use. nmlkj

1. When approaching a very large vessel or a tow or when approaching a vessel at close range. nmlkj2. When a vessel approaching from abeam, at high speed. nmlkj3. When approaching a vessel at low speed, from astern. nmlkj

1. Small alterations of course and/or speed not to deviate too much from vessel's course. nmlkj2. Large enough alterations of speed and small alterations of course, not to deviate too much from

vessel's course. nmlkj

3. If the circumstances admit, they shall be large enough to be readily apparent to anoter vessel observing visually or by radar.

nmlkj

1. They shall use the inshore traffic zones. nmlkj2. They shall avoid it by as wide a margin as is practicable. nmlkj3. They shall navigate in the proximity of, but shall not cross the separation line. nmlkj

1. Vessels restricted in their ability to manoeuvre when engaged in an operation for the maintenance of safety of navigation in the traffic separation scheme is exempted from complying with this rule.

nmlkj

2. Vessels with damages to the main engine. nmlkj3. Vessels with damages to the steering gear. nmlkj

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243.How shall 2 power-driven vessels manoeuvre, when navigating on reciprocal or nearly reciprocal courses, so as to involve risk of collision ?

244.How shall 2 sailing vessels manoeuvre when they are approaching one another, so as to involve risk of collision and each has the wind on a different side ?

245.Which is the action by given-way vessel ?

246.When shall a stand-on vessel take action to avoid collision by her manoeuvre alone ?



1. Each shall alter courses to port in order to pass at a safe distance. nmlkj2. They shall give the regular signals, alter course to starboard or port, according to the circumstances. nmlkj3. Each shall alter her course to starboard so that each shall pass on the port side of the other. nmlkj

1. The vessel which has the wind on the port side shall keep out of the way of the other. nmlkj2. The vessel which has the wind on the starboard side shall keep out of the way of the other. nmlkj3. The vessel which has the wind from astern shall keep out of the way of the other. nmlkj

1. The vessel shall so far as possible take early and substantial action to keep well clear. nmlkj2. The vessel shall take early action with small alterations of course not to deviate too much from her

course. nmlkj

3. When the vessels are in close proximity, the give-way vessel shall take substantial action by alterations of course and speed to completly avoid the risk.

nmlkj

1. The vessel shall not keep out of the way of another vessel, no matter the circumstances. nmlkj2. As soon as it become apparent to her that the vessel required to keep out of the way is not taking

appropriate action in compliance with the rules. nmlkj

3. When after taking the bearing, she realized that the risk of collision exists. nmlkj

1. A vessel not under command. nmlkj2. All oil-tankers and tankers carrying liquefied gases. nmlkj3. Power-driven vessels, with high speed. nmlkj

1. Power-driven vessels with low speed. nmlkj2. Vessels not under command. nmlkj

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250.Which vessels shall, if the circumstances of the case admit, avoid impeding the safe passage of a vessel constrained by her draught ?

251.To which vessels do the rules of conduct of vessels in restricted visibility apply to ?

252.A vessel which detects by radar alone the presence of another vessel shall determine if a close-quarters situation is developing and/or risk of collision exists. If so, she shall take avoiding action in ample time; however, if such action consists of an a

253.Except where it has been determined that a risk of collision does not exist, point out how a vessel shall conduct, which hears apparently forward of her beam the fog signal of another vessel, or which cannot avoid a close-quarters situation with another v

3. Oil-tankers or tankers carrying liquefied gases. nmlkj

1. Vessels engaged in fishing. nmlkj2. Trawlers underway to the fishing grounds. nmlkj3. Fish-carriers, underway. nmlkj

1. Vessels restricted in their ability to manoeuvre. nmlkj2. Vessels not under command. nmlkj3. Power-driven vessels underway. nmlkj

1. Vessels navigating in areas of restricted visibility when only one of them is not in sight of one another.

nmlkj

2. Vessels not in sight of one another when navigating in or near areas of restricted visibility. nmlkj3. Vessels navigating in or near areas of restricted visibility when they sight only the masthead lights of

one another. nmlkj

1. An alteration of course to starboard for a vessel forward of the beam, other than for a vessel being overtaken.

nmlkj

2. An alteration of course to port for a vessel forward of the beam, other than for a vessel being overtaken.

nmlkj

3. An 180 degrees alteration (reciprocal) to avoid risk of collision. nmlkj

1. She shall reduce her speed to the minimum at which she can be kept on her course. She shall, if necessary, take all her way off and in any event navigate with extreme caution untill danger of collision is over.

nmlkj

2. She shall keep at the same speed, but with the engine on stand-by for manoeuvre in order to avoid risk of collision

nmlkj

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254.When shall the rules concerning lights be complied with ?

255.'What does the word "sidelight" mean ?

256.What does the term "towing light" mean ?

257.What range shall the mastlights be visible at, for vessels between 12 and 20m in length ?

258.What range shall the sidelights be visible at for vessels more than 50 metres in length ?

259.What range shall the sternlight be visible at, for vessels of 50 metres or more in length ?

3. She shall navigate at economic speed and proper look-out, radar working and the engines on stand-by ready for manoeuvre.

nmlkj

1. By night. nmlkj2. By night and in restricted visibility. nmlkj3. From sunset to sunrise. nmlkj

1. A green light on the starboard side and a red light on the port side each showing an unbroken light over an arc of the horizon of 112.5 degrees and so fixed as to show the light from right ahead to 22.5 degrees abaft the beam on its respective side.

nmlkj

2. The white sidelights from the side-ladders. nmlkj3. The white light from the decks. nmlkj

1. A white light placed above the sternlight used as a steering guide, while towing. nmlkj2. A yellow light showing an unbroken light over an arc of the horizon of 360 degrees. nmlkj3. A yellow light placed as nearly as practicable at the stern showing an unbroken light over an arc of

the horizon of 135 degrees and so fixed as to show the light 67.5 degrees from right aft on each side of the vessel.

nmlkj

1. 1 - 2 nautical miles. nmlkj2. 2 nautical miles. nmlkj3. 3 nautical miles. nmlkj

1. 3 nautical miles. nmlkj2. 5 nautical miles. nmlkj3. Between 3 and 5 nautical miles. nmlkj

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260.What range shall the sternlight be visible at, for vessels less than l2 metres in length ?

261.What range shall the towing light be visible at, for vessels of 12-50 metres in length ?

262.What range shall the white,red, green or yellow all round light be visible at, for vessels less than 12 metres in length ?

263.What lights shall a power-driven vessel underway, of 50 metres or more in length, exhibit ?

264.What lights shall a power-driven vessel of less than 50 metres in length exhibit, when towing and the length of the tow exceeds 200 metres ?

265.What lights shall a power-driven vessel of more than 50 metres in length exhibit, when towing and the length of the tow exceeds 200 metres ?


1. 3 nautical miles. nmlkj2. 1.5 nautical miles. nmlkj3. 2 nautical miles. nmlkj


1. 1 nautical mile. nmlkj2. Less than 1 nautical mile. nmlkj3. 2 nautical miles. nmlkj

1. A masthead light, sidelight and a sternlight. nmlkj2. A masthead light forward, a second masthead light abaft of and higher than the forward one,

sidelights and a sternlight. nmlkj

3. Sidelights, a sternlight and two white masthead lights. nmlkj

1. 3 masthead lights in a vertical line and a towing light. nmlkj2. 3 masthead lights in a vertical line, sidelights and a sternlight. nmlkj3. 3 masthead lights in a vertical line, sidelights, a sternlight and a towing light. nmlkj

Page 46 of 78


266.What lights shall a pushing vessel and a vessel being pushed ahead exhibit, when they are rigidly connected in a composite unit ?

267.What lights shall the objects or vessels being towed exhibit, other than inconspicuous vessels or objects ?

268.Where shall the shape of a vessel being towed be placed when the length of the tow exceeds 200 metres ?

269.What lights shall an inconspicuous, partly submerged vessel or object more than 25 metres in breadth, exhibit ?

270.What shape shall an inconspicuous, partly submerged object or vessel exhibit by day when being towed and the length of the tow is less than 200 metres ?

1. 3 masthead lights in a vertical line, sidelights and a sternlight. nmlkj2. Instead of the lights forward aft or aft, 3 masthead lights in a vertical line, sidelights, a sternlight, a

towing light. nmlkj

3. 3 masthead lights in a vertical line, sidelights and a towing light. nmlkj

1. The lights of a tugboat with the length of the tow less than 200 metres. nmlkj2. Every vessel shall exhibit herwn lights prescribed for the power-driven vessel underway. nmlkj3. The lights of a single power-driven vessel, underway. nmlkj

1. Masthead lights and a sternlight. nmlkj2. Sidelights and a sternlight. nmlkj3. Towing lights and a sternlight. nmlkj

1. At the foremast head. nmlkj2. At the aftermast head. nmlkj3. Where it can best be seen. nmlkj

1. 4 all-round white lights at the after end, forward end and on each side at the extremities of her breadth.

nmlkj

2. An all-round white light at the forward end and another all-round white light at the after end. nmlkj3. Green and red sidelights at the extremities of her breadth. nmlkj

1. A cone apex downwards at the forward end. nmlkj2. A diamond at or near the after end of the last vessel or object being towed. nmlkj

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271.What lights shall a sailing vessel underway exhibit, when her length is less than 20 metres ?

272.Which are the additional lights a sailing vessel underway may exhibit ?

273.What shape shall a vessel proceeding under sail exhibit, when also being propelled by machinery ?

274.What lights shall a vessel engaged in trawling exhibit, when not underway ?

275.What shapes shall a vessel engaged in trawling exhibit ?

276.What lights shall a vessel engaged in fishing other than trawling exhibit, when there is outlying gear extending more than 150 metres horizontally and is not making way through the water ?

3. 2 black cones, apexes together. nmlkj

1. Sidelights and a sternlight combined in one lantern. nmlkj2. Sidelights. nmlkj3. A white light to be exhibited if necessary. nmlkj

1. An all-round green light at the top of the mast. nmlkj2. An all-round red light at the top of the mast. nmlkj3. 2 all-round lights in a vertical line, the upper being red and the lower green at the top of the mast. nmlkj

1. A conical shape forward, apex downward, where it can best be seen. nmlkj2. A diamond where it can best be seen. nmlkj3. 2 black cones with the apexes together. nmlkj

1. An all-round green light and a masthead light placed higher. nmlkj2. 2 all-round lights in a vertical line, the upper being green and the lower white, a masthead light

placed abaft of and higher than the all-round light. nmlkj

3. 2 all-round lights in a vertical line, the upper being white and the lower green and a sternlight. nmlkj

1. A shape consisting of 2 cones with their apexes together. nmlkj2. A diamod shape. nmlkj3. 2 black balls in a vertical line. nmlkj

1. 2 all-round lights in a vertical line, the upper being white and the lower red, an all-round red light in nmlkj

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277.What lights and shapes shall a fishing vessel exhibit, when not engaged in fishing ?

278.What additional lights shall vessels engaged in fishing with purse seine gear exhibit, when engaged in fishing in close proximity to other vessels ?

279.What lights shall a vessel not under command exhibit, when not making way through the water ?

280.Where shall the shapes of a vessel not under command be placed ?

281.What lights shall a vessel restricted in her ability to manoeuvre exhibit, when not making way through the water ?

282.What shapes shall a vessel restricted in her ability to manoeuvre exhibit ?

the direction of the gear. 2. 2 lights in a vertical line, the upper being red and the lower white, an all-round white light in the

direction of the gear. nmlkj

3. An all-round white light in the direction of the gear. nmlkj

1. The lights and shapes prescribed for a vessel of her length. nmlkj2. The lights of a vessel engaged in fishing and making way through the water. nmlkj3. The lights of a vessel restricted in her ability to manoeuvre. nmlkj

1. A yellow light flashing alternately white equal light and occultation duration. nmlkj2. An all-round white light. nmlkj3. 2 yellow lights in a vertical line flashing alternately every second and with equal light and

occultation. duration. nmlkj

1. Sidelights and 2 red lights in a vertical line. nmlkj2. 2 all-round red lights in a vertical line. nmlkj3. The red lights and a sternlight. nmlkj

1. Forward. nmlkj2. Where they can best be seen. nmlkj3. At the aftmasthead. nmlkj

1. 3 lights in a vertical line, the highest and the lowest being red and the middle one white. nmlkj2. 3 white lights in a vertical line. nmlkj3. 3 lights in a vertical line, the highest and the lowest being white and the middle one red. nmlkj

Page 49 of 78


283.What lights shall a vessel engaged in dredging or underwater operations exhibit, when restricted in her ability to manoeuvre ?

284.What lights shall a vessel engaged in dredging or underwater operations exhibit, when restricted in her ability to manoeuvre and at anchor ?

285.What shapes shall a vessel engaged in mineclearance operations exhibit ?

286.What do the shapes and lights of vessels engaged in mineclearance operations indicate ?

287.Where shall the lights or shapes of the vessels constrained by their draught be exhibited ?

1. 2 black balls in a vertical line. nmlkj2. A black diamond. nmlkj3. 3 shapes in a vertical line, the highest and the lowest being a ball and the middle one a diamond. nmlkj

1. 2 all-round red lights in a vertical line to indicate the side on which the obstruction exists, 2 all-round green lights in a vertical line to indicate the side on which another vessel may pass and the lights of a vessel restricted in her ability to manoe

nmlkj

2. The lights of a vessel not under command. nmlkj3. 2 all-round red lights in a vertical line to indicate the side on which an obstruction exists, 2 red lights

in a vertical line to indicate the side on which another vessel may pass and the lights of a power-driven vessel underway.

nmlkj

1. The lights of a power-driven vessel at anchor. nmlkj2. A red light indicating the side on which an obstruction exists and the lights for a vessel at anchor. nmlkj3. Instead of the lights of a vessel at anchor, the lights of a vessel restricted in her ability to manoeuvre

engaged in dredging operations. nmlkj

1. The shapes of a vessel not under command. nmlkj2. 3 balls and in case the vessel is at anchor, 3 balls and the shape prescribed for anchored vessels. nmlkj3. The shapes of a power-driven vessel underway and 3 diamonds. nmlkj

1. That it is dangerous for another vessel to approach within 1000 metres of the mineclearance vessel. nmlkj2. That it is dangerous for another vessel to approach within 500 metres of the mineclearance vessel. nmlkj3. That another vessel shall navigate with precaution keeping more than 2 nautical miles distance from

the vessel. nmlkj

1. Where they can best be seen. nmlkj2. At the stern masthead. nmlkj

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288.What lights shall a vessel engaged on pilotage duty exhibit, when she is not underway ?

289.What lights and shapes shall a pilot vessel exhibit when not engaged on pilotage duty ?

290.What is the length of a vessel at anchor which must use the available working or equivalent lights to illuminate her decks ?

291.What shapes shall a vessel aground exhibit ?

292.What ligths and shapes shall a seaplane exhibit, when alighted on the sea ?

293.What does the term "short blast" mean ?

3. At the fore masthead. nmlkj

1. 2 all-round lights in a vertical line, the upper being red and the lower white. nmlkj2. An all-round white alternating light. nmlkj3. 2 all-round lights in a vertical line, the upper being white and the lower red. nmlkj

1. The lights and shapes prescribed for a pilot vessel. nmlkj2. The lights or shapes prescribed for a similar vessel of her length. nmlkj3. The lights and shapes for vessels restricted in their ability to manoeuvre. nmlkj

1. 75 metres. nmlkj2. 50 metres. nmlkj3. 100 metres and more. nmlkj

1. The shapes of a vessel at anchor and 3 balls in a vertical line. nmlkj2. The shapes of a vessel at anchor and 2 balls in a vertical line. nmlkj3. 2 balls in a vertical line. nmlkj

1. The lights and shapes prescribed by the rules. nmlkj2. The lights and shapes necessary for identification. nmlkj3. The lights and shapes for vessels of less than 20 metres in length. nmlkj

1. A blast of from 2 to 3 seconds' duration. nmlkj2. A blast of a short, less than 1 second's duration, produced by a power-driven vessel underway. nmlkj3. A blast of about 1 second's duration. nmlkj

Page 51 of 78


294.What equipment for sound signals shall a vessel of 100 metres or more in length be provided with?

295.What equipment for sound signals shall a vessel of less than 12 metres in length carry ?

296.Which is the sound signal to indicate the manoeuvre "I am altering my course to starboard" ?

297.What significance shall the light signal"one flash " have, if associated with the sound signal ?

298.What significance shall light signal "3 flashes" have, if associated with the sound signal ?

299.When in sight of one another in a narrow channel or fairwey, what signal shall the vessel intending to overtake another on port side produce ?

1. A whistle, a bell and a gong at the stern. nmlkj2. A whistle in the fore part and a gong at the stern. nmlkj3. A bell in the fore part and a gong at the stern. nmlkj

1. Vessels of less than 12 metres in length shall not be obliged to carry sound signalling appliances. nmlkj2. Vessels of less than 12 metres in length shall carry a whistle and a bell in the fore part. nmlkj3. Vessels of less than 12 metres in length shall not be obliged to carry the prescribed sound signalling

appliances, but they shall be provided with some other means of making an efficiement sound signal. nmlkj

1. One short blast. nmlkj2. One prolonged blast followed by one short blast. nmlkj3. 2 prolonged blast followed by one short blast. nmlkj

1. I am altering my course to starboard. nmlkj2. I have stopped my engines. nmlkj3. I am manoeuvring with difficulty to port. nmlkj

1. I am operating astern propulsion. nmlkj2. I am manoeuvring astern propulsion. nmlkj3. I have my engines stopped. nmlkj

1. 2 short blasts. nmlkj2. 2 prolonged blasts followed by 2 short blasts. nmlkj3. 2 short blasts preceded and followed by one prolonged blast. nmlkj

Page 52 of 78


300.What sound signals shall a vessel give when in sight of another and failing to understand the intentions of another, or when in doubt whether sufficient action is being taken by the other to avoid collision ?

301.What signal shall a vessel give, when approaching a bend or obstruction that may obscure another vessel and hearing a prolonged blast ?

302.When shall sound signals be given, in conditions of restricted visibility ?

303.What sound signal shall a power-driven vessel give, when making way through the water in conditions of restricted visibility ?

304.What sound signals shall vessels constrained by their draught give, in conditions of restricted visibility ?

305.What sound signals shall a fishing vessel underway give, in conditions of restricted visibility ?

1. At least 5 short and rapid blasts on the whistle. nmlkj2. One prolonged blast and 5 short blasts. nmlkj3. 2 prolonged blasts followed by short blasts. nmlkj

1. One short blast "I am altering my course to starboard". nmlkj2. One prolonged blast followed by one short blast. nmlkj3. One prolonged blast. nmlkj

1. Only by day in conditions of restricted visibility. nmlkj2. By night on foggy weather. nmlkj3. By day and by night in conditions of restricted visibility. nmlkj

1. 5 short warning blasts. nmlkj2. One prolonged blast followed by one short blast at an interval of one minute. nmlkj3. One prolonged blast at intervals of not more than 2 minutes. nmlkj

1. One prolonged blast followed by 2 short blasts at intervals of not more than 2 minutes. nmlkj2. One prolonged blast preceded and followed by one short blast at intervals of one minute. nmlkj3. 5 short blasts at intervals of 2 minutes. nmlkj

1. 4 short ( warning ) blasts at intervals of 2 minutes. nmlkj

Page 53 of 78


306.What sound signals shall a composite unit, pushing vessel-vessel being pushed ahead give, when stopped and not making way through the water, in conditions of restricted visibility ?

307.What sound signals shall a vessel at anchor give, of 100 metres or more in lenght, in conditions of restricted visibility ?

308.What shall a vessel of less than 12 metres in length do, in conditions of restricted visibility, when she cannot give the signals prescribed by the rules ?

309.What sound signals shall a pilot vessel give, when stopped and not making way through the water, engaged on pilotage duty in conditions of restricted visibility ?

310.Which is the alarm signal in radiotelephony ?

2. One prolonged blast followed by 2 short blasts at intervals of not more than 2 minutes. nmlkj3. One prolonged blast followed by 3 short blasts at intervals of one minute. nmlkj

1. One prolonged blast at intervals of 2 minutes. nmlkj2. One prolonged blast preceded and followed by one short blast at intervals of 2 minutes. nmlkj3. 2 prolonged blasts at intervals of not more than 2 minutes nmlkj

1. Rapid blasts on the bell in the forepart and one prolonged blast on the whistle at intervals of one minute.

nmlkj

2. Rapid blasts on the bell in the forepart and immediately the gong shall be sounded in the after part for about 5 secondat intervals of not more than one minute.

nmlkj

3. 3 distinct strokes on the bell in the forepart and 3 strokes on the gong in the after part at intervals of one minute.

nmlkj

1. She shall give a sound signal on the whistle consisting of 5 short blasts at intervals of one minute. nmlkj2. She shall make some other efficient sound signal at intervals of not more than 2 minutes. nmlkj3. She shall give rapid strokes on the gong at intervals of not more than one minute. nmlkj

1. 4 short blasts on the whistle at intervals of one minute. nmlkj2. The blasts of stopped vessel not making way through the water and in addition 4 short identity blasts. nmlkj3. 2 prolonged blasts at intervals of one minute. nmlkj

1. A 2-tone bitonal signal. nmlkj2. A continuous tone signal. nmlkj3. A signal consisting of short continuous tones. nmlkj

Page 54 of 78


311.A vessel not under command sounds the same fog signal as a vessel___________.

312.If a vessel displays theree all-round red lights in a vertical line at night, during the day she may show________________.

313.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, ______________.

314.A vessel displaying three red lights in a vertical line is _________________.

315.A towing light is __________________.

316.A power-driven vessel pushing ahead or towing alongside displays navigation lights and _________________

1. towing nmlkj2. constrained by her draft nmlkj3. All of the above nmlkj

1. three balls in a vertical line nmlkj2. a cylinder nmlkj3. two diamonds in a vertical line nmlkj

1. sidelights and a sternlight nmlkj2. the lights required for a vessel more than 7 meters in length nmlkj3. one all-round white light nmlkj

1. not under command nmlkj2. aground nmlkj3. constrained by her draft nmlkj

1. shown at the bow nmlkj2. white in color nmlkj3. shown in addition to the sternlight nmlkj

1. two all-round red lights in a vertical line nmlkj2. two yellow towing lights in a vertical line nmlkj3. two white masthead lights in a vertical line nmlkj

Page 55 of 78


317.To indicate that a vessel is constrained by her draft, a vessel may display, in a vertical line,_______________

318.A single vessel being towed alongside shall exhibit ________________

319.A single vessel being towed alongside shall show ________________

320.What lights are required for a single barge being towed alongside?

321.A power-driven vessel pushing ahead or towing alongside will show sidelights, a sternlight, and _________________

322.What characteristic must a light a light used to indicate passing intentions have?

323.What characteristic must a light have if used to signal passing intentions?

1. three 360grd. red lights nmlkj2. two 225grd. red lights nmlkj3. three 360grd. blue lights nmlkj

1. one all-round white light nmlkj2. sidelights, stern light and a special flashing light nmlkj3. sidelights and a stern light nmlkj

1. one all-round white light nmlkj2. sidelights and a stern light nmlkj3. only the outboard sidelight and a stern light nmlkj

1. Sidelights and a stern light nmlkj2. Sidelights, a special flashing light, and a stern light nmlkj3. Sidelights and a special flashing light nmlkj

1. an all-round red light where it can best be seen nmlkj2. two yellow masthead lights in a vertical line nmlkj3. two masthead lights in a vertical line nmlkj

1. It must be an alternating red and yellow light nmlkj2. It must be an all-round white light nmlkj3. It must be an all-round yellow light nmlkj

Page 56 of 78


324.A light used to signal passing intentions must be an ________________

325.A light used to signal passing intentions must be an ______________

326.A vessel displaying three red lights in a vertical line is _________________

327.If at night a vessel displays three all-round red lights in a vertical line, during the day she may show ________________

328.Which dayshape is prescribed for a vessel constrained by her draft?

329.A vessel constrained by her draft may display________________.

1. It must be an all-round white light nmlkj2. It must be an alternating blue and white light nmlkj3. It must be an all-round white or yellow light nmlkj

1. all-round white or yellow light nmlkj2. all-round yellow light only nmlkj3. all-round white light only nmlkj

1. all-round yellow light only nmlkj2. all-round white light only nmlkj3. all-round blue light only nmlkj

1. restricted in her ability to maneuver nmlkj2. not under command nmlkj3. constrained by her draft nmlkj

1. two cones,base to base nmlkj2. three black balls in a vertical line nmlkj3. a cylinder nmlkj

1. A black diamond nmlkj2. A cylinder nmlkj3. A black ball nmlkj

Page 57 of 78


330.A towing light is _____________.

331.A towing light _____________.

332.A 20-meter power-driven vessel pushing ahead or towing alongside will display _____________.

333.At night, a power-driven vessel less than 7 meters in length, with a maximum speed which does not exceed 7 knots, MUST show when underway at least _____________.

334.At night, a power-driven vessel less than 7 meters in length, with a maximum speed which does not exceed 7 knots, may show when underway _____________,

335.Which statement is TRUE concerning light signals?

1. three all-round red lights instead of the lights required for a power-driven vessel of her class nmlkj2. the same lights as a vessel restricted in her ability to maneuver nmlkj3. three all-round red lights in addition to the lights required for a power-driven vessel of her class nmlkj

1. shown below the sternlight nmlkj2. white in color nmlkj3. a yellow light having the same characteristics as the stern light nmlkj

1. flashes at regular intervals of 50-70 flashes per minute nmlkj2. is yellow in color nmlkj3. shows an unbroken light over an arc of the horizon of not less than 180 grd nor more than 225 grd nmlkj

1. two towing lights in a vertical line nmlkj2. a towing light above the sternlight nmlkj3. two masthead lights in a vertical line nmlkj

1. one white 360 light nmlkj2. a white light on the near approach of another vessel nmlkj3. sidelights and a sternlight nmlkj

1. sidelights combined in a single latern nmlkj2. an all-round flashing yellow light nmlkj3. one all-round white light nmlkj

Page 58 of 78


336.The light which may be used with a vessel`s whistle must be _____________.

337.In addition to her running lights, an underway vessel constrained by her draft may carry in a vertical line_____________.

338.If you sighted three red lights in a vertical line on another vessel at night,it would be a vessel _____________.

339.A 20-meter power-driven vessel pushing ahead or towing alongside will display _____________.

340.A vessel constrained by her draft may display _____________.

341.Which vessel may NOT exhibit two red lights in a vertical line?

1. The time between flashes shall be about five seconds nmlkj2. The light signals are to be used when not using sound signals. nmlkj3. The time between successive signals shall be not less than ten seconds. nmlkj

1. used when the whistle is broken nmlkj2. a white light nmlkj3. used only at night nmlkj

1. a red light, a white light, and a red light nmlkj2. two red lights nmlkj3. three red lights nmlkj

1. aground nmlkj2. constrained by her draft nmlkj3. dredging nmlkj

1. a single white light forward nmlkj2. two masthead lights in a vertical line nmlkj3. two towing lights in a vertical line nmlkj

1. three all-round red lights nmlkj2. two 225 grd red lights nmlkj3. three all-round blue lights nmlkj

Page 59 of 78


342.Which statement(s) is (are) TRUE concerning light signals?

343.What dayshape is prescribed for a vessel constrained by her draft?

344.You are on a vessel that cannot comply with the spacing requirement for masthead lights. What is required in this situation?

345.A partially submerged object towed by a vessel must show during the day one _____________.

346.Yellow lights are NOT shown by _____________.

347.How shall a vessel navigate along a narrow channel or fairway ?

1. A vessel constrained by her draft nmlkj2. A trawler fishing in close proximity to other trawlers nmlkj3. A vessel aground nmlkj

1. The time between flashes shall be about five seconds nmlkj2. The time between successive signals shall be not less than ten seconds nmlkj3. The light signal are to be used when not using sound signal nmlkj

1. A black cone, apex upward nmlkj2. A black cone, apex downward nmlkj3. A cylinder nmlkj

1. The vessel must carry only the lights that comply with the rules; the others may be omitted. nmlkj2. The vessel`s lights must comply as closely as possible, as determined by her government. nmlkj3. The vessel must be altered to permit full compliance with the rules. nmlkj

1. diamond shape when the length of the tow is 200 meters or less nmlkj2. diamond shape when the length of the tow exceeds 200 meters in length nmlkj3. black ball nmlkj

1. towing vessels pushing ahead nmlkj2. air cushion vessels in a nondisplacement mode nmlkj3. purse seiners nmlkj

1. In the centre of the channel or fairway. nmlkj

Page 60 of 78


348.How shall a vessel less than 20 m in length or a sailing vessel proceed along a narrow fairway ?

349.How shall a vessel engaged in fishing conduct in a narrow channel or fairway ?

350.What sound signals may a vessel navigating within a channel use, when in doubt to the intention of a crossing vessel ?

351.What safety precautions shall a vessel nearing a bend of a narrow channel or fairway take ?

352.What shall the traffic separation schemes rule apply to ?

353.How shall a vessel join or leave a traffic separation scheme ?

2. As near to the outer limit of the channel or fairway which lies on her starboard side as is safe and practicable.

nmlkj

3. The vessel shall keep as near to the outer limit of the channel or fairway as possible, to provide a proper look-out.

nmlkj

1. As all the other vessels. nmlkj2. As close to the centre of the fairway as possible. nmlkj3. The vessel shall not impede the passage of a vessel which can safely navigate only within a narrow

fairway or channel. nmlkj

1. The vessel shall not impede the passage of any other vessel navigating within a narrow channel or fairway.

nmlkj

2. They shall fishing only in the centre of the narrow channel not to impede the passage in both directions.

nmlkj

3. As a privileged vessel which must be avoided. nmlkj

1. One long blast and two short blasts on the whistle. nmlkj2. 5 short and rapid blasts on the whistle. nmlkj3. One long warning signal. nmlkj

1. To sound 5 short blasts. nmlkj2. To sound one short blast and navigate on the right side of the channel. nmlkj3. To sound one long blast and navigate with particular alertness and caution. nmlkj

1. To traffic separation schemes adopted by the organisation. nmlkj2. To traffic separation schemes adopted by the Government of the respective state. nmlkj3. To traffic separation schemes adopted by the organisation and the Governments. nmlkj

Page 61 of 78


354.How shall a vessel cross the traffic lanes when is obliged to do so ?

355.Shall inshore traffic zones be used for the inshore traffic ?

356.Is anchoring permitted in the traffic separation schemes ?

357.What additional signals shall a pilot vessel give, when engaged on pilotage duty, in conditions of restricted visibility in order to be identified ?

358.What signals shall a vessel give to attract attention of another ?

1. At right angles to the general direction of the traffic flow. nmlkj2. Normally join or leave traffic lane at the termination of the lane, but, when joining or leaving from

either side shall do so at as small angle to the general direction of traffic flow as possible. nmlkj

3. Through the traffic separation zone but with the approuval of the authorities surveying navigation in the traffic separation scheme.

nmlkj

1. At a small angle to the general direction of traffic flow and at small speed. nmlkj2. At as small an angle to the general direction of traffic flow as practicable at full speed. nmlkj3. As nearly as practicable at right angles to the direction of traffic flow. nmlkj

1. Normally, they shall not be used for through traffic, except for vessels of less than 20m in length and sailing vessels.

nmlkj

2. They shall be used by all vessels owned by the riverside state. nmlkj3. They shall be used by vessels restricted in their ability to manoeuvre. nmlkj

1. A vessel shall so far as practicable avoid anchoring in a traffic separation scheme or in areas near its terminations.

nmlkj

2. Anchoring is permitted, but the vessels shall make all signals provided in the COLREG rules. nmlkj3. Anchoring is prohibited in all circumstances. nmlkj

1. 5 short blasts on the whistle. nmlkj2. 4 short blasts on the whistle. nmlkj3. 3 short blasts on the whistle or siren. nmlkj

1. 5 short blasts on the whistle and 5 rapid strokes on the bell. nmlkj2. Light or sound signals that cannot be mistaken for other signals or to direct the beam of her

searchlight in the direction of the danger. nmlkj

3. One prolonged blast and 4 short blasts on the whistle. nmlkj

Page 62 of 78


359.What does the term "distress signals" mean ?

360.How shall the distress signals be used ?

361.At what intervals is the "gun or other explosive signal" fired ?

362.What is the significance of a continuous sounding with any fog-signalling apparatus ?

363.What signal do the shells or rockets throwing red stars indicate, when fired at short intervals ?

364.Which is the distress signal in radiotelegraphy ?

365.Which is the distress signal in radiotelephony ?

1. The signals given by a vessel in distress. nmlkj2. The signals given by a vessel in distress and in need of assistance. nmlkj3. The signals given by a vessel not under command, in distress. nmlkj

1. Distress signals are used separately at short intervals. nmlkj2. Distress signals are used either together or separately at short intervals of about one minute. nmlkj3. Distress signals are used only together in order to be noticed quickly. nmlkj

1. At about one minute. nmlkj2. At about 5 minutes. nmlkj3. At about 15 minutes. nmlkj

1. A warning signal given by a vessel in fog. nmlkj2. A distress signal. nmlkj3. A signal given by a vessel not under command or restricted in her ability to manoeuvre. nmlkj

1. A warning signal. nmlkj2. A restriction signal given by a war vessel. nmlkj3. A distress signal. nmlkj

1. 3 dots, 3 dashes, 3 dots ( S.O.S. ) in the Morse Code. nmlkj2. Repeated dots ( E ) in the Morse Code. nmlkj3. 3 dashes ( O ) in the Morse Code. nmlkj

Page 63 of 78


366.Which is the distress signal in the international code of signals ?

367.Which signal may be considered a distress signal ?

368.What signal does "flames on the vessel from a burning tar or oil barrel" indicate ?

369.Which signal may be considered as a distress signal ?

370.What signal does "the smoke signal giving off orange-coloured smoke" indicate ?

371.Which is the distress signal given by arms ?

1. The word DANGER repeated. nmlkj2. The word MAYDAY repeated. nmlkj3. The words ATTENTION-DANGER repeted 3 times. nmlkj

1. "N.C." nmlkj2. "P." nmlkj3. "O." nmlkj

1. A square flag having above or below it a ball or a similar object. nmlkj2. 3 black balls in a vertical line. nmlkj3. A red flag ( B ). nmlkj

1. The warning signal of a vessel having the steering gear out of order. nmlkj2. A distress signal. nmlkj3. The signal to attract attention that the vessel cannot avoid another vessel. nmlkj

1. Shells or hand flares showing a red light. nmlkj2. Shells or hand flares showing a green light. nmlkj3. Shells or hand flares showing a brillant white light. nmlkj

1. A warning signal for an avoiding manoeuvre. nmlkj2. A distress signal. nmlkj3. A signal to attract attention. nmlkj

1. Slowly and repeatedly moving the arms, making circles above the head. nmlkj

Page 64 of 78


1. 1. 2. 3. 4.

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2. Raising both arms vertically, above the head. nmlkj3. Slowly and repeatedly raising and lowering arms outstretched to each side. nmlkj

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COLREG - Self Test

Documents

n file

term vessel

towing vessel

overtaking vessel

word vessel

powerdriven vessel

overtaken vessel

vessels draught