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. What can be affected by driving on under-inflated tyres?

Climate control system

Braking ability

Engine temperature

The exhaust system

2 / 40

Category: Legal Matters/Rules of the Road

2. What does this hand signal mean?

The driver intends to turn right

The driver intends to stop

The driver intends to slow down

The driver intends to turn left

3 / 40

Category: Managing Risk

3. When attaching a trailer to their vehicle, what must a driver check?

That the load is positioned to the front of the trailer.

That the load is positioned to the rear of the trailer.

That the trailer has a spare wheel.

That the load is evenly spread.

4 / 40

Category: Safe and Socially Responsible Driving

4. When should a driver use fog lights on their vehicle?

Switch on fog lights as a warning to pedestrians.

Use fog lights on a badly lit country road.

Use fog lights only in dense fog and falling snow.

Use fog lights to improve visibility during light rain.

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 reduce fuel consumption

To start the engine

To provide heat to the engine

6 / 40

Category: Managing Risk

6. During a weekly check, a driver notices a badly worn front tyre. What should the driver do?

Reduce speed when driving on wet roads

Check the tyre pressure to ensure it remains constant

Have the worn tyre replaced

Fit the worn tyre on one of the rear wheels

7 / 40

Category: Managing Risk

7. If a vehicle breaks down on a motorway, what should a person do?

Turn on the full beam headlights to alert other drivers.

Ask a passenger to stand on the road to warn other traffic.

Place a red warning triangle on the motorway to warn other drivers.

Wear a high-visibility vest.

8 / 40

Category: Legal Matters/Rules of the Road

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

Mountain rescue

Doctor on call

Fire brigade

Breakdown recovery

9 / 40

Category: Managing Risk

9. A driver wishes to go straight ahead at a cross junction of equal importance. If they encounter other traffic, what is the general rule that applies?

Traffic approaching from the driver’s right has right of way.

Give way to traffic approaching from the left only.

Give way to traffic approaching firstly from the left and then the right.

Carry on as normal as they always have the right of way

10 / 40

Category: Safe and Socially Responsible Driving

10. What effect does alcohol have on driver behaviour?

It can reduce a driver's confidence

It slows down a driver's reactions

It can increase perception and awareness

It does not affect driver behaviour or ability

11 / 40

Category: Managing Risk

11. What should a driver do to assist a person who is unconscious following a collision?

Move the person to the nearest hospital immediately

Raise the person?s head and hold it in that position

Try and get the person to drink something warm

Try to keep the person warm with a blanket or overcoat

12 / 40

Category: Control of Vehicle

12. What is the danger associated with applying the handbrake (parking brake) when the vehicle is moving?

The wheels could lock and cause the vehicle to skid

The ABS could disconnect and cause the vehicle to skid

There is no danger - the vehicle will not skid as the handbrake can be released quickly

The engine will stall once the handbrake is applied at speed

13 / 40

Category: Managing Risk

13. On a narrow busy road, what should pedestrians do when walking?

Walk in single file.

Walk more than two abreast.

Walk two abreast.

Walk in groups of no more than three.

14 / 40

Category: Legal Matters/Rules of the Road

14. What does this sign mean?

Lane reserved for pedestrians

Pedestrian crossing ahead

Beware of pedestrians at night

School ahead

15 / 40

Category: Managing Risk

15. How would a driver know that a brake-light bulb is not working?

They would notice the brake pedal become firmer under pressure

By standing at the rear of the vehicle and getting another person to turn on side lights

They would notice the brake pedal getting softer under pressure

By standing at the rear of the vehicle and checking as another person presses the brake pedal

16 / 40

Category: Legal Matters/Rules of the Road

16. What does this sign mean?

Y-junction where vehicles must go left.

Y-junction where main road bears to the right.

Y-junction where main road bears to the left.

Y-junction where heavy vehicles must go left.

17 / 40

Category: Legal Matters/Rules of the Road

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

Mountain rescue

Ambulance

Doctor on call

Breakdown recovery

18 / 40

Category: Legal Matters/Rules of the Road

18. What does this traffic light mean?

Traffic must stop at the traffic light.

Traffic may stop if safe to do so.

Traffic may proceed if safe to do so.

Traffic may proceed if turning left.

19 / 40

Category: Managing Risk

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

Ensure the vehicle has a rear spoiler.

Use a properly adjusted head restraint.

Use a properly adjusted seat belt.

Ensure the vehicle has anti-lock brakes.

20 / 40

Category: Safe and Socially Responsible Driving

20. When driving at night the dipped headlights of a typical car should enable the driver to see for a distance of how many metres?

20 metres

30 metres

50 metres

40 metres

21 / 40

Category: Legal Matters/Rules of the Road

21. Apart from cyclists and motorised wheelchairs, what other road users may use an unoccupied cycle lane accompanied by a broken white line?

Only hackneys and taxis

Only buses and taxis

All drivers may make temporary use

Only moped riders and motorcyclists

22 / 40

Category: Legal Matters/Rules of the Road

22. What does this sign mean?

T-junction ahead with roads of equal importance.

T-junction ahead with merging traffic.

T-junction ahead with road of less importance.

T-junction ahead with dual carriageway.

23 / 40

Category: Safe and Socially Responsible Driving

23. What should a driver do when driving on a wide road behind a vehicle that has signalled to turn right ahead?

Overtake on the left, but only if turning left a short distance ahead

Overtake on the right-hand side and carry on

Stay behind and tap the brakes to signal other drivers to slow down

Overtake on the left-hand side and carry on if safe to do so

24 / 40

Category: Legal Matters/Rules of the Road

24. What road users must comply with traffic lights (including pedestrian lights)?

Drivers only

School children only

All road users

Pedestrians only

25 / 40

Category: Safe and Socially Responsible Driving

25. When driving into a narrow gap between oncoming vehicles and vehicles parked on the left. What should a driver do?

Indicate right, stopping if necessary until oncoming traffic has passed by

Always slow down, stop and wait to be beckoned forward

Indicate and drive on enforcing your priority

Signal to oncoming traffic to stop, and then move to the right and drive as normal

26 / 40

Category: Legal Matters/Rules of the Road

26. What does this sign mean?

Riding path - no vehicles allowed

Entrance to horse riding school

Accompanied horses and ponies ahead

Racecourse ahead

27 / 40

Category: Managing Risk

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

When reversing onto a narrow road.

When moving slowly in traffic.

When parked at a bend or corner.

When broken down and causing an obstruction.

28 / 40

Category: Technical Matters

28. Under what circumstances could both cross-ply and radial tyres be fitted to a vehicle?

When driving in slippery road conditions

When towing a trailer in snow

When each type is fitted on a different axle

When heavy loads are being carried

29 / 40

Category: Control of Vehicle

29. Whilst driving, why might a driver suspect that the brake fluid level in their vehicle is low?

The brakes are unusually sharp.

The brakes feel hard to press.

The brakes feel spongy and soft.

The brakes take longer than usual to release.

30 / 40

Category: Managing Risk

30. 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

Switch to a different fuel

Adjust the fuel mixture control mechanism

Replace the engine oil filter

31 / 40

Category: Safe and Socially Responsible Driving

31. What is the recommended minimum stopping distance for a car travelling at 100 km/h on a dry road?

120 metres

30 metres

70 metres

90 metres

32 / 40

Category: Legal Matters/Rules of the Road

32. What is the maximum gross weight of a vehicle that may be driven by the holder of a Category B driving licence?

3,500 kilograms

3,450 kilograms

3,000 kilograms

3,250 kilograms

33 / 40

Category: Managing Risk

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

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

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

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

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

34 / 40

Category: Legal Matters/Rules of the Road

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

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

Double park in a convenient place with your hazard lights on

Park in a safe, legal and convenient place

35 / 40

Category: Legal Matters/Rules of the Road

35. What does this sign mean?

Mini-roundabout ahead

Dual carriageway ahead

Start of central reserve or obstruction

Heavy vehicles have priority

36 / 40

Category: Legal Matters/Rules of the Road

36. What does this hand signal mean?

The driver intends to slow down or stop

The driver intends to turn right

The driver intends to turn left

The driver intends to go straight ahead

37 / 40

Category: Legal Matters/Rules of the Road

37. What distance before a zebra crossing is parking prohibited?

15 metres

5 metres

10 metres

20 metres

38 / 40

Category: Safe and Socially Responsible Driving

38. When driving late at night what should a driver be aware of?

That there is a danger of themselves or other drivers falling asleep.

That trucks may drive in the outside lane of a motorway.

That all pedestrians will be wearing high visibility clothing.

That speed limits do not apply between midnight and 6 am.

39 / 40

Category: Safe and Socially Responsible Driving

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

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

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

It is not permissible to perform a turnabout in any circumstance

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

40 / 40

Category: Legal Matters/Rules of the Road

40. If a driver wishes to drive another privately-owned vehicle but they are uncertain if they are insured to drive that vehicle, what should they do?

A driver should contact their own insurer to confirm whether or not their insurance policy covers the driving of other vehicles

Transfer the insurance disc from their own vehicle on to the vehicle they wish to drive

Drive it provided that they tell their insurance company within 10 days and agree to pay any additional premium

Drive if there is an insurance disc on the vehicle

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
31/08/2026	Questions & Explanations Updated / Added	MC

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