Mock Theory Test

Practice Your RSA Theory Test

Our mock theory test allows you to practice your category 'B' (Car) theory test. We cover the five core areas that you will be tested on:

Control of the Vehicle
Legal Matters / Rules of the Road
Managing Risk
Safe and Socially Responsible Driving
Technical Matters

You have forty-five minutes to answer forty questions and must answer at least thirty-five correctly to pass.

Want to brush up on just your road signs before your test? Try our Irish Road Sign test.

Good luck!

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1 / 40

Category: Technical Matters

1. Why should the valve be replaced when having a tubeless tyre fitted?

To ensure the tyre will remain inflated

To ensure the wheel nuts remain tight

To ensure the wheel remains balanced

To ensure the wheel remains aligned

2 / 40

Category: Legal Matters/Rules of the Road

2. What roads are learner permit holders allowed to drive on?

All roads except motorways

All roads except motorways and dual-carriageways

All roads except national roads

All roads except dual-carriageways

3 / 40

Category: Managing Risk

3. What is the purpose of the red reflectors at the rear of a vehicle?

They warn the driver behind to switch to main beam

They reflect light at night to make other road users aware of the vehicle

They are a substitute in case of brake-light failure

They warn pedestrians of the vehicle's location

4 / 40

Category: Legal Matters/Rules of the Road

4. What does this sign mean?

Minor road ahead.

Y-junction ahead with roads of equal importance.

Junction ahead with dual carriageway.

Y-junction ahead with roads of lesser importance

5 / 40

Category: Managing Risk

5. What does a 2-plus-1 road have?

Two lanes of traffic in one direction and one in the opposite direction.

Barriers between the hard shoulder and the verge.

Two lanes for cars and one lane for trucks and buses.

Barriers between lanes of traffic going in the same direction

6 / 40

Category: Safe and Socially Responsible Driving

6. What should a driver do when they want to safely change to the lane on the right in which there is other traffic?

Move gradually into the right-hand lane, indicate and then check mirrors.

Use the mirror, signal and move into the right-hand lane when a suitable gap appears in the traffic in that lane

Increase speed until travelling at the same speed as the traffic in the right lane, then move over and check mirrors

Pull in and stop, wait until a suitable gap appears and then move out to the right-hand lane

7 / 40

Category: Legal Matters/Rules of the Road

7. What does this traffic light mean?

Prepare to move off

The traffic lights are out of order

Stop, unless it is unsafe to do so

Proceed if the way is clear

8 / 40

Category: Managing Risk

8. When should a driver use their vehicle's hazard warning lights?

When a following vehicle is too close.

When causing an unavoidable obstruction.

When double parking.

When the brake lights are not working.

9 / 40

Category: Safe and Socially Responsible Driving

9. What phrase is recommended for drivers to help them determine a safe distance from the vehicle in front on a dry road?

Only a fool breaks the two second rule

Only a fool breaks the three second rule

Only a fool breaks the one second rule

Only a fool breaks the four second rule

10 / 40

Category: Legal Matters/Rules of the Road

10. What does this road marking mean?

Set down area only

Road surface is uneven

No parking in this area

A driver may overtake in this area

11 / 40

Category: Safe and Socially Responsible Driving

11. In wet weather how might a driver judge what is a safe following distance from the vehicle in front?

By allowing four vehicle lengths between the vehicles

By allowing at least two seconds to elapse between the vehicle in front and the driver's own vehicle passing a fixed point

By allowing two vehicle lengths between the vehicles

By allowing at least four seconds to elapse between the vehicle in front and the driver's own vehicle passing a fixed point

12 / 40

Category: Legal Matters/Rules of the Road

12. Which vehicle is exempt from speed limits when being used in an emergency?

Doctor on call

Garda

Breakdown recovery

Mountain rescue

13 / 40

Category: Managing Risk

13. What should a driver do when entering a tunnel?

Drive closer to the vehicle in front.

Never drive below the posted speed limit.

Always switch off your radio to avoid distractions.

Keep a safe distance from the vehicle in front.

14 / 40

Category: Legal Matters/Rules of the Road

14. What does this sign mean?

Two-way street ahead

Straight ahead only

Overtaking lane ahead

Motorway ahead

15 / 40

Category: Managing Risk

15. What should a driver do if they drive past their intended exit by mistake?

Stop on the hard shoulder and reverse back to the exit.

Drive on and leave at the next exit.

Use the emergency telephone to ask for advice

Carefully complete a U-turn.

16 / 40

Category: Managing Risk

16. What should a driver do if they notice steam rising from the engine compartment?

Remove the filler cap from the coolant bottle

Increase speed to increase the air flow into the engine compartment

Stop where safe and investigate the cause

Top up with anti-freeze immediately

17 / 40

Category: Managing Risk

17. If, when driving along, the driver notices that the engine power is lower than normal, what should they do?

Have the vehicle checked by a competent person

Replace the engine oil filter

Switch to a different fuel

Adjust the fuel mixture control mechanism

18 / 40

Category: Managing Risk

18. What should a driver do if a system warning light lights up on the dashboard of their vehicle whilst driving?

Stop and check the problem

Continue for a distance to see if the light goes out

Continue to drive and listen for any unusual sounds

Carry on and check the problem later

19 / 40

Category: Legal Matters/Rules of the Road

19. What lights indicate a zebra crossing?

Continuously lit red beacons

Flashing red beacons

Continuously lit amber beacons

Flashing amber beacons

20 / 40

Category: Managing Risk

20. On a 2-lane motorway, what procedure should a driver adopt when wishing to overtake another vehicle safely?

Use their mirrors, signal and overtake in the left-hand lane only.

Signal, use their mirrors and overtake in any available lane when it is safe to do so.

Check for following traffic and overtake in either lane.

Use their mirrors, signal and overtake in the right-hand lane when it is safe to do so.

21 / 40

Category: Managing Risk

21. What should a driver do if a red system warning light lights up on the dashboard of their vehicle?

Continue on and see if it goes out

Drive to the nearest garage and have it checked

Stop and investigate the cause

Continue on and listen for any unusual sounds

22 / 40

Category: Legal Matters/Rules of the Road

22. What does this road marking mean?

A driver must not cross the broken white line unless it is safe to do so

A driver may overtake provided they do not cross the broken white line

A driver may not overtake along this road

A driver must not cross the broken white line unless it is safe to do so

A driver may not park along this road

23 / 40

Category: Safe and Socially Responsible Driving

23. What should a driver who wishes to perform a turnabout do?

Drive onto a footpath if necessary in order to ensure that they have sufficient room to turn

Check ahead and behind for oncoming traffic and turn briskly while still keeping a look out

Drive into somebody?s driveway and reverse back onto the road

It is not permissible to perform a turnabout in any circumstance

24 / 40

Category: Safe and Socially Responsible Driving

24. When driving behind a bus that is signalling to turn left and there is oncoming traffic, what should a driver do?

Overtake it on the right-hand side

Stay back and allow it to complete the turn

Tap the brakes and sound the horn to signal to other vehicles to slow down

Overtake it on the left-hand side

25 / 40

Category: Legal Matters/Rules of the Road

25. When is parking permitted at a sharp bend?

When parking no more than 45 centimetres from the kerb or edge of the road

When drivers coming from behind can see the parked vehicle

When the hazard warning lights of the parked vehicle are on

Parking is never permitted at a sharp bend

26 / 40

Category: Safe and Socially Responsible Driving

26. What should a driver do if they see horse riders on the road ahead?

The driver should reduce speed and sound the horn

The driver should turn on hazard warning lights and continue at normal speed

The driver should reduce speed, allow extra clearance and pass with care

The driver should increase speed and allow extra clearance

27 / 40

Category: Managing Risk

27. When driving along a dual carriageway in normal driving conditions, which lane should a driver be in?

In either lane.

In the right-hand lane except when driving a works vehicle or HGV

In the left-hand lane unless the driver wishes to overtake or turn right.

In the right-hand lane

28 / 40

Category: Managing Risk

28. How does the driver know the vehicle's total load-carrying capacity?

By referring to the vehicle manufacturer?s specification

By measuring the size of the boot

By counting the number of seats

By checking the horse power of the engine

29 / 40

Category: Legal Matters/Rules of the Road

29. What does this Garda signal mean?

Proceed if approaching from behind

Stop if approaching from the front

Stop if approaching from behind

Proceed if approaching from the front

30 / 40

Category: Legal Matters/Rules of the Road

30. Is a driver allowed to use rebated (green) diesel fuel in a car on a public road?

Green diesel may never be used in a car

Green diesel may be used in a car only in summer months

Green diesel may be used in a car only if the car is a taxis

Green diesel may be used in a car only in winter months

31 / 40

Category: Managing Risk

31. What should a driver do when joining a motorway from a slip road?

Try to match the vehicle speed to that of traffic already on the motorway and merge into it in a suitable gap.

Always stop at the end of the acceleration lane and yield to traffic on the motorway.

Drive directly onto the motorway as the driver on the acceleration lane has right of way.

Drive along the hard shoulder until a suitable gap appears in the motorway traffic to allow the driver to merge into it.

32 / 40

Category: Safe and Socially Responsible Driving

32. What should a driver do if they meet a vehicle with flashing amber beacons?

Stop because it is an emergency vehicle

Increase speed while keeping left

Slow down and prepare to stop

Flash their headlights to acknowledge the beacons

33 / 40

Category: Managing Risk

33. What should a driver do to secure the towing vehicle before unhitching a trailer?

Lower the jockey wheel and then switch off the ignition

Disconnect the electrical supply to the trailer lights and lower the jockey wheel

Apply the handbrake, lower the jockey wheel and switch off the engine

Apply the handbrake, switch off the ignition and engage a low gear

34 / 40

Category: Control of Vehicle

34. What is the effect of an incorrectly adjusted driver's seat?

It can delay the driver from operating a control

It gives the driver a better view in the rear-view mirror

It improves the driver?s ability to operate the clutch

It enables the driver to relax more on a long journey

35 / 40

Category: Managing Risk

35. Who should first be contacted where a person has been injured in a collision?

The injured person's solicitor

The emergency services

The injured person's insurance company

The person's relatives

36 / 40

Category: Managing Risk

36. When should a driver use their vehicle's hazard warning lights?

When broken down and causing an obstruction.

When reversing onto a narrow road.

When parked at a bend or corner.

When moving slowly in traffic.

37 / 40

Category: Legal Matters/Rules of the Road

37. What does this traffic light mean?

All traffic must turn right.

The driver must stop and wait until the full green light appears.

The driver may proceed in the direction of the green arrow if the way is clear.

Traffic is not allowed to turn right.

38 / 40

Category: Legal Matters/Rules of the Road

38. Unless otherwise indicated, what is the maximum permissible speed for cars or motorcycles on national roads?

80 km/h

60 km/h

100 km/h

120 km/h

39 / 40

Category: Safe and Socially Responsible Driving

39. What are the possible consequences of having incorrectly adjusted headlights?

Oncoming road users could be dazzled

The wattage of the headlights could be reduced

The headlights could overheat

Visibility could be increased

40 / 40

Category: Safe and Socially Responsible Driving

40. When driving along and wishing to use a hand-held mobile phone, what should a driver do?

Move the phone as needed and keep the call to just a few minutes

Steer with one hand

Secure the phone between head and shoulders while steering with both hands

Stop at a safe location before using the phone

Your score is

Disclaimer

This is completely free to use as often as you like. We try to ensure all the questions' accuracy and validity and keep them updated with the official RSA theory test questions. The tests try to simulate the real experience as much as possible. Like the actual test, you are given 45 minutes to complete the test. At the end of each test, you are given your result and can review your incorrect answers to see where you went wrong. If you see any errors or omissions, please get in touch with us.

Version Control

Date	Changes	By Whom
25/10/2023	Theory test created.	MC
14/03/2024	Questions Updated / Added	MC
29/05/2024	Questions & Explanations Updated / Added	MC
04/06/2024	Questions & Explanations Updated / Added	MC
18/06/2024	Questions & Explanations Updated / Added	MC
23/09/2025	Questions & Explanations Updated / Added	MC
27/01/2026	Questions & Explanations Updated / Added	MC

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