Тест по COLREG (CES v5.0)

Результаты прохождения теста

Тест состоял из 80 случайных вопросов.
Всего вопросов по данной теме: 92
Ваш результат: 78%
Правильные ответы:
1

What is the fog signal for a power driven vessel engaged in towing another vessel?

Ваш ответ правильный:

One long blast followed by two short blasts every two minutes.
2

A power driven vessel is sighted coming towards own ship from 45° on the port side at a distance of 5 nautical miles and the bearing is not changing. What is the initial action you should take?

Правильный ответ:

There is a risk of close quarter situation, but the other ship is the “give way” ship, so I should maintain my course and speed, but monitor the situation.

Ваш ответ:

There is a risk of a close quarter situation, but I am the “give way” vessel and therefore I shall keep well clear of the other ship.
3

A vessel is seen showing two black cones points together. What does this day time signal indicate?

Ваш ответ правильный:

It is a vessel engaged in any type of fishing.
4

A vessel is observed approaching from the port side showing two red lights and also a green side light. A series of bearings indicate, that a close quarter situation is likely to occur. As Officer of the Watch, indicate what action should be taken within the meaning of the Rules:

Правильный ответ:

Take early and substantial action to keep well clear.

Ваш ответ:

Maintain your course and speed.
5

Would a “safe speed” in restricted visibility always be considered faster when a vessel has an operational ARPA radar, than with a vessel without a radar?

Правильный ответ:

Not always, it may even be slower.

Ваш ответ:

It would never be faster just because the ship has an ARPA.
6

You are Officer of the Watch and observe another vessel approaching from the port side across your course line and showing two black cones points together and a cone point upwards on its starboard side. What would be the correct action to be taken by your vessel, if a close quarter situation is developing?

Правильный ответ:

Take early and substantial action to keep well clear.

Ваш ответ:

Maintain your course and speed for a crossing vessel from port.
7

Which of the following statements is correct within the Rules?

Ваш ответ правильный:

You should join a traffic separation system at as small angle to the general direction of traffic flow as practicable.
8

You are Officer of the Watch on a vessel meeting another vessel in clear visibility on a collision course and you are the “give way” vessel. Under the Rules what action should you take to avoid a close quarter situation?

Ваш ответ правильный:

You should take early and substantial action to keep well clear.
9

A vessel is seen showing two red lights in a vertical line and also a white light forward and another white light aft. What does this night time signal indicate?

Ваш ответ правильный:

It is the signal for a ship that has run aground.
10

You are Officer of the Watch and you are approaching a bend in a narrow channel, where you cannot see round the bend. What action should you take?

Ваш ответ правильный:

You should give one long blast on the whistle.
11

What is the fog signal of a fishing vessel not engaged in fishing?

Ваш ответ правильный:

The normal fog signal for a power driven vessel of her size.
12

What is understood by the term “short blast”?

Ваш ответ правильный:

A blast of about one second in duration.
13

A vessel is seen showing two black cones points together and another cone point upwards on one side of the vessel. What does this day time signal indicate?

Ваш ответ правильный:

It is a vessel engaged in fishing (other than trawling) where outlying gear extends more than 150 metres horizontally from the vessel.
14

What is the fog signal to be sounded by a 150 metre-long power driven vessel when aground in reduced visibility?

Ваш ответ правильный:

Every minute a ringing of the bell for about 5 seconds and in addition three distinct strokes before and after the ringing of the bell and at the after end of the vessel immediately after the bell, a gong for about 5 seconds.
15

Which fog signal should a vessel not under command sound in reduced visibility?

Ваш ответ правильный:

One long followed by two short blasts on the whistle every two minutes.
16

What fog signal should be sounded by a power driven vessel underway and making way through the water, when in reduced visibility?

Ваш ответ правильный:

One long blast on the whistle every two minutes.
17

Are there any particular rules for sailing vessels and vessels less, than 20 metres in length, when they are proceeding in a narrow channel?

Ваш ответ правильный:

They should not impede the passage of a vessel, that can only safely navigate within a narrow channel of fairway.
18

A power driven vessel is sighted coming towards own ship from 45° on the port side and the bearing is not changing and it is getting closer and appears to be taking no action. You have sounded five or more short and rapid blasts and it still appears to be taking no action. As “stand-on” vessel can you take action under the rules at this time?

Ваш ответ правильный:

Your vessel may take action to avoid collision by her manoeuvre alone, as soon as it becomes apparent to you, that the vessel required to keep out of the way is not taking appropriate action.
19

Could any of the following vessels be considered as “constrained by her draught” when the vessel is navigating in a wide channel?

Правильный ответ:

A vessel with draught of 8 metres in the channel where depth of water is 12 metres.

Ваш ответ:

None of the vessels specified.
20

A vessel is seen showing two red lights on one side; two green lights on the other side of the vessel and also three lights in a vertical line, the upper and lower red and the middle one white. What does this night time signal indicate?

Ваш ответ правильный:

It is a vessel engaged in dredging or underwater operations which is restricted in its ability to manoeuvre, showing the side where the obstruction exists and the side it is safe to pass – under way but not making way.
21

Two ships are seen close to each other and both are showing a black diamond in the fore part of the vessel. What does this day time signal indicate?

Правильный ответ:

One ship is towing the other and the length of the tow is more, than 200 metres.

Ваш ответ:

One ship is towing the other.
22

What is the night time signal, that may be displayed by a vessel to indicate she is constrained by her draught?

Правильный ответ:

Normal steaming lights of a power driven vessel of her size and in addition three all-round red lights in a vertical line where they can best be seen.

Ваш ответ:

Normal steaming lights of a power driven vessel of her size and in addition three all-round lights, the upper and lower red and the middle one white, in a vertical line where they can best be seen.
23

You are bridge Officer of the Watch in poor visibility, and plot another vessel on the radar, approaching your ship from the port side, so as to involve a close quarter situation. Which of the following is the most suitable action required under these Rules?

Ваш ответ правильный:

Make an early and substantial alteration of course to starboard.
24

If two power driven vessel are crossing in clear visibility so as to be involved in a possible collision, which vessel has to keep out of the way of the other?

Правильный ответ:

The vessel, which has the other on her own starboard side shall keep out of the way.

Ваш ответ:

Both vessels should alter course to starboard and avoid passing ahead of the other vessel.
25

Which vessels are allowed to use an inshore traffic lane of a Traffic Separation Scheme?

Ваш ответ правильный:

All of the suggested options.
26

Which of the following vessels should keep out of the way of a large vessel, which is proceeding up a narrow channel?

Ваш ответ правильный:

All of the specified vessels.
27

You are Officer of the Watch and observe another vessel approaching from the port side across your course line and showing a red light over a white light, and another white light on its starboard side, and also a green side light. What would be the correct action to be taken by your vessel, if a close quarter situation is developing?

Правильный ответ:

Take early and substantial action to keep well clear.

Ваш ответ:

Maintain your course and speed for a crossing vessel from port.
28

You are Officer of the Watch of a power driven vessel, proceeding in narrow channel, and hear two long blasts, following by one short blast coming from astern of your vessel. What should you give in response to this signal, if you feel doubtful of the safety of their intended manoeuvre?

Ваш ответ правильный:

At least five short and rapid blasts.
29

You are Officer of the Watch on a vessel when you observe another two vessels crossing from port and both of these vessels are showing a black diamond. What would be the correct initial action to be taken by your vessel under these Rules, if the bearing of the nearest vessel is only changing slowly?

Правильный ответ:

Maintain your course and speed, and continually monitor the situation.

Ваш ответ:

Sound one short blast and alter your course to the starboard.
30

You are Officer of the Watch on a power driven vessel in a Traffic Separation Scheme, and sight a fishing vessel engaged in fishing inside the Traffic Separation Scheme. Who has the responsibility to keep clear?

Правильный ответ:

A vessel engaged in fishing shall not impede the passage of any vessel following a traffic line.

Ваш ответ:

A power driven vessel should keep clear of a vessel engaged in fishing.
31

The two white mast head lights of a vessel are seen by another ship, what is the length of this vessel?

Правильный ответ:

Any length – the length is unknown.

Ваш ответ:

The vessel is over 100 metres in length.
32

You are on a power driven vessel approaching the vessel illustrated (showing one black ball), directly ahead on your course line. What is the correct action to be taken by your vessel?

Ваш ответ правильный:

Taking into account any navigational hazards, take early and substantial action to keep well clear.
33

A vessel is seen showing three lights in a vertical line; the top and bottom ones are red and the middle one is white in the fore part of the vessel. What does this night time signal indicate?

Ваш ответ правильный:

It is a vessel restricted in her ability to manoeuvre, underway but not making way.
34

You are Officer of the Watch of a power driven vessel proceeding in a narrow channel, and hear two long blasts, followed by one short blast coming from astern of your vessel. What is the meaning of this signal?

Ваш ответ правильный:

It is a ship, that is intending to pass you on your starboard side, where you need to take some action to allow this manoeuvre.
35

The Officer of the Watch is suspicious of the range of visibility, when sailing in open water. At what distance would the first visual sighting of another vessel be considered “Restricted Visibility” under these Rules?

Ваш ответ правильный:

The range of visibility representing “Restricted Visibility” is partly dependant on the size and manoeuvrability of the vessels.
36

You are Officer of the Watch proceeding on your voyage in bad visibility; you have plotted a target on the radar screen and see, that it is a ship on a collision course. What are the recommended actions to be taken in this situation?

Ваш ответ правильный:

All of the suggested answers.
37

Which fog signal should a vessel engaged in towing or pushing another vessel sound in reduced visibility?

Ваш ответ правильный:

One long followed by two short blasts on the whistle every two minutes.
38

You are Officer of the Watch on a vessel when you observe another vessel under full sail showing a black cone apex downwards and on a constant bearing of about 50° on your port bow. What would be the correct initial action to be taken by your vessel?

Правильный ответ:

Maintain your course and speed.

Ваш ответ:

Alter your course to the starboard and sound one short blast on the whistle.
39

A vessel is proceeding along a narrow channel and hears the following signal: “two long blasts and two short blasts on a whistle” from astern. How should the vessel respond?

Ваш ответ правильный:

The response should be one long, one short, one long and one short blast on the whistle, if in agreement to be overtaken.
40

What action is required by the “stand-on” vessel under these rules?

Ваш ответ правильный:

All of the other options.
41

A vessel is seen showing a white light in the fore part of the vessel. What does this night time signal indicate?

Ваш ответ правильный:

It is a ship at anchor, under 50 metres in length.
42

What is the fog signal for a 150 metre-long power driven vessel when at anchor in reduced visibility?

Ваш ответ правильный:

Sound the bell for about 5 seconds and in the after end of the vessel immediately after the bell, a gong for about 5 seconds every minute.
43

Your vessel is a deep draught vessel, and is approaching the entrance to a narrow channel. Which of the following answers provide the most appropriate instructions on how you should proceed?

Ваш ответ правильный:

Reduce to a safe speed, keep a sharp lookout and keep to the starboard side of the fairway.
44

You are Officer of the Watch of a power driven vessel when your vessel encounters fog during your watch, what are the important initial actions, that should be taken under these Rules?

Ваш ответ правильный:

All of the suggested answers.
45

Which fog signal should a vessel engaged in fishing sound in reduced visibility?

Ваш ответ правильный:

One long followed by two short blasts on the whistle every two minutes.
46

A vessel is seen showing two red lights on one side; two green lights on the other side of the vessel and also three lights in a vertical line, the upper and lower red and the middle one white. Which is the correct side to pass this vessel?

Ваш ответ правильный:

The side, which displays the two green lights is the side it is safe to pass.
47

What manoeuvring signal would a power-driven vessel give to another vessel when they are in sight of each other, when altering course to port?

Ваш ответ правильный:

Two short blasts.
48

A vessel is observed approaching from the port side showing two black balls. A series of bearings indicate, that a close quarter situation is likely to occur. As Officer of the Watch, indicate what action should be taken within the meaning of the Rules:

Ваш ответ правильный:

Take early and substantial action to keep well clear.
49

You are Officer of the Watch of a power driven vessel and your vessel is proceeding in fog, when you hear the fog signal of another power driven somewhere ahead of you. The signals seem to be getting closer, but nothing is detected on the radar. How should you proceed within the meaning of these rules?

Ваш ответ правильный:

Reduce the speed to lowest manoeuvring speed and, if necessary, take all the way off and proceed with extreme caution.
50

Which of the following vessels is considered “restricted in her ability to manoeuvre”?

Ваш ответ правильный:

A vessel engaged in fishing.
51

As Officer of the Watch you sight another power driven vessel on the port side approaching your vessel on a collision course. Which of the following answers is the correct initial responsibility under the Rules?

Правильный ответ:

Your vessel should maintain its speed and course.

Ваш ответ:

Your vessel is obliged to keep out of the way of the other vessel, therefore you alter your course to the starboard.
52

Which fog signal should a vessel restricted in her ability to manoeuvre sound in reduced visibility?

Ваш ответ правильный:

One long followed by two short blasts on the whistle every two minutes.
53

You are Officer of the Watch and see another vessel displaying two cones points together and a cone point up on one side, this vessel is sighted dead ahead and the bearing is not altering. What actions should be taken?

Ваш ответ правильный:

Take early and substantial action to keep well clear of the other vessel.
54

You are on a vessel approaching a Traffic Separation Scheme, and wish to enter a port within the inshore traffic zone on the side of the Scheme, which is used by vessels coming in the opposite direction. What is the correct approach to safely gain entry into the destination port in compliance with the Rules?

Правильный ответ:

Take the “inshore traffic zone” and keep out of the main lanes of the scheme.

Ваш ответ:

Enter the scheme into correct main lane, and cross over the scheme at, as small angle as possible, to the general direction of traffic flow.
55

Which of the following answers could be considered the correct immediate actions taken by bridge Officer of the Watch when the vessel enters an area of reduced visibility?

Ваш ответ правильный:

Call the Master, sound the fog signal and put the engines on Standby.
56

You are Officer of the Watch, and you are approaching a bend in a narrow channel, where you cannot see round the bend, and you sound one long blast on the whistle. What action would you expect an approaching vessel on the other side of the bend to answer to your signal?

Ваш ответ правильный:

It should answer with one long blast on the whistle.
57

A power driven vessel is sighted coming towards own ship from 45° on the port side at a distance of 2 nautical miles and the bearing is still not changing. What is the first action you should take?

Ваш ответ правильный:

There is a close quarter situation developing and the other vessel is not keeping clear therefore I would sound at least 5 short and rapid blasts to indicate my concern and monitor the situation.
58

Under what circumstances should a vessel consider itself to be an overtaking vessel within the meaning of the Rules?

Ваш ответ правильный:

A vessel is overtaking when coming up with another vessel from a direction more, than 22,5° abaft her beam or, if in any doubt she shall assume, that she is.
59

A vessel is seen showing two black balls on one side; two black diamonds on the other side of the vessel and also three shapes in a vertical line, the upper and lower black balls and the middle one a diamond. Which is the correct side to pass this vessel?

Ваш ответ правильный:

The side, which displays the two diamond shapes is the side it is safe to pass.
60

Which fog signal should a sailing vessel sound in reduced visibility?

Ваш ответ правильный:

One long followed by two short blasts on the whistle every two minutes.
61

You are Officer of the Watch on a vessel when you observe another two vessels crossing from port, and both of these vessels are showing a black diamond and one is also showing three shapes, the highest and lowest are black balls, and the middle one a black diamond. What would be the most suitable initial action to be taken by your vessel under these Rules, if the bearing of the nearest vessel is only changing slowly?

Ваш ответ правильный:

Slow down your vessel and allow the two vessels to pass ahead.
62

The Rules clearly define the term “underway” and some, or all, of the following vessels comply with that definition. Which if any would not be considered as “underway”?

Ваш ответ правильный:

Vessel lying at anchor.
63

A vessel is seen showing three green lights in a triangle at the head of the fore mast of the vessel, and another single white light forward. What does this night time signal indicate?

Ваш ответ правильный:

A ship involved in mine clearance operation at anchor.
64

As Officer of the Watch of a power driven vessel, what should you take into consideration when entering a narrow channel?

Ваш ответ правильный:

Proceed at a safe speed, keeping to the starboard side of the fairway.
65

As Officer of the Watch you sight another power driven vessel on the starboard side approaching your vessel on a collision course. Which of the following answers is the correct initial action to be taken under the Rules?

Правильный ответ:

Take early and substantial action to keep well clear.

Ваш ответ:

Make an early and substantial alteration of course to starboard.
66

You are on a power driven vessel, approaching the vessel illustrated (showing two white lights), directly ahead on your course line. What is the correct action to be taken by your vessel?

Ваш ответ правильный:

Taking into account any navigational hazards, take early and substantial action to keep well clear.
67

What manoeuvring signal would a power-driven vessel give to another vessel when they are in sight of each other, when going astern on the engines?

Ваш ответ правильный:

Three short blasts on the whistle.
68

A vessel is seen showing three black balls in a triangle at the head of the fore mast of the vessel, and another single black ball forward. What does this day time signal indicate?

Ваш ответ правильный:

A ship involved in mine clearance operation at anchor.
69

What is the fog signal for a power driven vessel engaged in pushing another vessel ahead, but not as a composite unit?

Ваш ответ правильный:

One long blast followed by two short blasts every two minutes.
70

You are Officer of the Watch proceeding in fog and hear one long blast every two minutes coming from ahead by a vessel approaching, which you have been tracking on your ARPA, and know, that there a risk of a close quarter situation. What would be considered the best action to take?

Ваш ответ правильный:

You should take avoiding action in ample time avoiding an alteration to port.
71

What is the daytime signal of a vessel aground?

Правильный ответ:

Three black balls in a vertical line, where they can best be seen.

Ваш ответ:

The black cylinder where it can best be seen.
72

Your vessel is approaching a bend in a narrow channel with an obstructed view ahead. How should you proceed?

Ваш ответ правильный:

All of the suggested answers.
73

A vessel is seen showing three shapes in a vertical line; the top and bottom ones are black balls and the middle one is a black diamond in the fore part of the vessel. What does this day time signal indicate?

Ваш ответ правильный:

It is a vessel restricted in her ability to manoeuvre.
74

A vessel is seen showing a black ball in the fore part of the vessel. What does this day time signal indicate?

Ваш ответ правильный:

It is a ship at anchor.
75

Another vessel is observed dead ahead streaming in the opposite direction. What action would the Officer of the Watch expect from the other vessel?

Ваш ответ правильный:

Expect the other vessel to alter its course to the starboard.
76

A bearing is taken of an approaching vessel and shortly afterwards another observation is made of the same vessel. The bearing is changing slowly, but under what circumstances (as defined in the Rules) could there still be a risk of a collision in this situation?

Ваш ответ правильный:

All of the suggested answers.
77

A power driven vessel sees the two masthead lights in line and both side lights of another power driven vessel 15° on her starboard bow. Should the vessel assume this is a “head-on” situation and expect both vessels to alter to starboard?

Правильный ответ:

No, it is a crossing vessel and not a head-on situation.

Ваш ответ:

Yes, it is a head-on situation.
78

How should a vessel cross a Traffic Separation Scheme?

Ваш ответ правильный:

Should cross with a heading as near to right angles to the general direction of traffic flow.
79

As Officer of the Watch you sight another power driven vessel on the port side approaching your vessel on a collision course. Which of the following answers is the correct action under the Rules if the other vessel appears to be taking no action to avoid a close quarter situation?

Ваш ответ правильный:

You give a signal to the approaching vessel consisting of, at least five short and rapid blasts combined with a light signal and keep monitoring the situation.
80

What manoeuvring signal would a power-driven vessel give to another vessel when they are in sight of each other, when altering course to starboard?

Ваш ответ правильный:

One short blast.
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