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: Managing Risk

1. Why is it important to ensure that the vehicle headlights are correctly aligned?

To reduce battery consumption

To enable the driver to see properly

To enable the driver to drive faster in the dark

To increase the lifespan of the headlights

2 / 40

Category: Legal Matters/Rules of the Road

2. Who is entitled to see a driver's vehicle registration document?

A Garda may ask you to produce the vehicles registration document at a named Garda station

A member of the car recovery company or anyone assisting in the recovery

Any person with whom the driver is involved in a collision

Any fire brigade or ambulance personnel at the scene of a collision the driver has been involved in

3 / 40

Category: Technical Matters

3. What is an effect of under-inflated tyres on a vehicle?

Impaired braking and steering

Improved fuel economy and braking

Improved braking and steering

Increased wear on the vehicle's engine

4 / 40

Category: Managing Risk

4. Which of the following is a driver required to keep in good condition?

Upholstery

Paintwork

Radio

Seatbelts

5 / 40

Category: Technical Matters

5. What is the primary purpose of the battery fitted to a petrol - or diesel - powered motor vehicle?

To provide braking

To start the engine

To reduce fuel consumption

To provide heat to the engine

6 / 40

Category: Managing Risk

6. What effect does carrying a load have on a vehicle?s braking ability?

It has no effect provided the brakes are good

It increases the distance required to stop

It increases the efficiency of the brakes

It reduces the distance required to stop

7 / 40

Category: Managing Risk

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

Continue to drive and listen for any unusual sounds

Carry on and check the problem later

Continue for a distance to see if the light goes out

Stop and check the problem

8 / 40

Category: Managing Risk

8. When a driver wants to turn left into a property and there is a bus lane on the left, what should the driver do?

A driver should never turn left across a bus lane.

Give way to cyclists, taxis and buses which may be using the bus lane.

Give way to cyclists and taxis which may be using the bus lane.

A driver should give way to buses only

9 / 40

Category: Managing Risk

9. What traffic may use a with-flow bus lane during the times specified on information signs at the start of the lane?

Buses, taxis and cyclists.

Vehicles with more than one passenger.

Buses only.

All traffic

10 / 40

Category: Legal Matters/Rules of the Road

10. What does this Garda signal mean?

Traffic approaching from behind must stop

Traffic approaching from the right may proceed

Traffic approaching from the front may proceed

Traffic approaching from the front must stop

11 / 40

Category: Managing Risk

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

By counting the number of seats

By measuring the size of the boot

By checking the horse power of the engine

By referring to the vehicle manufacturer?s specification

12 / 40

Category: Legal Matters/Rules of the Road

12. What does this hand signal mean?

The driver intends to turn left

The driver intends to move out or turn right

The driver intends to do a U-turn

The driver intends to stop ahead

13 / 40

Category: Safe and Socially Responsible Driving

13. What effect does spilt diesel have on a road?

It improves the vehicle's braking ability

It increases tyre noise

It improves tyre grip on bends

It makes the road more slippery

14 / 40

Category: Managing Risk

14. What is the immediate effect of a head-on collision between two cars at speed?

Only rear seatbelts will activate.

All persons in each vehicle are thrown violently backwards only.

All persons in each vehicle are thrown violently forward.

Only front seatbelts will activate.

15 / 40

Category: Managing Risk

15. What effect can a broken lens have on headlights?

It can reduce and distort the beam

It can cause other bulbs to blow if not fixed immediately

It can cause the bulb to overheat

It can increase the brightness of the beam in the other headlight

16 / 40

Category: Legal Matters/Rules of the Road

16. What does this traffic light mean?

Traffic may stop if safe to do so.

Traffic may proceed if turning left.

Traffic must stop at the traffic light.

Traffic may proceed if safe to do so.

17 / 40

Category: Technical Matters

17. What effect can a worn shock absorber have on a vehicle?

It can cause the vehicle to 'bounce' in an unstable manner

It can trigger the release of the airbags

It can cause an electrical short-circuit

It can increase fuel consumption

18 / 40

Category: Safe and Socially Responsible Driving

18. When driving on a national road is it permitted to drive on the hard shoulder in order to allow faster-moving traffic to overtake?

No, except when driving on a 2-plus-1 road

Only when driving on a dual carriageway

Only when a truck or bus wants to overtake

Yes, temporarily when the hard shoulder is clear and it is safe to drive there

19 / 40

Category: Safe and Socially Responsible Driving

19. What should a driver do on a narrow road when another vehicle is coming in the opposite direction?

Reduce speed and allow reasonable clearance between their vehicle and the oncoming one before proceeding

Position your vehicle along the middle of the road to encourage the other driver to pull in

Maintain road position and speed. Then flash the vehicles lights to alert the other driver to your presence

Maintain position and expect the other vehicle to move over

20 / 40

Category: Safe and Socially Responsible Driving

20. What should a driver who wishes to perform a U-turn do?

Only perform a U-turn outside the urban speed limit area

Check ahead for approaching traffic and signal them to stop

Check that the road is not one way

Check behind for approaching traffic and signal them to stop

21 / 40

Category: Safe and Socially Responsible Driving

21. What should a driver do when overtaking parked vehicles in a residential area?

Allow sufficient clearance when passing

Move as far to the right as possible

Keep close to the parked vehicles allowing maximum room for oncoming traffic

Increase speed to overtake the vehicles as quickly as possible

22 / 40

Category: Managing Risk

22. Is it permissible to drive a vehicle on a public road when the brake lights are not working?

Yes, during lighting-up times

Yes, outside of lighting-up times

No, it is never permitted to be driven

No, unless driving in a built-up area

23 / 40

Category: Legal Matters/Rules of the Road

23. What does this sign mean?

Pedestrian crossing ahead

Lane reserved for pedestrians

Beware of pedestrians at night

School ahead

24 / 40

Category: Legal Matters/Rules of the Road

24. Unless otherwise indicated, what is the maximum permissible speed of a car towing a trailer on a motorway?

100 km/h

120 km/h

60 km/h

80 km/h

25 / 40

Category: Technical Matters

25. What does Anti-lock braking system (ABS) do?

ABS locks the brakes to prevent skidding during harsh braking

ABS prevents the wheels from locking under harsh braking conditions

ABS deploys the airbags during a collision

ABS displays the name of the radio station playing on the car radio

26 / 40

Category: Legal Matters/Rules of the Road

26. When must a current tax disc be displayed on a new vehicle on a public road?

Not later than 1 month after registration

Not later than 10 days after registration

At all times when the vehicle is on a public road

Only when driving on motorways

27 / 40

Category: Legal Matters/Rules of the Road

27. What does this road marking and information plate together mean?

No parking at any time

Loading bay at times shown

Taxi rank at times shown

Parking not allowed at the times shown

28 / 40

Category: Legal Matters/Rules of the Road

28. What does this sign mean?

Crosswinds ahead

Sharp corners ahead

Overhead electric cables

Radio transmission mast ahead

29 / 40

Category: Managing Risk

29. What should a driver do to reduce the risk of neck injury in the event of a rear-end collision?

Use a properly adjusted seat belt.

Ensure the vehicle has anti-lock brakes.

Ensure the vehicle has a rear spoiler.

Use a properly adjusted head restraint.

30 / 40

Category: Legal Matters/Rules of the Road

30. What does this hand signal mean?

The cyclist intends to stop

The cyclist intends to turn left

The cyclist intends to dismount

The cyclist intends to overtake

31 / 40

Category: Managing Risk

31. What should the driver do to secure the vehicle when changing a front nearside (left-hand side) wheel?

Point the front wheels away from the kerb

Point the front wheels towards the kerb

Ensure the gear lever is in neutral

Ensure that the vehicle cannot roll when jacked up

32 / 40

Category: Managing Risk

32. In general, how frequently should a vehicle's lights be checked?

When wintertime approaches

Daily before driving

At major service intervals

At minor service intervals

33 / 40

Category: Legal Matters/Rules of the Road

33. What must a driver do when this sign is accompanied by a white stop line on the road?

Stop past the line

Stop at the line

Stop no more than one car length past the line

Stop only if there is traffic on the major road

34 / 40

Category: Legal Matters/Rules of the Road

34. When wanting to stop temporarily in a congested area where should the driver park?

Double park in a convenient place with your hazard lights on

Park in a safe, legal and convenient place

Park slightly up on the footpath with the hazard lights on

Park on the footpath so as not to impede the free flow of traffic in the road

35 / 40

Category: Legal Matters/Rules of the Road

35. What does this Garda signal mean?

Stop if approaching from front

Turn right

Turn left

Stop if approaching from behind

36 / 40

Category: Legal Matters/Rules of the Road

36. How would a driver calculate the maximum overall permitted weight of their vehicle?

By checking the unladen weight of the vehicle

By adding the unladen weight of the vehicle to the load permitted to be carried

By calculating the unladen weight of the vehicle plus the weight of the fuel

By checking the weight of the load which may be carried

37 / 40

Category: Safe and Socially Responsible Driving

37. When driving at night, when must a driver use dipped headlights?

When meeting or driving behind other traffic.

When driving at more than 100 km/h.

When there is no oncoming traffic.

When driving at less than 50 km/h.

38 / 40

Category: Safe and Socially Responsible Driving

38. What would happen if a driver cuts in too soon when overtaking another vehicle?

It will force oncoming vehicles to suddenly slow causing danger

The safety gap between the vehicles increases

The driver would not need to indicate when moving in

It would force the other vehicle to suddenly slow or change direction causing danger

39 / 40

Category: Safe and Socially Responsible Driving

39. In dry weather how might a driver judge what is a safe following distance to vehicle in front?

By allowing at least two vehicle lengths between the vehicles

Drive at the same speed as the vehicle in front

By using a fixed point and applying the two second rule

Allow a least two vehicle lengths for each kilometre per hour

40 / 40

Category: Managing Risk

40. What should a driver do if the right-hand headlight bulb fails when driving at night?

Have the bulb replaced immediately

Replace it temporarily with the brake light bulb

Replace it temporarily with the left-hand headlight bulb

Drive with the hazard lights on

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
03/06/2026	Corrected a bug Where 14 Questions Would Display any Chosen Answer as Wrong	MC

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