IDESS iTest Online for Deck Officer about COLREG
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Amount of questions: 108.
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You are navigating in a narrow channel. This vessel is observed dead ahead. Which of these actions would you take?
Keep to the port side of the channel.
Keep to the starboard side of the channel.
Call the other vessel on VHF to agree on which side to pass.
Keep course and speed and sound at least 5 short and rapid blasts.
The compass bearing of this vessel is steady at a range of 3 miles. The range is decreasing. What action should you take?
Sound 5 short and rapid blasts. Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Stop.
When would a vessel display this signal?
When agroun.
When Not Under Command.
When Restricted in her Ability to Manoeuvre.
When Constrained by her Draug.
Your vessel is constrained by her Draught, with limited sea room to manoeuvre. Risk of collision exists. Which of these actions is the most appropriate to take to pass at a safe distance?
Bold alteration of course to port.
Bold alteration of course to starboard.
Keep course and speed and continue to assess the situation.
Reduce speed to a minimum.
This vessel is 8 miles off your starboard bow. Which statement best describes the situation?
Risk of collision exists.
There is no risk of collision, the other vessel is passing ahead.
There is no risk of collision, the other vessel is passing clear.
Risk of collision can not be determined from the available information.
Your vessel is in restricted visibility and altering course too starboard to avoid a close quarters situation. What manoeuvring signal would you sound?
1 short blast.
2 short blasts.
3 short blasts.
None.
What does this day signal mean?
The vessel is constrained by her draft.
The vessel is aground.
The vessel is more than 100 m in length and in anchor.
The vessel is not under command.
Your power driven vessel is crossing a Traffic Separation Scheme. You observe this vessel following the scheme. Risk of collision exists. Which statement is correct?
Own ship is the stand on vessel.
Own ship is the give way vessel.
Own ship should not impede the passage of the vessel ahead.
Own ship should not impede the safe passage of the vessel ahead.
Action taken to avoid collision with another vessel should result in?
A CPA of 1 mile.
A CPA of 1.5 miles.
Passing at a safe distance.
Passing the other vessel on her port side (red to red passing).
When determining a safe speed, which of these factors should be taken into account?
The visibility.
ETA at next port.
Fuel consumption.
The charter party requirements.
You are following a traffic separation scheme. The compass bearing of this vessel is steady and range decreasing. Which statement is correct?
Own ship is the stand on vessel.
Own ship is the give way vessel.
Own ship should not impede the passage of the vessel ahead.
Own ship should not impede the safe passage of the vessel ahead.
The compass bearing of this vessel is steady and range is decreasing. Which of these actions should you take?
Maintain course and speed.
Call the vessel on VHF and ask what her intentions are.
Sound one short blast and alter course to Starboard.
Change course.
Your vessel is steaming at a safe speed in restricted visibility. Risk of collision exists, what action should you take?
Alter course immediately to port.
Wait until the vessel is 3 nm away and sound one short blast and alter course to starboard.
Alter course immediately to starboard.
Take all way of the vessel until the other vessel is past and clear.
The compass bearing of this vessel is decreasing. Which of these actions should you take?
Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port.
Sound 5 short blasts.
Stop.
The vessel is on a steady bearing, at a range of 2 miles, decreasing. Which of these actions should you take?
Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to starboard.
Stop.
What vessels must a seaplane, in general, keep clear of?
All vessels.
None, sea-going vessels must keep clear.
Power driven vessels.
Sailing vessels.
Your vessel is following a Traffic Separation Scheme. The bearing of the target vessel is steady. What INITIAL action should you take?
Take all way off own vessel.
Maintain course and speed and sound 5 short blasts.
Sound two short blasts and alter course to Port and enter the separation zone.
Sound one short blast and alter course to Starboard and leave the separation scheme.
How should a proper lookout be maintained?
By sight and hearing.
By radar if fitted.
By all other available means.
All of the other answer options.
The compass bearing of vessel is steady and range is decreasing. Range is 2 miles. Which of these actions should you take?
Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Stop.
What signal would this vessel sound in restricted visibility?
1 Prolonged blast at intervals not exceeding 2 minutes.
2 Prolonged blasts at intervals not exceeding 2 minutes.
1 Prolonged blast followed by 2 short blasts at intervals not exceeding 2 minutes.
1 Prolonged blasts followed by 3 short blasts at intervals not exceeding 2 minutes.
Risk of collision exists with vessel. Which statement is correct?
Own ship is the stand on vessel.
Own ship is the give way vessel.
Own vessel must not give way to another vessel.
Own ship should not impede the safe passage of the other vessel.
For the purpose of the collision avoidance rules, when would vessel be deemed to be in sight?
When you can visually observe her.
When you can hear her fog signal.
When you first observe her on radar.
All of the other answer options.
The bearing of this vessel is steady, range 2 miles and decreasing, you have already sounded 5 short blasts and called the Master. What action should you take?
Maintain course and speed.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Await the arrival of the Master on the bridge.
Your vessel is stopped and drifting off port limits in restricted visibility what signal should you sound?
One prolonged blast at intervals not exceeding two minutes.
Two prolonged blasts at intervals not exceeding two minutes.
One prolonged blast followed by two short blasts at intervals not exceeding two minutes.
One prolonged blast followed by three short blasts at intervals not exceeding two minutes.
The compass bearing of vessel not changing, and the range is decreasing. What does this indicate?
There is no risk of collision.
Risk of collision exists.
The other vessel is stopped.
There is a fault with the compass repeater.
What is the minimum visible range of a maneuvering light?
1 mile.
2 miles.
3 miles.
5 miles.
What length is the towing vessel?
Less than 50 metres in length.
50 metres or more in length, possibly less than 50 metres in length.
50 metres or more in length.
Greater than 200 metres in length.
Which of these are NOT allowed in a traffic separation zone?
Entering the zone to engage in fishing.
Entering the zone to overtake another vessel.
Entering the zone to cross a separation scheme.
Entering the zone in an emergency.
The term restricted visibility as used in the collision avoidance rules refers to which of the answer option statements?
Navigating only in fog.
Navigating in visibility of less than 2 miles.
Navigating in visibility of less than 1 mile.
Any condition which visibility is restricted by fog, mist, falling snow, heavy rainstorms, sandstorms or any other similar causes.
You are navigating in a narrow channel in European waters. Which of these actions should you take?
Keep to the port side of the channel.
Sound 5 short and rapid blasts on the ship\'s whistle, and call the other vessel on the VHF to state that you are the stand-on vessel.
Keep to the starboard side of the channel.
Keep course and speed along the centre of the channel.
The vessel was initially observed to have a bow crossing range of 2 miles, speed 25 knots. Which of these actions would give the greatest margin of safety?
Maintain course and speed.
Sound one short blast and alter course to Starboard to pass ahead.
Slow down and allow her to pass ahead.
Sound two short blasts and make a bold alteration of course to port to pass astern.
Your vessel is Restricted in her Ability to Maneuver. Risk of collision exists with vessel, range 6 miles. Which of these actions would you take?
Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Slow down.
What is the minimum distance you should clear vessel by?
One Cable.
1 000 metres.
1 mile.
2 miles.
The bearing of vessel is slowly increasing. Which of these actions would give the greatest margin of safety?
Sound two short blasts and alter course to Port.
Maintain course and speed with caution.
Sound one short blast and alter course to Starboard.
Stop.
When must a proper look-out be maintained?
Only during daylight hours.
Only between sunset and sunrise.
Only when in coastal waters.
At all times when underway or at anchor.
The compass bearing of this vessel is steady and range is increasing. What action should you take?
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Keep course and speed and continue to assess the situation.
Stop.
Which of these actions would give the greatest margin of safety?
Keep course and speed.
Sound one short blast and alter course to Starboard.
Sound two short blasts and alter course to Port.
Stop.
The bearing of vessel is not changing. What action would give the greatest margin of safety?
Keep course and speed and continue to assess the situation.
Sound one short blast and alter course to Starboard.
Slow down.
Sound two short blasts and alter course to Port.
The compass bearing of vessel is steady and range is decreasing. What is the most appropriate action to take?
Sound one short blast and alter course to Starboard.
Sound two short blasts and alter course to Port.
Keep course and speed and continue to assess the situation.
Take all way off the vessel.
What day signal should vessel exhibit?
A black diamond.
A black ball.
None.
A black cone apex downwards.
ARPA gives a CPA of 3 cables passing ahead, for vessel. Its range is 5 miles. Which of these actions would give the greatest margin of safety?
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Keep course and speed and continue to assess the situation.
Reduce speed.
You are approaching the pilot station. Which of these actions should you take?
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Keep course and speed and continue to assess the situation.
Stop engines.
Your vessel is proceeding at a safe speed in restricted visibility. This target has just appeared. A fog signal is heard at the same time. Which of these actions should you take?
Keep course and speed and continue the radar plot.
Make a bold alteration of course to starboard.
Make a bold alteration of course to port.
Take all way of the vessel and continue the radar plot.
You have visually ascertained that risk of collision exists with the vessel on your port side. The radar shows her to be at a range of 5.5 miles. A squall reduces visibility to 2 miles. Which of these actions would you take to avoid a close quarters situation developing?
Keep course and speed and continue to assess the situation.
Make a bold alteration of course to Starboard.
Make a bold alteration of course to Port.
Stop engines.
The compass bearing of this vessel is steady at a range of 5 miles. The range is decreasing. What is the most appropriate action to take?
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Keep course and speed and continue to assess the situation.
Take all way off the vessel.
Which of these statements is true of vessel engaged in trawling?
It is 50 metres or more in length, underway or at anchor.
It may be any length, making way.
It is 50 metres or more in length, at anchor.
It is less than 50 metres in length, underway or at anchor.
What day signals should vessels exhibit?
A black diamond on the towing vessel.
A black diamond on the vessel being towed.
A black diamond on both vessels.
None.
You are navigating in a narrow channel. You wish to overtake the vessel on her starboard side. What signal would you make?
Sound 2 prolonged blasts followed by 1 short blast.
Sound 2 prolonged blasts followed by 2 short blasts.
Sound 7 short blasts followed by 1 prolonged blast.
Sound 1 prolonged blast.
The range of this vessel is 6 miles. The compass bearing of this vessel is steady and range is decreasing. Which of these INITIAL actions should you take?
Sound two short blasts and alter course to Port.
Keep course and speed and continue to assess the situation.
Sound one short blast and alter course to Starboard.
Stop.
You have left port and proceeding outbound. The compass bearing of this vessel is steady and range is decreasing. Which of these actions would you take?
Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Stop.
The vessel is 3 miles ahead. What action would you take?
Sound two short blasts and alter course to Port.
Maintain course and speed.
Contact the other vessel by vhf to agree on which side to pass.
Sound one short blast and alter course to Starboard.
You are following a Traffic Separation Scheme in a power driven vessel. Which statement is true for this situation?
Own ship is the stand on vessel.
Own ship is the give way vessel.
Own ship should not impede the passage of the vessel ahead.
Own ship should not impede the safe passage of the vessel ahead.
The compass bearing of vessel is steady and range is decreasing. What action should you take?
Sound two short blasts and make a bold alteration to port to pass well clear of the vessel.
Sound one short blast and make a bold alteration to starboard to pass ahead.
Increase speed to pass ahead.
Maintain course and speed, as she is the give way vessel.
Your vessel is anchoring, what signal would you sound when you put the engines astern?
1 prolonged blast.
2 prolonged blasts.
3 prolonged blasts.
3 short blasts.
The vessel is on a steady bearing, range decreasing. Which of these actions should you take?
Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Take all way of the vessel.
You are proceeding along a narrow channel. Risk of collision exists with vessel. Which statement is correct?
Own ship is the stand on vessel.
The other vessel is the stand on vessel.
The other vessel must not impede the passage of own ship.
Own ship must not impede the passage of the other vessel.
You are approaching the pilot station. Which of these actions should you take?
Sound one short blast and alter course to Starboard.
Sound two short blasts and alter course to Port.
Keep course and speed and continue to assess the situation.
Stop.
What length is the towing vessel?
Less than 50 metres in length.
50 metres or more in length, possibly less than 50 metres in lengt.
50 metres or more in length.
Greater than 200 metres in length.
Your power driven vessel is following a traffic separation scheme. Risk of collision exists with this vessel. Which of these statements is correct?
Own ship is the stand on vessel.
Own ship is the give way vessel.
Own ship should not impede the passage of the vessel ahead.
Own ship should not impede the safe passage of the vessel ahead.
You are making landfall. Your engines are ready for immediate manoeuvre and running at half ahead. Which of these actions would give the greatest margin of safety?
Sound one short blast and alter course to Starboard to pass astern.
Sound two short blasts and alter course to Port to pass ahead.
Manoeuvre so as to reduce own vessel\'s approach speed to zero in the shortest distance.
Keep course and speed and continue to assess the situation.
The compass bearing of this vessel is steady and range is decreasing. Which of these actions should you take?
Sound one short blast and alter course to Starboard.
Maintain course and speed.
Call the vessel on VHF and ask what her intentions are.
Stop.
You are proceeding along a narrow channel. Risk of collision exists with this vessel. Which statement is correct?
Own ship is the stand on vessel.
The other vessel is the stand on vessel.
The other vessel must not impede the passage of own ship.
Own ship must not impede the passage of the other vessel.
The compass bearing of this vessel is steady and range is decreasing. What is the most appropriate action to take?
Sound one short blast and alter course to Starboard.
Sound two short blasts and alter course to Port.
Keep course and speed and continue to assess the situation.
Take all way off the vessel.
Your vessel is steaming at a safe speed in restricted visibility. Risk of collision exists with target. Which of these actions should you take?
Alter course to Starboard.
Alter course to Port.
Take all way of the vessel until the other vessel is past and clear.
Keep course and speed and continue to assess the situation.
The vessel is 6 miles off your starboard bow. Which statement best describes the situation?
Risk of collision exists.
There is no risk of collision, the other vessel is passing astern.
There is no risk of collision, the other vessel is passing ahead.
Risk of collision can not be determined from the available information.
The vessel is at a range of 8 miles. The compass bearing of this vessel is increasing slowly and range decreasing. What INITIAL action should you take?
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Stop.
Keep course and speed and continue to assess the situation.
In which Traffic Separation Schemes does Rule 10 of the International Regulations for Preventing Collisions at Sea apply?
All traffic separation schemes.
Schemes adopted by the International Maritime Organisation.
Schemes adopted by local governments.
Schemes adopted by harbour authorities.
You have visually ascertained that risk of collision exists with the vessel on your port side. The radar shows her to be at a range of 5.5 miles. A squall reduces visibility to 2 miles. Which of these actions would you take to avoid a close quarters situation developing?
Keep course and speed and continue to assess the situation.
Make a bold alteration of course to Port.
Make a bold alteration of course to Starboard.
Stop engines.
You are navigating in a narrow channel. This vessel is observed dead ahead. Which of these actions would you take?
Keep to the port side of the channel.
Keep to the starboard side of the channel.
Call the other vessel on VHF to agree on which side to pass.
Keep course and speed and sound at least 5 short and rapid blasts.
The vessel is on a steady bearing, at a range of 2 miles, decreasing. Which of these actions should you take?
Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Stop.
What action should you take if you agree to vessel sound signal?
Sound 2 prolonged blasts followed by 1 short blast.
Sound 1 prolonged blast, 1 short blast, 1 prolonged blast, 1 short blast in that order.
Sound 2 prolonged blasts followed by 2 short blasts.
Sound 5 short and rapid blasts.
You are approaching port. Which of these actions would give the greatest margins of safety to pass the vessel ahead?
Sound one short blast and alter course to Starboard.
Sound two short blasts and alter course to Port.
Keep course and speed and continue to assess the situation.
Stop.
Your vessel is in restricted visibility and altering course too starboard to avoid a close quarters situation. What manoeuvring signal would you sound?
1 short blast.
2 short blasts.
3 short blasts.
None.
The compass bearing of this vessel is steady and range is decreasing. What action should you take?
Maintain course and speed.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Stop.
Your vessel is following a Traffic Separation Scheme. The bearing of the target vessel is steady, and its range is 6 miles. What action would you take?
Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Call the VTIS immediately informing them that this vessel is contravening rule 10.
Your vessel is steaming at minimum manoeuvring speed in restricted visibility. Risk of collision exists. What action would you take to avoid a close quarters situation?
Keep course and speed and continue to assess the situation.
Alter course to Starboard.
Alter course to Port.
Reduce speed.
Your vessel is stopped and drifting off port limits in restricted visibility what signal should you sound?
One prolonged blast at intervals not exceeding two minutes.
Two prolonged blasts at intervals not exceeding two minutes.
One prolonged blast followed by two short blasts at intervals not exceeding two minutes.
One prolonged blast followed by three short blasts at intervals not exceeding two minutes.
The vessel is 8 miles off your starboard bow. Which statement best describes the situation?
Risk of collision exists.
There is no risk of collision, the other vessel is passing ahead.
There is no risk of collision, the other vessel is passing clear.
Risk of collision can not be determined from the available information.
The compass bearing of the vessel is decreasing. Which of these actions should you take?
Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port.
Sound 5 short blasts.
Stop.
Which of these actions would give the greatest margin of safety in the shortest time?
Sound one short blast and alter course to Starboard.
Sound two short blasts and alter course to Port.
Keep course and speed and continue to assess the situation.
Increase speed to pass ahead.
The compass bearing of the vessel is steady and range is decreasing. What action should you take?
Maintain course and speed.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Stop.
What is the minimum visible range of a manoeuvring light?
1 mile.
2 miles.
3 miles.
5 miles.
Your ship is on a gyro heading of 000 degrees. The compass bearing of this vessel is steady. The range is 2 miles and decreasing. Which of these actions will result in increasing the margins of safety quickest ?
Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port by at least 45 degrees and keep observing the other vessel.
Sound one short blast and alter course to Starboard by at least 45 degrees and keep observing the other vessel.
Reduce speed to 8 knots.
What minimum distance from the fishing vessel does her outlying gear extend?
More than 50 metres.
More than 100 metres.
More than 150 metres.
More than 20 metres.
What signal would the vessel sound in restricted visibility?
Prolonged blast at intervals not exceeding 2 minutes.
1 Prolonged blast followed by 2 short blasts at intervals not exceeding 2 minutes.
2 prolonged blasts at intervals not exceeding 2 minutes.
1 Prolonged blasts followed by 3 short blasts at intervals not exceeding 2 minutes.
This is a fishing vessel with gear extended into the seaway, at a range of 2 miles. Which of these actions will ensure that you keep out of its way ?
Keep course and speed and continue to assess the situation.
Sound one short blast and alter course to Starboard.
Sound two short blasts and alter course to Port.
Stop engines.
When must a proper look-out be maintained?
Only during daylight hours.
Only between sunset and sunrise.
Only when in coastal waters.
At all times when underway or at anchor.
Your vessel is following a Traffic Separation Scheme. The bearing of the target vessel is steady. What INITIAL action should you take?
Maintain course and speed and sound 5 short blasts.
Take all way off own vessel.
Sound two short blasts and alter course to Port and enter the separation zone.
Sound one short blast and alter course to Starboard and leave the separation scheme.
You are navigating in a narrow channel in European waters. Which of these actions should you take?
Keep to the port side of the channel.
Keep to the starboard side of the channel.
Sound 5 short and rapid blasts on the ship\'s whistle, and call the other vessel on the VHF to state that you are the stand-on vessel.
Keep course and speed along the centre of the channel.
The vessel is on a steady bearing, range decreasing. Which of these actions should you take?
Sound one short blast and alter course to Starboard.
Take all way of the vessel.
Keep course and speed and continue to assess the situation.
Sound two short blasts and alter course to Port.
What signal should the vessel sound in restricted visibility?
1 Prolonged blasts followed by 3 short blasts at intervals not exceeding 2 minutes.
1 Prolonged blast followed by 2 short blasts at intervals not exceeding 2 minutes.
3 prolonged blasts at intervals not exceeding 2 minutes.
1 Prolonged blast at intervals not exceeding 2 minutes.
The compass bearing of this vessel is steady and range is decreasing. Which of these actions would give the greatest margin of safety?
Keep course and speed and continue to assess the situation.
Increase speed and pass ahead.
Sound two short blasts and alter course to Port and pass astern of the tow.
Sound one short blast and alter course to Starboard and cross ahead.
What must a power-driven vessel always do when navigating in or near an area of restricted visibility?
Proceed at half speed.
Have her engines ready for immediate manoeuvre.
Maintain her course and speed.
Reduce speed to the minimum at which she can be kept on her course.
You are following a Traffic Separation Scheme in a power driven vessel. Which statement is true for this situation?
Own ship is the stand on vessel.
Own ship should not impede the passage of the vessel ahead.
Own ship is the give way vessel.
Own ship should not impede the safe passage of the vessel ahead.
When is a power-driven vessel considered to be making way?
When moving through the water.
When stopped and drifting with the wind.
When stopped and drifting with the current.
All of the other options.
Which of these actions would give the greatest margin of safety?
Keep course and speed.
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Stop.
The bearing of this vessel is not changing, what action should you take?
Keep course and speed and continue to assess the situation.
Slow down.
Sound one short blast and alter course to Starboard.
Sound two short blasts and alter course to Port.
The bearing of this vessel is not changing. What action would give the greatest margin of safety?
Keep course and speed and continue to assess the situation.
Slow down.
Sound one short blast and alter course to Starboard.
Sound two short blasts and alter course to Port.
The bearing of this vessel is steady, range 2 miles and decreasing, you have already sounded 5 short blasts and called the Master. What action should you take?
Maintain course and speed.
Sound two short blasts and alter course to Port.
Await the arrival of the Master on the bridge.
Sound one short blast and alter course to Starboard.
The compass bearing of this vessel is not changing and range is decreasing. Which of these actions would best resolve this situation and give the greatest margin of safety?
Keep course and speed and continue to assess the situation. Other vessel is the give way vessel.
Sound one short blast and alter course to Starboard.
Sound two short blasts and alter course to Port.
Stop engines.
Your power driven vessel is following a traffic separation scheme. Risk of collision exists with this vessel. Which of these actions should you take?
Sound one short blast and alter course to Starboard.
Sound two short blasts and alter course to Port.
Maintain course and speed.
Call the other on VHF to ask what are her intentions.
You are navigating in a narrow channel. What action should the vessel ahead take?
Keep to the port side of the channel.
Keep to the starboard side of the channel.
Maintain her position.
Not impede the passage of our vessel.
The compass bearing of this vessel is steady at a range of 5 miles. The range is decreasing. What is the most appropriate action to take?
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Keep course and speed and continue to assess the situation.
Take all way of the vessel.
Action taken to avoid collision with another vessel should result in?
A CPA of 1 mile.
A CPA of 1.5 miles.
Passing the other vessel on her port side (red to red passing).
Passing at a safe distance.
The range of this vessel is 6 miles. The compass bearing of this vessel is steady and range is decreasing. Which of these INITIAL actions should you take?
Sound two short blasts and alter course to Port.
Keep course and speed and continue to assess the situation.
Sound one short blast and alter course to Starboard.
Stop.
The compass bearing of this vessel is steady and range is decreasing. Range is 2 miles. Which of these actions should you take?
Sound two short blasts and alter course to Port.
Keep course and speed and continue to assess the situation.
Sound one short blast and alter course to Starboard.
Stop.
Visibility is 12 miles. Risk of collision exists with the target vessel. Which of these actions would give the greatest margin of safety?
Alter course to Starboard 10 degrees.
Alter course to port 10 degrees.
Make a succession of small alteration of course.
Alter course to Starboard by at least 45 degrees.
The compass bearing of this vessel is steady and range is increasing. What action should you take?
Sound two short blasts and alter course to Port.
Sound one short blast and alter course to Starboard.
Keep course and speed and continue to assess the situation.
Stop.
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About
Senior Mate with 12+ years of experience in the international merchant marine.
- Development and implementation of navigation and on-board safety plans.
- Supervising the work of the crew and assisting the captain in managing the vessel.
- Participation in training of junior crew, ensuring compliance with safety standards.
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