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Navigational Rules Quiz
Test your knowledge of maritime navigational rules with our comprehensive quiz! This quiz covers various aspects of the Collisions Regulations (COLREGs) and other important topics related to safe navigation on waterways.
Whether you are a seasoned mariner or just starting your journey, you can enhance your understanding and skills by taking this quiz. Key features include:
- Multiple choice questions
- Diverse topics related to navigation
- Instant scoring and feedback
A watercraft exhibiting a sail with a conical shape apex down is what type of vessel?
Sailing vessel
Power driven vessel
Not a vessel
Ram vessel
As stated in Rule 3, this happens when the vision is impaired by haze.
Obstructed visibility
Impaired visibility
Restricted visibility
Good visibility
A vessel propelled with machinery has 100 persons onboard and each has fishing rods, and they are catching fish all at the same time, what type of vessel is it?
Trawling vessel
Power driven vessel
Fishing vessel
RAM vessel
A raft made of logs with sail, is fitted with outboard motor and used the outboard motor to maneuver is an example of what type of vessel?
Power driven vessel
Sailing vessel
Not a vessel
Ram vessel
You observed a dead ahead at 6 n. miles, its speed is 13kts, what is the expected navigational lights, that should be visible as per Rule 22 - Visibility of lights.
All navigational lights
Sidelights
Masthead lights
Masthead lights and side lights
Rule 6 states that in determining safe speed, one factor is the maneuverability of the vessel with special reference to what?
Speed reduction
Stopping distance
. Turning diameter
Crash stop
When you use RADAR/ARPA, how are you going to have more exact assessment of the visibility thru targets?
Bearing of targets
Speed of targets
Aspect of targets
Range of targets
When plotting the targets vector, the target’s speed is 25 kts, how far will she travel in 12 minutes?
2.6 Nmi
3.6 Nmi
4.6 Nmi
5.6 Nmi
As an OOW, when there is enough sea room, this action may be the most effective to avoid close-quarter situation
Course alteration
Speed alteration
RADAR watch
Course and speed alteration
According to Rule 8, which is NOT correct when taking action to avoid collision?
In ample time
Positive
Good navigation
Good seamanship
While navigating in a narrow channel nearing a bend, as an OOW, this should be done.
Sound one prolonged blast
Sound one short blast
Sound two prolonged blast
Sound two short blast
According to Rule 9, which is to be avoided when navigating in narrow channel?
Fishing
sailing
Anchoring
Overtaking
Which of the following is NOT directed by ColRegs to keep out of the way of vessels that can safely navigate in narrow channel?
Sailing vessel
Fishing vessel
20 meters vessel
Kayak
As an OOW, you are navigating in a narrow channel and observed a fishing vessel that intends to cross with risk of collision. What should be your action?
sound the danger signal
Alter course to starboard
Stop your engine
Call master
How are you going to join a traffic lane from either side?
You cannot join a traffic lane
At a large angle to the direction of the flow
At a small angle to the direction of the flow
At right angle to the direction of the flow
Two sailing vessels are approaching each other with risk if collision, both have the wind on the same side, which vessel shall keep out of the other?
Vessel on the leeward side
Vessel on the windward side
. Both vessels will keep clear
None of the vessels will keep clear
. Two sailing vessels are approaching each other with risk if collision, both have the wind on the different side, which vessel shall keep out of the other?
Vessel with the wind on her port side
Vessel with the wind on her starboard side
Both vessels will keep clear
None of the vessels will keep clear
Rule 12 of COLREGS is applicable only when?
All kinds of weather
Not in sight of one another
When inside a TSS
In sight of one another
During your watch, you observed a target fast approaching coming from 23 degrees abaft your beam. Which of the following is true?
Crossing situation
Overtaking situation
Both crossing and overtaking situation
Neither crossing nor overtaking situation
At night, you observed a target ahead of you, gradually decreasing in range and checked it has the same heading as you, what navigational lights can be seen from the target?
sidelights only
Masthead lights and both sidelights
Sternlight and both side lights
Sternlight only
At night you observed a target showing two white lights nearly in a line, as per COLREGS what should be your action assuming there are plenty of sea room?
Alter course to port
Alter course to starboard
maintain course and speed
Maintain course and reduce speed
At night you observed a target showing consistently two white lights and a red light, as per COLREGS what should be your action assuming there are plenty of sea room?
Alter course to port
Alter course to starboard
Maintain course and speed
Maintain course and reduce speed
Rule 15 is applicable only when?
All weather
restricted visibility
In sight of one another
Night time only
As a give way vessel directed by the rule, what will be your standard when taking action?
Alter course to starboard
Sound the correct signals
Actions resulting to close quarter situation
Keep well clear
You are stand-on vessel in a crossing situation which action must be avoided?
Altering course to port
Altering course to starboard
Maintain course and speed
Sound the danger signal
Which of the following is covered by RULE 18 of COLREGS?
. Vessel inside TSS
Vessel inside narrow channel
Vessel inside a port area
Vessel inside restricted visibility
A sailing vessel and a fishing vessel are navigating inside a restricted visibility area, which vessel must keep out of the way?
Both must keep clear
Sailing vessel must keep clear
Fishing vessel must keep clear
The vessel on the starboard side must keep clear
You are OOW onboard a WIG craft, what additional light are you going to display during night or restricted visibility?
All round flashing yellow light
All round flashing red light
All round yellow light
All round red light
Which navigating along a coast, you happen to see a night light display of another vessel as three all-round green light, which of the choices is correct?
Submarine
aircraft carrier
Mine clearing vessel
WIG craft
A pushing vessel and vessel being pushed are rigidly connected and is making way through the water. Which of the following is their correct sound signal?
Two prolonged blast
One prolonged blast
One prolonged followed by two short blasts
One short blast followed by two prolonged blasts
Which of the following is the correct exemption for the repositioning of lights resulted from conversion from imperial to metric units?
three years
Four years
Permanent
Nine years
Which of the following is the correct measurement of height above the hull?
Vertically beneath the mast
Vertically beneath the upper most continuous deck
Vertically beneath the gunwale
Vertically beneath the location of the light
Which of the following is the minimum height of forward masthead light?
Five meters
Six meters
Seven meters
Eight meters
Which of the following is the maximum spacing of two masthead lights if fitted?
50 meters
70 meters
100 meters
120 meters
Onboard vessel, you are going to hoist two black balls in a vertical line, how far apart will you separate these shapes?
1 meter
1.5 meters
2 meters
2.5 meters
When you are in any doubt as to whether crossing situation exists, you shall assume that it does exist and act accordingly.
True
False
Rule-15 is applicable to sailing vessels.
True
False
Is Rule 15 crossing situation applicable to all vessels?
True
False
Two power driven vessels are crossing, and NO risk of collision exists, they both should maintain course and speed.
True
False
. Two power driven vessels are crossing, and risk of collision exists, they both should alter course to their own starboard side.
True
False
When a directional whistle is to be used as the only whistle on a vessel, it shall be installed with its maximum intensity directed straight ahead.
True
False
The sidelights of vessels of 20 meters or more in length shall be fitted with inboard screens painted what color?
Yellow
flashing red
Flashing white
Matte black
A diamond shape shall consist of two cones having a common base.
True
False
A bell or gong, or other device having similar sound characteristics shall produce a sound pressure level of not less than 110 dB at a distance of 1 meter from it.
True
False
Day shapes should be what color?
Black
Red
Yellow
White
When two masthead lights are carried, the after one shall be at least how many meters vertically higher than the forward one?
1.5
2.5
3.5
4.5
In Annex I, the term height above the hull shall be measured from the position vertically beneath the location of what?
Side
Light
Mast
Stern
The masthead light of a power-driven vessel of 12 meters but less than 20 meters in length shall be placed at a height above the gunwale of not less than how many meters?
1.5
2.5
3.5
4.5
Vessels of 20 meters or more in length when engaged in trawling, shall exhibit two white lights in a vertical line when shooting their nets
True
False
The sidelights, if in a combined lantern and carried on a power-driven vessel of less than 20 meters in length, shall be placed not less than how many meter/s below the masthead light?
1
2
3
4
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