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. What effect could an unevenly distributed load have on a vehicle?

It could cause the clutch to slip while accelerating

It could make the vehicle unstable while turning

It could cause the gear box to overheat

It could cause the vehicle to overheat

2 / 40

Category: Technical Matters

2. What happens if the vehicle has a flat battery?

The head light bulbs will have to be replaced

The engine will not start.

The battery will have to be replaced

The battery will leak acid into the engine

3 / 40

Category: Managing Risk

3. How does driving at high speed affect a vehicle?s road holding?

The road holding ability of the vehicle is reduced

The road holding ability of the vehicle is increased

The wheel alignment keeps the tyres in full contact with the road

The suspension compensates for any unevenness in the road surface

4 / 40

Category: Managing Risk

4. What should a driver do where a person has been injured in a collision?

Move the victim only if there is a risk of fire or further injury

Move the vehicles out of the way to avoid causing obstruction

Always move the victim and the vehicles

Move the victim to the side of the road

5 / 40

Category: Safe and Socially Responsible Driving

5. What stopping distance should a driver allow for when driving in snow or icy conditions?

Twice the normal distance

Up to ten times the normal distance

Up to half the normal distance

The normal distance

6 / 40

Category: Legal Matters/Rules of the Road

6. What colour traffic light comes on after a non-flashing amber light?

Flashing amber light

Red only

Flashing red light

Green only

7 / 40

Category: Managing Risk

7. What should a driver do before towing a caravan?

Ensure all passengers are securely seated in the caravan

Have an extended mirror fitted to the driver's side of the vehicle only

Have extended mirrors fitted to the towing vehicle

Ensure that only adult passengers are seated in the caravan

8 / 40

Category: Managing Risk

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

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.

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.

9 / 40

Category: Safe and Socially Responsible Driving

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

It increases tyre noise

It improves the vehicle's braking ability

It improves tyre grip on bends

It makes the road more slippery

10 / 40

Category: Legal Matters/Rules of the Road

10. If driving from A to B, what do these road markings mean?

Road narrows ahead

A driver may overtake if it is safe to do so

A driver may not overtake

Dual carriageway ahead

11 / 40

Category: Legal Matters/Rules of the Road

11. What does this sign mean?

The driver must stop when red lights show

Stop and wait for green light before proceeding

The driver must stop when vehicles ahead show brake lights

The driver must stop when red lights show

Emerging vehicles have priority. The driver must stop if necessary

12 / 40

Category: Legal Matters/Rules of the Road

12. What does this traffic light mean?

Prepare to move off

Stop, unless it is unsafe to do so

The traffic lights are out of order

Proceed if the way is clear

13 / 40

Category: Managing Risk

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

Drive on and leave at the next exit.

Use the emergency telephone to ask for advice

Carefully complete a U-turn.

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

14 / 40

Category: Legal Matters/Rules of the Road

14. When must a tractor or works vehicle be fitted with a rear-view mirror?

A rear-view mirror must be fitted only when towing a trailer

A rear-view mirror must be fitted only when towing a trailer over 8 metres long

A rear-view mirror must always be fitted

A rear-view mirror is not required in a tractor or works vehicle

15 / 40

Category: Managing Risk

15. While driving, the driver notices the vehicle temperature gauge showing red. What should they do?

Drive to the nearest service depot and top-up the water in the radiator

Stop in a safe place and have the problem investigated

Remove the filler cap from the radiator and check for leakage

Do not drive until an anti-waxing agent is added to the coolant

16 / 40

Category: Managing Risk

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

Continue on and listen for any unusual sounds

Drive to the nearest garage and have it checked

Continue on and see if it goes out

Stop and investigate the cause

17 / 40

Category: Control of Vehicle

17. What can cause a vehicle to skid?

Coasting to a stop

Excessive heavy braking

Controlled acceleration

Stopping in fourth gear

18 / 40

Category: Legal Matters/Rules of the Road

18. What is the maximum number of passengers that may be carried in a vehicle driven by the holder of a Category B driving licence?

8 passengers

10 passengers

7 passengers

9 passengers

19 / 40

Category: Legal Matters/Rules of the Road

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

Pedestrians only

Drivers only

School children only

All road users

20 / 40

Category: Technical Matters

20. If the vehicle's oil-pressure gauge is reading low or the red oil-pressure warning light comes on, what should a driver do?

Drive to a safe place, stop the vehicle and check the oil level

Drive in a low gear until the oil level is topped up

Drive at lower speeds until the oil level is topped up

Drive at a faster pace to reach the destination before the oil runs out

21 / 40

Category: Safe and Socially Responsible Driving

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

Allow a least two vehicle lengths for each kilometre per hour

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

22 / 40

Category: Safe and Socially Responsible Driving

22. When being overtaken and there is oncoming traffic, what should a driver do?

Maintain position and flash the headlights to warn the oncoming traffic

Allow the overtaking vehicle to pass and return safely to the left side of the road

Maintain position because other drivers should not have attempted to overtake

Speed up so the following vehicle cannot overtake

23 / 40

Category: Legal Matters/Rules of the Road

23. What does this sign mean?

Uneven surface ahead

Pipe laying ahead

Series of steep hills ahead

Industrial estate ahead

24 / 40

Category: Legal Matters/Rules of the Road

24. 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?

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

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

25 / 40

Category: Managing Risk

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

Always switch off your radio to avoid distractions.

Drive closer to the vehicle in front.

Never drive below the posted speed limit.

Keep a safe distance from the vehicle in front.

26 / 40

Category: Legal Matters/Rules of the Road

26. What does this sign mean?

No left turn.

Pass on the left.

Keep left.

Steep decline to the left.

27 / 40

Category: Legal Matters/Rules of the Road

27. What does this sign mean?

T-junction ahead with a road of major importance.

Cul-de-sac to the left and right.

Cul-de-sac to the right.

T-junction ahead with a road of minor importance.

T-junction ahead with a road of major importance.

28 / 40

Category: Legal Matters/Rules of the Road

28. How should an L-plate be composed?

A red L on a white background

A red L on a transparent background

A green L on a white background

A white L on a red background

29 / 40

Category: Legal Matters/Rules of the Road

29. What does this sign mean?

One-way traffic to the left ahead

Diversion to the left ahead

Sharp corner to the left ahead

Turn left ahead

30 / 40

Category: Control of Vehicle

30. What may indicate a problem with the vehicle's braking system?

The vehicles fuel consumption is reduced

The vehicle's parking brake is more effective

The vehicle's suspension is affected

The vehicle's stopping distance is affected

31 / 40

Category: Legal Matters/Rules of the Road

31. Who can use a signed cycle track accompanied by a continuous white line on the left-hand side?

Drivers, when it is not being used by a cyclist

Cyclists and users of motorised wheelchairs

Cyclists and motorcyclists

Drivers when overtaking a vehicle turning right

32 / 40

Category: Legal Matters/Rules of the Road

32. What does this sign mean?

No stopping/parking on the right.

No overtaking

Double parking not allowed.

End of dual carriageway.

33 / 40

Category: Safe and Socially Responsible Driving

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

50 metres

200 metres

100 metres

150 metres

34 / 40

Category: Managing Risk

34. When should a driver use their hazard warning lights?

When parking for a short time on a single yellow line.

When about to pull in and stop.

When the vehicle has broken down.

When the brake lights are not working.

35 / 40

Category: Managing Risk

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

At major service intervals

When wintertime approaches

Daily before driving

At minor service intervals

36 / 40

Category: Legal Matters/Rules of the Road

36. What does this sign mean?

Traffic merging from the left.

Traffic from the left has priority.

Traffic merging from the right.

End of dual carriageway ahead.

37 / 40

Category: Legal Matters/Rules of the Road

37. At a railway level crossing with unattended gates, what should a car driver do?

Drive half way across and close the first gate before opening the second

Open both gates before proceeding to cross

Telephone the nearest railway station before opening a gate

Open both gates and after passing the first, stop and close it

38 / 40

Category: Legal Matters/Rules of the Road

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

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

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 never be used in a car

39 / 40

Category: Safe and Socially Responsible Driving

39. What should a driver do when approaching traffic lights stuck on red?

Indicate and increase speed

Sound the horn and proceed ahead

Check that there are no oncoming vehicles and increase speed

Stop and proceed with great caution

40 / 40

Category: Legal Matters/Rules of the Road

40. What does this sign mean?

Only 3-axled vehicles are permitted.

Maximum permitted weight is 3 tonnes.

Minimum permitted weight is 3 tonnes.

3-axled vehicles are not permitted.

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