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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
Why should you avoid remaining beside a large vehicle on a motorway?

1. Why should you avoid remaining beside a large vehicle on a motorway?

Large vehicles cannot change lanes at motorway speeds.
Their tyres may reduce the motorway speed limit.
Driving beside them improves your view of the road ahead.
✓ You may remain in its blind spot and have less room to escape.

Large vehicles have significant blind spots. Avoid travelling alongside them longer than necessary.

Vehicle alongside a large vehicle on a motorway
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do when approaching a temporary lane closure?

2. What should you do when approaching a temporary lane closure?

Reverse back the way you came.
✓ Follow the temporary signs and merge safely when required.
Ignore the temporary signs if your lane is still open.
Follow construction vehicles through the closed lane.

Observe the temporary signs, adjust your speed, and merge safely according to the traffic situation and local rules.

Temporary traffic-lane closure ahead
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if the pedestrian light is red?

3. What should you do if the pedestrian light is red?

Cross if nearby vehicles appear to have stopped.
Start crossing if the signal is about to change.
✓ Wait until it turns green.
Cross if there is a large enough gap in traffic.

A red pedestrian signal means you should wait before crossing.

Red pedestrian signal at a crossing
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you avoid if your vehicle loses grip on a wet road?

4. What should you avoid if your vehicle loses grip on a wet road?

✓ Sudden braking or sharp steering.
Easing off the accelerator gradually.
Keeping your movements smooth and controlled.
Looking ahead and staying alert.

Abrupt inputs can upset the vehicle further. Smooth control gives the tyres a better chance to regain grip.

Vehicle losing grip on a wet road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid sudden steering movements on snow or ice?

5. Why should you avoid sudden steering movements on snow or ice?

They increase fuel consumption.
✓ They can cause the tyres to lose grip and the vehicle to skid.
They reduce the effectiveness of the headlights.
They make the tyres wear more quickly.

Abrupt steering can overwhelm the limited grip available on a slippery surface. Steering smoothly helps keep the vehicle stable.

Steering a vehicle on a snowy road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What is the minimum licence for a car with a maximum authorised mass of 3,500 kg?

6. What is the minimum licence for a car with a maximum authorised mass of 3,500 kg?

Licence C1.
✓ Licence B.
Licence D1.
Licence BE.

Category B normally covers motor vehicles with a maximum authorised mass not exceeding 3,500 kg and designed to carry no more than eight passengers in addition to the driver.

Car with a maximum authorised mass of 3,500 kg
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before driving after taking medicine?

7. What should you do before driving after taking medicine?

Drink coffee to prevent any side effects.
Drive normally if the medicine was prescribed.
✓ Check whether it may affect your ability to drive.
Drive slowly until you know how it affects you.

Some medicines can affect driving ability by causing drowsiness, dizziness, blurred vision, slower reactions, or reduced concentration. Check the label or patient information and follow advice from your doctor or pharmacist before driving.

Checking medicine warnings before driving
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if your headlights fail while driving at night?

8. What should you do if your headlights fail while driving at night?

Follow another vehicle closely for visibility.
✓ Reduce speed and stop safely using any remaining lights or hazard lights.
Continue slowly if the road is well lit.
Use hazard lights and continue to your destination.

Without effective headlights, you may not see hazards and other road users may not see you. Stop in a safe location as soon as possible.

Vehicle with failed headlights at night
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What can slow engine cranking or dim lights indicate?

9. What can slow engine cranking or dim lights indicate?

A wheel-alignment problem.
✓ A weak battery or charging-system problem.
A blocked air filter.
Incorrect tyre pressure.

Slow starting, dim lights, or repeated battery warnings can indicate a weak battery, poor electrical connection, or a fault in the charging system.

Vehicle battery and difficulty starting the engine
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this vehicle-control symbol indicate?

10. What does this vehicle-control symbol indicate?

Front windscreen demister.
Windscreen washer.
Rear window demister.
✓ Rear window wiper.

This symbol controls the rear window wiper. Depending on the vehicle, the same control may also operate the rear-window washer.

Rear-window wiper control and symbol
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before crossing the road?

11. What should you do before crossing the road?

✓ Look for traffic in all directions.
Look only where traffic normally comes from.
Follow another pedestrian without checking yourself.
Listen for vehicles instead of looking.

Always check for approaching traffic from every direction before crossing.

Pedestrian checking for traffic before crossing
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid driving through deep water?

12. Why should you avoid driving through deep water?

Water causes the tyres to lose air pressure.
Deep water makes the engine use too much oil.
✓ It can damage your vehicle or make you lose control.
Driving through deep water is always prohibited.

Deep water can damage the engine, reduce braking ability, hide hazards, or cause the vehicle to lose grip. Reduce speed, assess the depth and conditions carefully, and avoid entering the water if you are unsure it is safe. If necessary, stop and use another route.

Deep water covering part of a road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you look well ahead while driving?

13. Why should you look well ahead while driving?

✓ To identify developing hazards early and gain more time to react.
To concentrate only on traffic in your lane.
To maintain the same speed in every situation.
To avoid checking your mirrors as often.

Looking well ahead helps you identify developing hazards early, such as slowing traffic, pedestrians, junctions, or changing road conditions. Earlier detection gives you more time to assess the situation and respond smoothly and safely.

Driver observing the road and traffic ahead
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you use your indicator before turning?

14. Why should you use your indicator before turning?

To make other road users stop for you.
To show that the turn is safe to make.
✓ To show other road users what you plan to do.
To give yourself priority over other traffic.

Indicators help other drivers, cyclists, and pedestrians understand your intentions in time.

Vehicle indicator signalling an intended turn
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should you brake on a slippery road?

15. How should you brake on a slippery road?

Apply the brakes suddenly before the tyres lose grip.
✓ Brake gently and progressively.
Brake harder than usual to shorten the stopping distance.
Use the parking brake to help slow the vehicle.

Sudden braking can cause the wheels to lose grip. Smooth, progressive braking reduces the risk of skidding.

Braking on a slippery road surface
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do about a flat tyre on a high-speed road?

16. What should you do about a flat tyre on a high-speed road?

Drive slowly on the damaged tyre to the next exit.
✓ Move to a protected location if possible and call for professional recovery.
Ask passengers to help change the wheel quickly.
Stop immediately and change the tyre where you are.

Changing a wheel close to high-speed traffic is extremely dangerous. Move away from traffic and use professional assistance.

Vehicle stopped with a flat tyre on a high-speed road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if an EV charging connector will not release from the vehicle?

17. What should you do if an EV charging connector will not release from the vehicle?

✓ Stop the charging session, unlock the vehicle, and follow the instructions.
Twist the connector from side to side until it comes loose.
Pull the connector out as hard as possible.
Drive forwards slowly until the connector releases.

Charging connectors may remain locked while charging or until the vehicle is unlocked. Stop the charging session and follow the vehicle or charger's release procedure. Never force the connector; if it remains stuck, seek appropriate assistance.

Charging connector attached to an electric vehicle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What information is needed when requesting emergency assistance?

18. What information is needed when requesting emergency assistance?

✓ Your exact location, direction of travel, vehicle details, and the problem.
Your name, destination, and planned route.
Your vehicle colour and approximate location.
Only the road name and nearest town.

Road numbers, junctions, location markers, direction of travel, and a clear description of the incident help assistance reach you quickly.

Requesting help after a vehicle breakdown
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you normally do before changing gear in a manual vehicle?

19. What should you normally do before changing gear in a manual vehicle?

Press the accelerator pedal fully.
Apply the parking brake.
Switch off the engine.
✓ Press the clutch pedal fully.

Pressing the clutch pedal disconnects the engine from the transmission so that another gear can be selected. After changing gear, the clutch should be released smoothly.

Clutch operation when changing gear in a manual vehicle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which control is normally used to operate the direction indicators?

20. Which control is normally used to operate the direction indicators?

The hazard-warning button.
The headlight-level control.
The cruise-control button.
✓ The steering-column indicator stalk.

The direction indicators are normally operated using a stalk beside the steering wheel. Moving the stalk up or down activates the indicators on the corresponding side of the vehicle.

Steering-column stalk for the direction indicators
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What do the + and − controls of cruise control normally do?

21. What do the + and − controls of cruise control normally do?

Apply or release the parking brake.
Switch between cruise control and the speed limiter.
Change the transmission gear.
✓ Increase or decrease the selected cruising speed.

When cruise control is active, the + and − controls normally increase or decrease the selected cruising speed. The amount of each adjustment can vary between vehicles.

Plus and minus controls for the cruising speed
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What is aquaplaning?

22. What is aquaplaning?

When steering becomes heavier on a dry road.
When low tyre pressure causes a tyre to burst.
When wet brakes become too hot to work properly.
✓ When tyres ride on a layer of water and lose contact with the road.

Aquaplaning occurs when water builds up between the tyres and the road, causing a loss of grip and control. The risk increases at higher speeds.

Water separating a tyre from the road surface
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do at a railway crossing without barriers?

23. What should you do at a railway crossing without barriers?

Cross quickly if you cannot see a train.
✓ Stop if required, check carefully, and cross only when safe.
Maintain your speed if the tracks look clear.
Stop only if you hear a train approaching.

Approach railway crossings carefully, obey any requirement to stop and any warning signals or barriers, and cross only when it is safe.

Railway crossing without barriers
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should an unused roof rack or roof box be removed?

24. Why should an unused roof rack or roof box be removed?

✓ It can increase aerodynamic drag and energy use.
It increases tyre pressure.
It reduces the vehicle's braking power.
It prevents the battery from charging.

An unused roof rack or roof box increases aerodynamic drag, particularly at higher speeds. Removing it when it is not needed can reduce fuel or energy consumption.

Roof rack or roof box fitted to a vehicle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should you avoid resting your hand on the gear lever while driving?

25. Why should you avoid resting your hand on the gear lever while driving?

✓ It can cause unnecessary wear in the gear-selection mechanism.
It can apply the parking brake.
It can increase engine speed.
It can disengage the clutch.

Resting your hand on the gear lever can place unnecessary pressure on parts of the gear-selection mechanism and contribute to wear. Keep both hands on the steering wheel when you are not changing gear.

Driver's hand resting on a manual gear lever
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which EU driving licence category is used for tractors?

26. Which EU driving licence category is used for tractors?

Licence A.
Licence C.
Licence D.
✓ There is no single harmonised EU category.

There is no single harmonised EU driving licence category for agricultural or forestry tractors. The required licence depends on national rules. For example, Belgium uses category G, the Netherlands category T, and Germany categories L and T.

Tractor and agricultural driving licence categories
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does the resume function of cruise control normally do?

27. What does the resume function of cruise control normally do?

Sets the vehicle's current speed as a new limit.
Switches cruise control off completely.
✓ Returns the vehicle to the previously set cruising speed.
Applies the brakes automatically.

The resume function normally returns the vehicle to the previously set cruise-control speed after the system has been temporarily disengaged. The driver should use it only when traffic and road conditions are suitable.

RES button for resuming the stored cruising speed
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do after hitting a deep pothole hard?

28. What should you do after hitting a deep pothole hard?

✓ Check for tyre or wheel damage when it is safe to stop.
Continue driving normally if the tyre still looks inflated.
Reduce the tyre pressure to absorb further bumps.
Brake sharply to check whether the wheels are damaged.

A hard impact with a pothole can damage tyres, wheel rims, steering, suspension, or wheel alignment. When it is safe to stop, inspect the tyres and wheels and pay attention to unusual vibration, pulling, or steering changes. Have the vehicle checked if you suspect damage.

Checking a tyre and wheel after hitting a pothole
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
How should luggage be carried on a bicycle?

29. How should luggage be carried on a bicycle?

On the rear carrier without securing it for a short trip.
As high as possible to keep it away from the wheels.
On one side of the bicycle to leave the other side clear.
✓ Securely, without affecting steering, braking, or balance.

Loose or badly positioned luggage can interfere with control, become caught in the wheels, or hide bicycle lights.

Luggage carried on a bicycle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if there is no pavement?

30. What should you do if there is no pavement?

Always walk in the same direction as traffic.
Choose the side with the smoothest road surface.
Pay attention only to traffic approaching from behind.
✓ Walk where you can be seen and stay alert.

If there is no pavement, stay as far from traffic as possible and remain alert. The exact side of the road depends on local traffic rules.

Pedestrian walking beside a road without a pavement
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What wording can appear on give-way signs in Ireland?

31. What wording can appear on give-way signs in Ireland?

STOP or PARE.
✓ YIELD or GÉILL SLÍ.
No wording.
GIVE WAY only.

Give-way signs in Ireland can display YIELD or the Irish wording GÉILL SLÍ.

Wording used on give-way and yield signs
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

32. What does this dashboard symbol indicate?

✓ Anti-lock braking system warning.
Electronic stability control.
Low tyre pressure.
Brake-pad wear warning.

This symbol indicates a possible fault with the anti-lock braking system (ABS). Normal braking may still be available, but ABS may not operate during heavy braking, so the system should be checked.

Anti-lock braking system warning symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do when construction vehicles enter or leave the road?

33. What should you do when construction vehicles enter or leave the road?

Assume it will stop before entering your lane.
Use your horn so the driver waits for you.
Drive closely behind it until there is room to pass.
✓ Slow down and be prepared for them to move across your path.

Construction vehicles may move slowly, have limited visibility, or carry loose material. Give them time and space to manoeuvre.

Construction vehicle entering or leaving a road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before attempting to jump-start a vehicle?

34. What should you do before attempting to jump-start a vehicle?

✓ Check the owner's manual and make sure the connections are compatible.
Connect the leads without checking their polarity.
Use any battery that physically fits the vehicle.
Start both vehicles before connecting the leads.

Incorrect jump-starting can damage electrical systems, cause sparks, or make a battery explode. Connect the leads in the correct order before starting the vehicles, and follow the manufacturer's procedure exactly.

Preparing to jump-start a vehicle battery
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Does opening a window make an alcohol-impaired driver safe?

35. Does opening a window make an alcohol-impaired driver safe?

Yes, if you also drink some water.
Yes, but only when driving slowly.
✓ No, fresh air does not remove alcohol from the body.
Yes, because fresh air helps you sober up.

Fresh air may make someone feel more awake, but it does not reduce their alcohol concentration or restore safe driving ability.

Open car window and an alcohol-impaired driver
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if fuel spills while you are refuelling?

36. What should you do if fuel spills while you are refuelling?

Start the engine and move the vehicle immediately.
✓ Stop refuelling, avoid ignition sources, and alert station staff.
Ignore the spill if only a small amount escaped.
Wash the spill away with water and continue refuelling.

If fuel is spilled, stop refuelling immediately and keep flames, sparks, and other ignition sources away. Do not start the vehicle until the situation is safe. Alert filling-station staff and follow their instructions for dealing with the spill.

Fuel spilled during refuelling
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why should the windscreen washer reservoir contain suitable washer fluid?

37. Why should the windscreen washer reservoir contain suitable washer fluid?

✓ It helps remove dirt, salt, insects, and spray from the windscreen.
Any household cleaning product can be used instead.
The reservoir needs fluid only when the windscreen is visibly dirty.
Plain water always cleans the windscreen just as well.

A clear windscreen is essential for safe observation. Suitable washer fluid helps clean the glass and may provide protection against freezing in cold conditions.

Windscreen washer-fluid reservoir in a vehicle
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What does this dashboard symbol indicate?

38. What does this dashboard symbol indicate?

The seat belt is not fastened.
✓ A door is open.
The anti-theft system is active.
The parking brake is applied.

This symbol indicates that one or more vehicle doors are not fully closed. Check that all doors are securely shut before driving.

Door-open warning symbol on the dashboard
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why is it important to make yourself visible at night?

39. Why is it important to make yourself visible at night?

✓ To make drivers see you more easily.
To make it safe to walk closer to moving traffic.
To make drivers give way wherever you cross.
To ensure drivers can always stop in time.

Bright or reflective clothing helps drivers notice pedestrians in low-light conditions.

Pedestrian visibility beside a road at night
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What is the safest way to cross the road with a child?

40. What is the safest way to cross the road with a child?

Ask them to decide when it is safe to cross.
Cross separately so everyone has more space.
✓ Hold their hand and keep them close.
Let them walk slightly ahead of you.

Children can be unpredictable near traffic. Keep them close and guide them safely across the road.

Adult holding a child's hand while crossing the road
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do before driving away after charging an electric vehicle?

41. What should you do before driving away after charging an electric vehicle?

Place the cable loosely beside the charging bay.
Drive forward slowly to disconnect the plug.
Leave the charging flap open so it can cool.
✓ Disconnect the charging cable and secure it properly.

Before driving away, disconnect the charging cable correctly and return it to the charger or store it securely in the vehicle, as appropriate. Close the charging port and check that the area around the vehicle is clear.

Disconnecting an electric vehicle after charging
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do with the steering wheel after completing a turn?

42. What should you do with the steering wheel after completing a turn?

Hold it in the turned position.
✓ Guide it smoothly back towards the straight-ahead position.
Release it completely and let it spin freely.
Turn it quickly in the opposite direction.

After completing a turn, guide the steering wheel smoothly back towards the straight-ahead position while maintaining control. Do not allow the wheel to spin freely through your hands.

Guiding the steering wheel back after a turn
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
When should you use rear fog lights?

43. When should you use rear fog lights?

✓ When visibility is seriously reduced by fog or similar conditions.
When driving on high-speed roads at night.
When another vehicle is following closely.
When visibility is slightly reduced.

Rear fog lights are very bright and should only be used when visibility is poor enough to require them.

Rear fog lights used in severely reduced visibility
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Which pedal is used to increase the vehicle's speed?

44. Which pedal is used to increase the vehicle's speed?

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

The accelerator pedal controls the amount of power delivered by the engine and is used to increase or maintain the vehicle's speed. It is the right-hand pedal.

Accelerator pedal in the driver's footwell
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if another road user makes a mistake?

45. What should you do if another road user makes a mistake?

Use your horn repeatedly to express your frustration.
Keep your course and expect them to correct their mistake.
Drive closer so they notice your presence.
✓ Stay calm and avoid creating more danger.

Road users can make mistakes. Staying calm and reacting safely helps prevent crashes.

Driver responding to another road user's mistake
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if a gear does not engage easily in a manual vehicle?

46. What should you do if a gear does not engage easily in a manual vehicle?

✓ Avoid forcing the gear lever.
Push the lever harder until the gear engages.
Release the clutch suddenly.
Press the accelerator fully.

If a gear does not engage easily, do not force the gear lever. Make sure the clutch is fully pressed and the vehicle's speed is suitable for the gear before trying again.

Operating a manual gear lever without forcing it
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What colour is normally used for the centre line separating opposing traffic in Ireland?

47. What colour is normally used for the centre line separating opposing traffic in Ireland?

✓ White.
Yellow.

Roads in Ireland normally use a white centre line to separate traffic travelling in opposite directions.

Centre-line markings separating opposing traffic
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Why must luggage or other objects not obstruct the driver's view?

48. Why must luggage or other objects not obstruct the driver's view?

They can increase the vehicle's braking distance.
✓ They can hide hazards and reduce the driver's ability to see safely.
They can reduce the brightness of the headlights.
They can make the steering heavier.

The driver must have a clear view of the road and surroundings. Luggage, decorations, or other objects that obstruct the windscreen, windows, or mirrors can hide pedestrians, cyclists, vehicles, signs, or other hazards.

Luggage obstructing the driver's view
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
What should you do if you see smoke or fire inside a tunnel?

49. What should you do if you see smoke or fire inside a tunnel?

✓ Follow tunnel instructions and leave the tunnel if it is safe to do so.
Keep driving normally unless the tunnel is completely blocked.
Stop near the fire so you can assess the situation.
Stay inside the vehicle and wait for the smoke to clear.

If it is safe to drive out of the tunnel, do so. If you cannot continue safely, stop, switch off the engine, leave the vehicle, and use the marked emergency exits or refuge routes. Follow tunnel-control instructions.

Smoke inside a road tunnel
AI-generated by Traffic-rules.com • WCIT • CC BY-SA
Are bicycle lights required at night in Ireland?

50. Are bicycle lights required at night in Ireland?

✓ Yes.
No.

Cyclists in Ireland are generally required to use bicycle lights at night.

Bicycle lights used at night
AI-generated by Traffic-rules.com • WCIT • CC BY-SA