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QuizTraffic rulesIreland

This interesting quiz helps you test your knowledge in a clear and visual way. With easy multiple-choice questions, you can quickly build confidence and learn new facts while keeping it simple, interactive, and fun.

Traffic signs
Traffic rules
Ireland
True/false 17 Ireland 34 Car controls 109 Dashboard lights 40 Priority rules 9 Pedestrians 19 Cyclists 20 Driving licence 40 Show all 641
What does this vehicle-control symbol indicate?

101. What does this vehicle-control symbol indicate?

Automatic headlights.
Front fog lights.
Main beam.
✓ Headlight level adjustment.

This control adjusts the vertical aim of the headlights. It can be used to lower the beam when the vehicle is heavily loaded, helping to avoid dazzling other road users.

Control for adjusting the headlight beam height
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

102. What does this dashboard symbol indicate?

Door-open warning.
Charging-system warning.
Power-steering warning.
✓ Immobiliser or anti-theft system.

This symbol relates to the vehicle's immobiliser or anti-theft system. If it remains illuminated or flashes unexpectedly, the vehicle may not recognise the key or there may be a fault in the security system.

Immobiliser indicator symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should cyclists do when approaching a junction?

103. What should cyclists do when approaching a junction?

Accelerate so you spend less time at the junction.
Watch only the traffic directly ahead of you.
Rely on other road users to give way to you.
✓ Reduce speed, observe carefully, and be ready to stop.

Junctions create conflict points between road users. Slowing down gives you more time to see hazards and react safely.

Cyclist approaching a road junction
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why is it dangerous to cross while listening to loud music?

104. Why is it dangerous to cross while listening to loud music?

It makes you walk more slowly across the road.
Drivers may not hear you crossing.
Music can make you lose your balance.
✓ You may not hear approaching traffic.

Loud music can reduce your awareness of vehicles, bicycles, horns, and other warning sounds.

Pedestrian listening to music while crossing the road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you leave extra space behind a motorcycle?

105. Why should you leave extra space behind a motorcycle?

Motorcycles always travel more slowly than cars.
✓ Motorcycles can slow down quickly and are more vulnerable.
Motorcyclists cannot see vehicles directly behind them.
Motorcycles need less space to stop than cars.

Motorcyclists are more exposed than car drivers. Extra following distance gives you more time to react safely.

Following distance behind a motorcycle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before overtaking a slow-moving vehicle?

106. What should you do before overtaking a slow-moving vehicle?

✓ Check that the road ahead is clear and that overtaking is safe.
Move closer before checking whether the road ahead is clear.
Follow another vehicle that starts overtaking ahead of you.
Signal first and then check whether there is enough space.

Before overtaking, make sure you have enough visibility, space, and time. Signal clearly before moving out, do not exceed the speed limit, and never overtake if the road ahead is not clear.

Vehicle preparing to pass slow-moving traffic
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

107. What does this dashboard symbol indicate?

ABS fault.
Low tyre pressure.
Brake-system fault.
✓ Brake-pad wear warning.

This symbol indicates that the brake pads may be worn and should be inspected. Continuing to drive with excessively worn brake pads can reduce braking performance and damage other brake components.

Brake-pad wear warning symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you normally do before selecting D or R in an automatic vehicle?

108. What should you normally do before selecting D or R in an automatic vehicle?

Press the accelerator pedal.
Switch off the engine.
✓ Press and hold the brake pedal.
Apply the parking brake only.

Before selecting D (Drive) or R (Reverse), keep the brake pedal pressed to prevent the vehicle from moving unexpectedly when the gear is engaged.

Holding the brake before selecting an automatic driving gear
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should cyclists do when passing pedestrians on a shared path?

109. What should cyclists do when passing pedestrians on a shared path?

Assume they will hear you approaching.
Pass closely if there is not enough room.
✓ Slow down, give warning, and leave enough space.
Pass quickly before they change direction.

Pedestrians may change direction unexpectedly. A warning and safe passing distance reduce the risk of a collision.

Cyclist passing pedestrians on a shared path
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if your vehicle begins rolling backward on a steep incline?

110. What should you do if your vehicle begins rolling backward on a steep incline?

✓ Apply the brake, secure the vehicle, and restart carefully.
Accelerate while continuing to roll backward.
Let it roll backwards and try again.
Switch off the engine and restart immediately.

Stop the vehicle under control, apply the parking brake if necessary, and prepare to move away again safely.

Vehicle rolling backwards on a steep incline
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should tyre pressure normally be checked?

111. How should tyre pressure normally be checked?

By looking at whether the tyres appear firm.
Immediately after a long or high-speed journey.
✓ When the tyres are cold, using the manufacturer's recommended pressure.
Only by a certified maintenance service.

Tyre pressure rises as tyres become warm. Check them when cold and use the pressure specified on the vehicle label or in the owner's manual.

Checking a vehicle's tyre pressure
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What is the minimum licence for a 12,000 kg C1 combination with a trailer over 750 kg?

112. What is the minimum licence for a 12,000 kg C1 combination with a trailer over 750 kg?

✓ Licence C1E.
Licence C1.
Licence BE.
Licence C.

Category C1E covers a category C1 vehicle towing a trailer or semi-trailer over 750 kg, provided the maximum authorised mass of the combination does not exceed 12,000 kg.

Category C1 vehicle and trailer combination up to 12,000 kg
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should you use the brake pedal during emergency braking in a vehicle with ABS?

113. How should you use the brake pedal during emergency braking in a vehicle with ABS?

Release it if the pedal vibrates.
Use the parking brake instead.
Pump it rapidly.
✓ Press it firmly and keep it pressed.

During emergency braking with ABS, press the brake pedal firmly and keep it pressed. Pulsation or vibration through the pedal can be normal while ABS is operating, so do not pump or release the brake.

Firm brake-pedal pressure during emergency braking with ABS
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Are bicycle helmets generally required in Ireland?

114. Are bicycle helmets generally required in Ireland?

Yes, for all adults.
Yes, for all cyclists.
✓ No.

Bicycle helmets are not generally required for all cyclists in Ireland, although specific age or regional rules may apply.

Cyclist wearing a bicycle helmet
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you normally select before leaving an automatic vehicle parked?

115. What should you normally select before leaving an automatic vehicle parked?

D (Drive).
N (Neutral).
R (Reverse).
✓ P (Park).

Select P (Park) before leaving an automatic vehicle parked. Park locks the transmission to help prevent the vehicle from rolling; the parking brake should also be applied.

Park position on an automatic gear selector
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should motorcyclists take extra care on wet metal covers?

116. Why should motorcyclists take extra care on wet metal covers?

They can increase the motorcycle's braking power.
They can cause the tyre pressure to rise suddenly.
✓ They can provide much less grip than the surrounding road.
They can make the tyres overheat.

Wet metal surfaces, such as drain or inspection covers, can provide much less grip than the surrounding road. Cross them smoothly, keep the motorcycle as upright as practical and avoid sudden braking, acceleration or steering.

Wet metal cover in a motorcycle's path
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

117. What does this vehicle-control symbol indicate?

Rear window demister.
Air recirculation.
Automatic headlights.
✓ Windscreen wiper speed.

This symbol relates to the windscreen wipers. The control allows the driver to select an appropriate wiping mode or speed for the amount of rain and visibility conditions.

Windscreen-wiper control for adjusting wiping speed
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
When should you fasten your seat belt?

118. When should you fasten your seat belt?

Only on long journeys.
Only when traffic is heavy.
Only when driving at high speed.
✓ Before the vehicle starts moving.

Fasten your seat belt before the vehicle starts moving and keep it fastened throughout the journey. Make sure your passengers are also safely seated and properly restrained.

Fastening a seat belt before setting off
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if the service brakes fail while driving?

119. What should you do if the service brakes fail while driving?

Shift into neutral and let the vehicle coast to a stop.
Apply the parking brake suddenly at full force.
Continue slowly until the brakes begin working again.
✓ Reduce speed using other available braking methods and stop safely.

Remain calm, warn other road users, and use other available braking methods to reduce speed. This may include engine braking or a lower gear, and careful use of the parking or emergency brake according to the vehicle's design. Steer toward the safest available stopping area.

Vehicle braking-system failure while driving
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What is black ice?

120. What is black ice?

✓ A thin, often transparent layer of ice that can be difficult to see.
A dark patch of wet asphalt.
Frozen mud covering the road surface.
Snow mixed with road dirt.

Black ice is difficult to detect because the road surface may look merely wet. It can cause a sudden and severe loss of grip.

Thin ice covering a road surface
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How can air conditioning help demist the windows?

121. How can air conditioning help demist the windows?

By heating the rear window directly.
By increasing air recirculation.
✓ By removing moisture from the air.
By opening the windows automatically.

Using the air conditioning can help demist the windows because it removes moisture from the cabin air. Directing this drier air towards the windscreen can clear condensation more quickly.

Air-conditioning controls used to demist the windscreen
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid parking a petrol or diesel vehicle on dry grass?

122. Why should you avoid parking a petrol or diesel vehicle on dry grass?

The grass could prevent the parking brake from holding.
The engine could become difficult to restart.
✓ Hot exhaust components could ignite the vegetation.
The grass could block the vehicle's ventilation system.

Parts of the exhaust system, especially the catalytic converter, can become very hot while driving. Parking over dry grass, leaves, or other combustible vegetation can create a fire risk. Park on a suitable non-flammable surface whenever possible.

Vehicle exhaust close to dry grass
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if the vehicle consistently pulls to one side?

123. What should you do if the vehicle consistently pulls to one side?

Keep driving and correct the steering as needed.
✓ Check the tyre pressures and have the steering, alignment, and brakes inspected.
Reduce pressure in the tyre on the opposite side.
Increase speed to see if the vehicle straightens.

Persistent pulling can be caused by incorrect tyre pressure, wheel misalignment, suspension wear, or a braking fault. It should not be ignored.

Vehicle pulling to one side while travelling
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why must you take wider turns when towing a trailer?

124. Why must you take wider turns when towing a trailer?

Wide turns prevent the trailer from swaying.
The trailer always follows the same path as the towing vehicle.
✓ The trailer follows a tighter path than the towing vehicle.
Wider turns decrease tyre wear.

Trailer wheels cut closer to the inside of a turn. Allow enough clearance from kerbs, signs, pedestrians, and other vehicles.

Towing vehicle and trailer negotiating a turn
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How can a heavy load affect stopping distance?

125. How can a heavy load affect stopping distance?

It makes the brakes respond more quickly.
It reduces the driver's reaction time.
✓ It can increase the distance needed to stop.
It always shortens the stopping distance.

A heavily loaded vehicle has more mass and may require additional distance to slow down or stop safely.

Loaded vehicle and the space needed for braking
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before reversing your vehicle?

126. What should you do before reversing your vehicle?

✓ Check all around and make sure it is safe.
Rely on the reversing camera if one is fitted.
Sound the horn before reversing and proceed.
Check the mirrors and reverse if they appear clear.

Before reversing, check all around the vehicle, including blind spots, for pedestrians, cyclists, vehicles, and other hazards. Reverse slowly and keep checking as you move.

Vehicle preparing to reverse from a driveway
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
You may park anywhere as long as you leave your hazard lights on.

127. You may park anywhere as long as you leave your hazard lights on.

True.
✓ False.

Hazard lights are used to warn other road users of a hazard or an unexpectedly stopped vehicle. They do not make illegal or unsafe parking acceptable.

Parked vehicle with hazard warning lights flashing
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

128. What does this vehicle-control symbol indicate?

Air recirculation.
✓ Airflow direction.
Cabin fan speed.
Air conditioning.

This control selects the direction of the ventilation airflow, such as towards the face, feet or windscreen.

Control for directing cabin ventilation airflow
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Where should you change a wheel after a puncture?

129. Where should you change a wheel after a puncture?

On a slight slope if the parking brake is applied.
On soft ground if the jack appears stable.
As close to moving traffic as possible to keep off the verge.
✓ On firm, level ground well away from moving traffic.

The vehicle must be stable and protected from traffic. Apply the parking brake and follow the manufacturer's wheel-changing instructions.

Wheel change on firm ground away from traffic
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which licence category is mainly associated with cars?

130. Which licence category is mainly associated with cars?

Licence AM.
Licence A.
✓ Licence B.
Licence D.

Driving licence B is mainly associated with cars. Category B covers ordinary cars, while category B with Code 96 and category BE allow heavier trailer combinations.

Car and category B driving licence
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What may happen if you release the clutch too quickly when moving off?

131. What may happen if you release the clutch too quickly when moving off?

The steering may lock.
The parking brake may engage.
The headlights may switch off.
✓ The engine may stall.

Releasing the clutch pedal too quickly when moving off can cause the engine to stall. Release the clutch smoothly through the biting point while applying the accelerator progressively.

Clutch release and engine stalling when moving off
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why is it dangerous to drive through standing water at speed?

132. Why is it dangerous to drive through standing water at speed?

The steering becomes more responsive.
✓ The tyres may lose contact with the road.
The suspension becomes firmer at higher speed.
The water can increase tyre pressure.

Driving too fast through water can cause aquaplaning, where the tyres lose grip and the driver may lose control.

Vehicle travelling through standing water
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which selector position is used when parking the vehicle?

133. Which selector position is used when parking the vehicle?

D (Drive).
✓ P (Park).
N (Neutral).
R (Reverse).

Select P (Park) when parking an automatic vehicle. Park locks the transmission, but the parking brake should also be applied to secure the vehicle.

Automatic gear selector with P, R, N and D positions
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which motorcycles are covered by driving licence A2?

134. Which motorcycles are covered by driving licence A2?

Motorcycles of any power.
Mopeds up to 45 km/h only.
✓ Motorcycles up to 35 kW within the A2 limits.
Motorcycles up to 125 cm³ only.

Category A2 covers motorcycles with power not exceeding 35 kW and a power-to-weight ratio not exceeding 0.2 kW/kg. The motorcycle must not be derived from a vehicle with more than double its power.

Motorcycle covered by category A2
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which pedal is used to slow down or stop the vehicle?

135. Which pedal is used to slow down or stop the vehicle?

The clutch pedal.
The footrest.
The accelerator pedal.
✓ The brake pedal.

The brake pedal is used to reduce the vehicle's speed or bring it to a stop. In a manual vehicle, it is the middle pedal.

Brake pedal in the driver's footwell
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should a motorcyclist react to grooves or ruts in the road?

136. How should a motorcyclist react to grooves or ruts in the road?

Grip the handlebars as tightly as possible.
Make quick steering corrections as the bike moves.
✓ Reduce speed and keep a relaxed, steady grip.
Accelerate sharply to cross them quickly.

Longitudinal grooves or ruts can affect a motorcycle's steering and may make the wheels follow the uneven surface. Reduce speed where necessary, keep a relaxed but steady grip and avoid sudden braking, acceleration or steering corrections.

Motorcyclist approaching grooves in the road surface
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid selecting N while driving downhill in an automatic vehicle?

137. Why should you avoid selecting N while driving downhill in an automatic vehicle?

✓ It reduces engine braking and vehicle control.
It increases engine braking.
It applies the parking brake.
It automatically selects a lower gear.

Selecting N (Neutral) while driving downhill disconnects the engine from the driven wheels, reducing engine braking. Keep an appropriate drive or gear selected so you can maintain better control of the vehicle.

Neutral selection and downhill coasting in an automatic vehicle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why is high-visibility clothing useful during a roadside breakdown?

138. Why is high-visibility clothing useful during a roadside breakdown?

It makes hazard warning lights unnecessary.
✓ It makes you easier for approaching drivers and recovery workers to see.
It gives you priority when walking beside the road.
It allows you to remain close to moving traffic.

High-visibility clothing improves your visibility, especially at night or in poor weather, but you must still remain away from traffic.

High-visibility clothing worn during a roadside breakdown
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should a motorcyclist brake in an emergency?

139. How should a motorcyclist brake in an emergency?

Grab the front brake as suddenly as possible.
Release both brakes before stopping.
Steer sharply while braking hard.
✓ Apply both brakes firmly and progressively.

During emergency braking, use both brakes firmly and progressively while keeping the motorcycle as upright and stable as practical. Avoid sudden steering. If ABS is fitted, maintain firm braking pressure and allow the system to work.

Motorcyclist making an emergency stop
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do with the parking brake when parking on a slope?

140. What should you do with the parking brake when parking on a slope?

Use it only if the engine is running.
Leave it partly applied.
Release it completely.
✓ Apply it firmly.

When parking on a slope, apply the parking brake firmly to help prevent the vehicle from rolling. Selecting an appropriate gear or Park provides additional security.

Using the parking brake when parking on a slope
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you normally do with the gearbox during a longer stop in a manual vehicle?

141. What should you normally do with the gearbox during a longer stop in a manual vehicle?

✓ Select neutral and release the clutch.
Keep first gear selected with the clutch pressed.
Keep the accelerator pressed.
Select reverse gear.

During a longer stop, selecting neutral and releasing the clutch can reduce unnecessary strain on the clutch release mechanism. Keep the vehicle securely held with the brake or parking brake as appropriate.

Neutral gear selection during a longer stop
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does the ON position of a traditional ignition switch normally do?

142. What does the ON position of a traditional ignition switch normally do?

Switches off all electrical accessories.
Locks the steering.
✓ Switches on the vehicle's electrical systems without operating the starter.
Turns the starter motor.

The ON position normally switches on the vehicle's electrical and ignition systems without operating the starter motor. The engine is started by turning the key further to the START position.

ON position on a traditional ignition switch
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why can fog make it difficult to judge the speed of other vehicles?

143. Why can fog make it difficult to judge the speed of other vehicles?

Fog changes the way mirrors show moving vehicles.
Fog makes vehicles appear larger than they are.
✓ Limited visibility makes distances and movement harder to estimate.
Fog makes road markings appear closer together.

Fog reduces visual information, making it harder to judge how far away another vehicle is and how quickly it is approaching.

Other traffic partly obscured by fog
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if passengers are distracting you while driving?

144. What should you do if passengers are distracting you while driving?

Drive faster so you can finish the journey sooner.
Continue the conversation while watching the road.
Ignore the traffic until the distraction has passed.
✓ Ask them to stop and keep your attention on the road.

Passengers can reduce a driver's attention and concentration. If their behaviour becomes distracting, ask them to stop and keep your focus on driving. If necessary, stop somewhere safe before dealing with the situation.

Passengers distracting a driver
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should cyclists do when riding over loose gravel or road debris?

145. What should cyclists do when riding over loose gravel or road debris?

Accelerate to keep the bicycle stable.
✓ Reduce speed and steer smoothly.
Keep the same speed as on a dry, smooth road.
Brake hard while turning.

Loose material reduces tyre grip. Smooth steering and controlled speed lower the chance of losing balance.

Cyclist riding over loose gravel
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you check before connecting an electric vehicle to a charger?

146. What should you check before connecting an electric vehicle to a charger?

That the charging cable is as long as possible.
✓ That the connector and charging equipment are suitable for the vehicle.
That the charger provides its maximum power.
That the vehicle's headlights are switched on.

Charging connectors and charging capabilities can vary between vehicles and charging stations. Use compatible charging equipment that is suitable for the vehicle and follow the vehicle and charger manufacturer's instructions.

Matching an electric vehicle's connector to suitable charging equipment
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
You should keep both hands ready to control the steering.

147. You should keep both hands ready to control the steering.

False.
✓ True.

Keeping proper control of the steering wheel helps you react safely to changes in traffic and road conditions.

Driver keeping both hands on the steering wheel
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if another driver behaves aggressively towards you?

148. What should you do if another driver behaves aggressively towards you?

Follow them closely to show your disapproval.
Stop beside them so you can discuss the problem.
✓ Stay calm, avoid confrontation, and create more distance.
Respond with your horn and gestures.

If another driver behaves aggressively, do not retaliate or become involved in a confrontation. Stay calm, increase the distance between you, and let the other vehicle move away when possible. If you feel threatened, go to a safe public place and seek appropriate assistance.

Driver facing aggressive behaviour from another road user
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which passenger vehicles are covered by driving licence D1?

149. Which passenger vehicles are covered by driving licence D1?

✓ Minibuses for up to 16 passengers and no longer than 8 m.
Buses designed for any number of passengers.
Goods vehicles up to 7,500 kg.
Cars carrying no more than eight passengers.

Category D1 covers vehicles designed to carry no more than 16 passengers in addition to the driver and with a maximum length of 8 metres. A trailer up to 750 kg may be towed.

Minibus covered by category D1
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if an emergency vehicle approaches with lights or siren on?

150. What should you do if an emergency vehicle approaches with lights or siren on?

Speed up so the vehicle can follow you.
Move aside without checking surrounding traffic.
Ignore it if there is not enough room to pass.
✓ Stay calm and make room safely.

When an emergency vehicle uses lights or siren, check your surroundings and make room safely without sudden or dangerous movements.

Emergency vehicle approaching with warning lights flashing
AI-generated by Traffic-rules.com • WCIT • CC BY-SA