I85PREP
⌘ K
NSW Boat Licence Knowledge Test study materials
NSW Boat Licence Knowledge Test study resources

NSW Boat Licence Knowledge Test practice questions

One question at a time. Build your NSW Boat Licence Knowledge Test understanding.

First 50 of 199 questions. Each one lists the choices, the correct answer, and an explanation. The checker at the top of this page saves progress in this browser when it is available.

Continue in the practice tool above to load more questions, 50 at a time.

Question 1General boating knowledge and safe operation

What is the minimum lifejacket requirement for each person on board a recreational vessel in NSW?

  1. A lifejacket only for children under 12
  2. Any flotation device kept in a locker
  3. A lifejacket shared between two people
  4. A lifejacket that is the correct size and in serviceable condition Correct answer.

Explanation

Every person on board must have access to a lifejacket of suitable size and in good working order. It must be worn in the situations set by law, such as on open water at night or in poor conditions.

Question 2General boating knowledge and safe operation

In NSW, what must the operator of a powered recreational vessel do before towing a person on a ski rope?

  1. Sound a horn before each tow starts
  2. Have an observer aged 16 or over on board in addition to the driver Correct answer.
  3. Display a red flag on the stern
  4. Tow only during daylight hours without any observer

Explanation

When towing a person, a vessel must carry an observer at least 16 years old who can watch the towed person, unless a rear-vision mirror approved for the purpose is fitted. The observer keeps the driver informed of the towed person's signals.

Question 3General boating knowledge and safe operation

Which side of a vessel is the starboard side?

  1. The right-hand side when facing the bow Correct answer.
  2. The left-hand side when facing the bow
  3. The rear of the vessel
  4. The front of the vessel

Explanation

Starboard is the right-hand side when you are facing forward toward the bow. Port is the opposite left-hand side. These terms are fixed regardless of which way a person is facing.

Question 4General boating knowledge and safe operation

What does a buoy showing a red and white vertical stripe pattern generally mark?

  1. A swimming area boundary
  2. A mooring restriction zone
  3. A safe channel or middle of a fairway Correct answer.
  4. A submerged rock hazard

Explanation

Red and white vertically striped buoys are safe-water marks indicating navigable water, often the centre of a channel or fairway. They show where passage is safe, not where hazards lie.

Question 5General boating knowledge and safe operation

Under the collision regulations, what should a power-driven vessel do when it is the give-way vessel in a crossing situation?

  1. Increase speed to pass ahead
  2. Sound one short blast and hold course
  3. Maintain course and speed
  4. Alter course to pass astern of the other vessel Correct answer.

Explanation

The give-way vessel must take early and substantial action to keep clear. In a crossing situation the vessel with the other on its starboard side gives way, normally by passing astern.

Question 6General boating knowledge and safe operation

What is the purpose of a vessel's kill switch lanyard (emergency stop switch)?

  1. To disconnect the battery when moored
  2. To stop the engine if the operator falls overboard Correct answer.
  3. To cut power to navigation lights
  4. To lock the steering wheel

Explanation

The lanyard attaches the operator to the kill switch so the engine stops if the operator leaves the helm or falls overboard. This prevents the vessel from running on uncontrolled.

Question 7General boating knowledge and safe operation

In NSW, what is the general blood alcohol limit for the operator of a recreational vessel?

  1. 0.05 Correct answer.
  2. 0.00
  3. 0.02
  4. 0.08

Explanation

The general limit for a recreational vessel operator is 0.05, the same as for driving a car. Lower limits apply to commercial operators and to people under 18 or in certain circumstances.

Question 8General boating knowledge and safe operation

What should you do if your vessel is caught in a thunderstorm with lightning nearby?

  1. Stand on the highest point to watch the storm
  2. Anchor in deep open water and wait
  3. Continue at full speed to reach your destination
  4. Head for the nearest shore and keep clear of metal fittings Correct answer.

Explanation

Lightning poses a serious risk on open water, so moving to shelter and avoiding contact with metal fittings reduces exposure. Staying low and away from masts and rails is advised.

Question 9General boating knowledge and safe operation

What is the correct way to approach a person who has fallen overboard in calm water?

  1. Circle the person at high speed
  2. Approach at speed from upwind
  3. Approach from directly upwind and cut the engine late
  4. Approach from downwind or downstream and stop alongside Correct answer.

Explanation

Approaching from downwind or downstream lets the vessel drift toward the person with control and reduces the chance of striking them. The engine should be in neutral or stopped near the person.

Question 10General boating knowledge and safe operation

What colour of light must a vessel display on its starboard side at night?

  1. Yellow
  2. Red
  3. White
  4. Green Correct answer.

Explanation

The starboard sidelight is green and the port sidelight is red. These colours let other vessels judge your direction of travel at night.

Question 11General boating knowledge and safe operation

What does a white all-round light combined with a red all-round light indicate on a vessel at night?

  1. A vessel engaged in fishing
  2. A vessel at anchor
  3. A vessel not under command Correct answer.
  4. A sailing vessel under way

Explanation

Two all-round red lights in a vertical line, or a red over white, signal a vessel not under command. A single white all-round light alone indicates a vessel at anchor.

Question 12General boating knowledge and safe operation

What is the general speed limit for vessels within 30 metres of a moored vessel or the shore in NSW?

  1. No limit applies
  2. 8 knots
  3. 4 knots Correct answer.
  4. 6 knots

Explanation

A 4-knot limit applies within 30 metres of a moored vessel, the shore, or a person in the water in many NSW waters. This reduces wash and protects people and property.

Question 13General boating knowledge and safe operation

What is the safest action when a large vessel's wash is about to reach your small boat?

  1. Turn the bow into the wash and reduce speed Correct answer.
  2. Turn broadside to the wash and accelerate
  3. Stop and let the wash hit the stern
  4. Turn away and increase speed

Explanation

Meeting wash bow-on with reduced speed lets the boat ride over it and reduces the chance of swamping. Taking it broadside or on the stern can roll or flood a small vessel.

Question 14General boating knowledge and safe operation

What is the purpose of a marine flare?

  1. To mark a fishing spot
  2. To illuminate the water ahead at night
  3. To indicate a mooring position
  4. To signal distress to other vessels or shore Correct answer.

Explanation

Flares are distress signals used to attract attention when you need help. They are not for routine illumination or marking positions.

Question 15General boating knowledge and safe operation

Which of the following is the correct action before starting a petrol inboard engine?

  1. Run the blower to ventilate the engine compartment Correct answer.
  2. Raise the anchor
  3. Disconnect the battery
  4. Open the fuel filler cap

Explanation

Petrol engines require ventilation of the engine compartment to clear fuel vapours before starting. Running the blower for several minutes reduces the risk of explosion.

Question 16General boating knowledge and safe operation

What is the recommended way to load a small boat to keep it stable?

  1. Keep the bow heavily loaded
  2. Distribute weight evenly and keep it low Correct answer.
  3. Place all passengers on one side
  4. Load heavy items high on the deck

Explanation

Even distribution with weight kept low improves stability and reduces the risk of capsize. Concentrating weight to one side or high up raises the centre of gravity.

Question 17General boating knowledge and safe operation

When must navigation lights be displayed?

  1. Between sunset and sunrise and in restricted visibility Correct answer.
  2. Only when other vessels are nearby
  3. Only when moving at speed
  4. Only in coastal waters

Explanation

Navigation lights must be shown from sunset to sunrise and in conditions of restricted visibility such as fog or heavy rain. They help other vessels see and interpret your course.

Question 18General boating knowledge and safe operation

What does a cardinal mark with two black cones pointing upward indicate?

  1. Safe water lies to the south of the mark
  2. The mark is a special-purpose buoy
  3. The mark indicates a mooring area
  4. Safe water lies to the north of the mark Correct answer.

Explanation

A north cardinal mark has both cones pointing up and indicates that the safest water lies to the north. The cones and colour bands tell you which side to pass.

Question 19General boating knowledge and safe operation

What should you do if you hear five or more short blasts from another vessel?

  1. Assume the other vessel is greeting you
  2. Reply with the same signal and hold course
  3. Treat it as a danger signal and take immediate action to avoid collision Correct answer.
  4. Increase speed to clear the area

Explanation

Five or more short blasts is the doubt or danger signal, warning of danger or that the other vessel does not understand your intentions. You should immediately assess the situation and act to avoid collision.

Question 20General boating knowledge and safe operation

Which factor most affects the safe number of people a small boat can carry?

  1. The manufacturer's maximum capacity and load rating Correct answer.
  2. The size of the anchor
  3. The number of lifejackets stored
  4. The colour of the hull

Explanation

The manufacturer's capacity plate states the maximum persons and load the boat is designed to carry safely. Exceeding it reduces freeboard and stability.

Question 21General boating knowledge and safe operation

What is the correct action if your vessel runs aground on a sandbank at low tide?

  1. Immediately run the engine at full power to push off
  2. Check for damage and water ingress, then assess the tide before attempting to refloat Correct answer.
  3. Jump into the water to push the boat
  4. Abandon the vessel and swim to shore

Explanation

After grounding, check the hull for damage and monitor for leaks before trying to move. Waiting for the tide or reducing weight may be needed to refloat safely.

Question 22General boating knowledge and safe operation

What does a buoy with yellow colouring and a yellow cross topmark generally indicate?

  1. A special mark such as a spoil ground or pipeline Correct answer.
  2. A port-hand channel marker
  3. A starboard-hand channel marker
  4. A safe-water mark

Explanation

Yellow special marks indicate special features such as spoil grounds, pipelines, or swimming areas. They are not channel direction markers.

Question 23General boating knowledge and safe operation

When two power-driven vessels meet head-on, what should each do?

  1. Both alter course to starboard to pass port to port Correct answer.
  2. Both maintain course and speed
  3. The smaller vessel gives way
  4. Both alter course to port

Explanation

In a head-on situation both vessels alter course to starboard so they pass port side to port side. This provides a predictable, safe passing arrangement.

Question 24General boating knowledge and safe operation

What is the main risk of towing a tube or skier too close to shore or other vessels?

  1. The towed person may be struck or swept into hazards Correct answer.
  2. The tow rope may become shorter
  3. The engine may overheat
  4. The vessel may use more fuel

Explanation

Towing near shore, swimmers, or other vessels exposes the towed person to collisions and hazards. Keep a safe distance and a clear path for the towed person.

Question 25General boating knowledge and safe operation

What should you check before departing on a trip on unfamiliar waters?

  1. The weather forecast, tides, and local navigation hazards Correct answer.
  2. Only the fuel level
  3. Only the number of passengers
  4. Only the engine oil

Explanation

Checking weather, tides, and local hazards helps you plan a safe route and avoid trouble. Fuel, passengers, and engine checks are also important but form only part of pre-departure planning.

Question 26General boating knowledge and safe operation

In NSW, what is the minimum age at which a person may obtain a general boat driving licence?

  1. 16 years Correct answer.
  2. 14 years
  3. 12 years
  4. 18 years

Explanation

NSW requires a person to be at least 16 years old to hold a general boat driving licence. Younger children may operate some low-powered craft under supervision but cannot hold the licence themselves.

Question 27General boating knowledge and safe operation

What is the minimum distance a vessel should keep from a fixed structure such as a wharf or jetty when travelling at speed?

  1. 100 metres
  2. 60 metres
  3. 30 metres Correct answer.
  4. 10 metres

Explanation

NSW rules require vessels to keep at least 30 metres from moored vessels, shorelines and fixed structures when operating above the 4-knot limit, and to slow to 4 knots within that distance.

Question 28General boating knowledge and safe operation

Which piece of safety equipment must be carried on board a vessel for each person aboard?

  1. A fire extinguisher
  2. A marine radio
  3. A first aid kit
  4. A personal flotation device Correct answer.

Explanation

Every person on board must have access to a personal flotation device of the correct size and type for the vessel and conditions. Other items such as extinguishers and radios are required only for certain vessel types or waters.

Question 29General boating knowledge and safe operation

What does a buoy showing red and white vertical stripes indicate?

  1. A hazard such as a rock or wreck
  2. A special mark for a channel junction
  3. A prohibited anchorage zone
  4. Safe water all around the mark Correct answer.

Explanation

Red and white vertical striped buoys are safe water marks, indicating navigable water all around them, often at a channel entrance. They are not hazards or restrictions.

Question 30General boating knowledge and safe operation

When should a vessel operator report a boating accident that causes injury to a person?

  1. Only if the vessel is damaged
  2. As soon as practicable to the relevant authority Correct answer.
  3. Only if another vessel was involved
  4. Only at the end of the boating season

Explanation

Accidents causing injury, death or serious damage must be reported to the relevant marine authority as soon as practicable. Failure to report can attract penalties.

Question 31General boating knowledge and safe operation

What is the purpose of wearing a kill switch lanyard attached to the operator?

  1. To charge the vessel's battery
  2. To secure the operator to the seat
  3. To signal distress to other vessels
  4. To stop the engine if the operator falls overboard Correct answer.

Explanation

The lanyard connects the operator to the emergency stop switch so that if the operator falls or is thrown, the engine stops, reducing the risk of the vessel running on unmanned.

Question 32General boating knowledge and safe operation

What is the recommended action when a person falls overboard in rough, dark conditions?

  1. Turn off all lights to reduce glare
  2. Speed away to seek help
  3. Immediately jump in to assist
  4. Throw a flotation device and keep the person in sight Correct answer.

Explanation

Throwing a flotation device and maintaining visual contact greatly improves the chance of recovery. Jumping in or leaving the scene can worsen the situation, and lights should remain on.

Question 33General boating knowledge and safe operation

Which of these is a key responsibility of the master of a recreational vessel?

  1. Designing navigation charts
  2. Ensuring the safety of everyone on board Correct answer.
  3. Setting the price of fuel at marinas
  4. Maintaining public moorings

Explanation

The master is responsible for the safety of the vessel and all persons on board, including compliance with regulations and safe operation. Other listed tasks are unrelated to the master's role.

Question 34General boating knowledge and safe operation

What does a buoy with a yellow cross topmark generally indicate?

  1. A special mark such as a spoil ground or cable area Correct answer.
  2. A safe channel entrance
  3. A port-hand channel marker
  4. A cardinal mark indicating deep water

Explanation

Yellow special marks, often with a yellow cross topmark, indicate special features such as spoil grounds, cable areas or swimming zones. They are not channel or cardinal marks.

Question 35General boating knowledge and safe operation

How should a vessel operator interpret a flashing light on a navigation buoy?

  1. It warns of shallow water only
  2. It marks a hazard to be avoided
  3. It identifies the buoy's purpose and helps locate it at night Correct answer.
  4. It indicates a speed restriction zone

Explanation

Flashing light characteristics (colour and rhythm) identify the type and purpose of a buoy and help navigators locate and recognise it at night. They do not by themselves mark hazards or speed zones.

Question 36General boating knowledge and safe operation

When planning a trip, why should a vessel operator check tide and weather forecasts?

  1. To choose a radio channel
  2. To calculate fuel tax
  3. To decide which fish to target
  4. To anticipate conditions that affect safety and passage Correct answer.

Explanation

Tide and weather forecasts help operators anticipate conditions such as wind, swell and water depth that affect safety and route planning. They do not determine fishing targets, taxes or radio channels.

Question 37General boating knowledge and safe operation

What is the correct action when overtaking another vessel in a narrow channel?

  1. Sound one short blast and pass on either side
  2. Pass without any signal at any speed
  3. Sound two short blasts and pass on the other vessel's port side Correct answer.
  4. Sound three short blasts and pass on the other vessel's starboard side

Explanation

When overtaking in a narrow channel, the overtaking vessel sounds two short blasts to indicate passing on the other vessel's port side. The other vessel should respond with the same signal if in agreement.

Question 38General boating knowledge and safe operation

What should a vessel operator do when approaching a swimming area marked by buoys?

  1. Slow down and keep well clear of the marked area Correct answer.
  2. Sound the horn continuously to warn swimmers
  3. Maintain planing speed to clear the area quickly
  4. Anchor inside the marked area

Explanation

Operators must slow down and keep well clear of marked swimming areas to protect people in the water. Maintaining speed, sounding horns or anchoring inside the area are unsafe and often prohibited.

Question 39General boating knowledge and safe operation

Which condition most reduces a vessel operator's ability to judge distance and react safely?

  1. Alcohol consumption Correct answer.
  2. Using a chart plotter
  3. Carrying extra life jackets
  4. Wearing polarised sunglasses

Explanation

Alcohol impairs judgment, reaction time and coordination, greatly increasing the risk of accidents on the water. The other items do not impair the operator's judgment or reactions.

Question 40General boating knowledge and safe operation

What is the safest way to cross a bar or river entrance with breaking waves?

  1. With all crew standing at the bow
  2. After assessing conditions and timing the crossing between wave sets Correct answer.
  3. Alone and without checking the forecast
  4. At high speed regardless of conditions

Explanation

Bar crossings are hazardous; operators should assess conditions, wear life jackets and time the crossing between wave sets. High speed, going alone without checks and having crew at the bow increase danger.

Question 41General boating knowledge and safe operation

What does a vessel displaying a black ball shape during the day indicate?

  1. The vessel is in distress
  2. The vessel is towing a skier
  3. The vessel is at anchor Correct answer.
  4. The vessel is a ferry

Explanation

A black ball displayed during the day indicates a vessel at anchor. Other shapes and signals are used for different situations such as towing or distress.

Question 42General boating knowledge and safe operation

Which action best reduces the risk of fire on a petrol-powered vessel?

  1. Ventilating the engine compartment before and after starting Correct answer.
  2. Running the engine while refuelling
  3. Smoking near the fuel filler
  4. Storing fuel in open containers on deck

Explanation

Petrol vapour is highly flammable, so ventilating the engine compartment before and after starting reduces the risk of ignition. Open fuel containers, smoking near fuel and refuelling with the engine running all increase fire risk.

Question 43General boating knowledge and safe operation

What should a skipper do if the vessel's battery is flat and the engine will not start?

  1. Attempt to jump-start while the engine is running
  2. Drain the fuel tank to lighten the vessel
  3. Swim to shore for help
  4. Use a radio or flares to call for assistance and stay with the vessel Correct answer.

Explanation

If unable to start, the skipper should call for assistance using available means and stay with the vessel, which is easier to locate. Swimming to shore or draining fuel is dangerous and ineffective.

Question 44General boating knowledge and safe operation

What is the purpose of a vessel's marine radio distress channel?

  1. To transmit distress and urgency calls Correct answer.
  2. To advertise marine services
  3. To broadcast music to other vessels
  4. To communicate with shore telephones

Explanation

The marine radio distress channel is reserved for distress and urgency communications, allowing vessels to summon help. It is not for music, telephone calls or advertising.

Question 45General boating knowledge and safe operation

What is the correct action when a vessel is approaching a bridge with a restricted clearance?

  1. Sound the horn and continue regardless
  2. Proceed at speed to pass under quickly
  3. Check the clearance and any signals before passing Correct answer.
  4. Anchor under the bridge

Explanation

Operators should check the bridge clearance and any signals or restrictions before passing, ensuring the vessel and its occupants will clear safely. Speeding through, ignoring signals or anchoring under the bridge is unsafe.

Question 46General boating knowledge and safe operation

Which of the following best describes the effect of wind on a small, lightly loaded boat?

  1. It only affects sailing vessels
  2. It can push the boat off course and create choppy water Correct answer.
  3. It has no effect below 10 knots
  4. It always improves fuel efficiency

Explanation

Wind pushes small, lightly loaded boats off course and can quickly build choppy water, affecting stability and comfort. Wind affects all vessels, not only sail craft, and does not improve efficiency.

Question 47General boating knowledge and safe operation

Why is it important to distribute weight evenly when loading a small boat?

  1. To maintain stability and prevent capsizing Correct answer.
  2. To reduce the number of life jackets needed
  3. To increase the boat's top speed
  4. To improve radio reception

Explanation

Even weight distribution keeps the boat level and stable, reducing the risk of capsizing or swamping. It does not increase top speed, change life jacket requirements or affect radio reception.

Question 48General boating knowledge and safe operation

What is the primary reason for maintaining a proper lookout at all times while underway?

  1. To detect hazards and other vessels early enough to avoid them Correct answer.
  2. To keep the engine cool
  3. To comply with radio licensing rules
  4. To monitor fuel consumption only

Explanation

A proper lookout allows the operator to detect hazards, other vessels and changing conditions early enough to take avoiding action. It is not primarily about radio licensing, fuel monitoring or engine cooling.

Question 49General boating knowledge and safe operation

A vessel is drifting with no steerage way in a busy channel. What is the most appropriate action?

  1. Warn other vessels and move clear of the channel if possible Correct answer.
  2. Turn off all navigation lights
  3. Wait silently for another vessel to assist
  4. Anchor immediately in the channel

Explanation

A drifting vessel in a busy channel is a hazard; the operator should warn others and move clear of the channel where possible. Anchoring in the channel, turning off lights or waiting silently increases collision risk.

Question 50General boating knowledge and safe operation

Why should an operator avoid sudden sharp turns at high speed in a small open boat?

  1. It reduces radio signal strength
  2. It may throw occupants overboard or cause the boat to capsize Correct answer.
  3. It always damages the propeller
  4. It voids the vessel's registration

Explanation

Sharp high-speed turns can throw occupants overboard or capsize a small open boat, especially if poorly loaded. The risk is to stability and occupant safety rather than registration or radio performance.