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!

Try Our Theory Test

1 / 40

Category: Managing Risk

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

That the trailer coupling is attached securely.

That the trailer has a spare wheel.

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

That the trailer springs are well greased.

2 / 40

Category: Legal Matters/Rules of the Road

2. What does this sign mean?

Traffic from the right has priority

Motorway to the left

Turn left only

Diversion ahead to the left

3 / 40

Category: Legal Matters/Rules of the Road

3. What does this road marking mean?

Drivers must keep left of the continuous white line

Oncoming traffic may cross the line to overtake

Drivers may cross the line to overtake

Drivers must keep left of the continuous white line

Only motorcyclists may cross the lines to overtake

4 / 40

Category: Safe and Socially Responsible Driving

4. When stopped at traffic lights and the green light comes on, what should a driver do?

Move off quickly and then check the mirrors

Accelerate at a greater rate than other drivers so as to facilitate overtaking

Check that other road users have cleared the junction and move off with care

Move off slowly and then check the mirrors

5 / 40

Category: Legal Matters/Rules of the Road

5. What does this sign mean?

Flooding up ahead on left

Loose chippings on road

Vehicle broken down ahead on right

Uneven surface on left

6 / 40

Category: Managing Risk

6. What type of drink should be given to a person who has been injured in a collision?

A cold drink

A non-alcoholic drink

A hot drink

No drink should be given

7 / 40

Category: Managing Risk

7. After changing a wheel on a vehicle, which of the following should be checked soon afterwards?

The air valve

The brake pad clearance

The wheel nuts

The tyre tread depth

8 / 40

Category: Safe and Socially Responsible Driving

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

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

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

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

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

9 / 40

Category: Legal Matters/Rules of the Road

9. What does this sign mean?

School ahead

Lane reserved for pedestrians

Pedestrian crossing ahead

Beware of pedestrians at night

10 / 40

Category: Safe and Socially Responsible Driving

10. The driver is approaching traffic lights that they know have been green for some time. What should the driver do?

The driver should be aware that the lights may change before they reach them and be prepared to stop

The driver should stop as the lights are about to change to red

The driver should maintain speed until the light changes to amber

The driver should be aware that the lights may change and accelerate to clear the lights before they do

11 / 40

Category: Technical Matters

11. When a driver operates the indicator switch and hears a more rapid clicking noise than normal, what could this mean?

The hazard warning light switch is faulty

An indicator bulb may have blown

The voltage regulator is not functioning properly

The hazard warning lights are on

12 / 40

Category: Managing Risk

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

Carefully complete a U-turn.

Use the emergency telephone to ask for advice

Drive on and leave at the next exit.

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

13 / 40

Category: Managing Risk

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

Have the bulb replaced immediately

Drive with the hazard lights on

Replace it temporarily with the left-hand headlight bulb

Replace it temporarily with the brake light bulb

14 / 40

Category: Safe and Socially Responsible Driving

14. What should a driver do if they wish to drive across a busy road and the traffic lights which normally control the junction are temporarily out of action?

Sound the horn and proceed slowly to cross the road

Switch on headlights and use hand signals to show other drivers their intention to cross and then proceed

Take good observation, wait for a clear break in the traffic and proceed to cross the road safely

Slowly force their way across using hazard warning lights if necessary

15 / 40

Category: Control of Vehicle

15. What is the likely consequence of sudden braking?

The will be no consequences as the vehicle brake lights will come on

The vehicle could be overtaken

The vehicle's braking system could overheat

The vehicle could be hit from behind

16 / 40

Category: Legal Matters/Rules of the Road

16. What do temporary traffic lights at road works mean?

A driver need only comply when there is oncoming traffic

A driver must comply with the lights when workers are on site only

A driver need not comply if a convoy of traffic is going in the same direction

A driver must comply with the lights at all times

17 / 40

Category: Managing Risk

17. 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 brake lights are not working.

When the vehicle has broken down.

18 / 40

Category: Legal Matters/Rules of the Road

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

Park in a safe, legal and convenient place

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 slightly up on the footpath with the hazard lights on

19 / 40

Category: Managing Risk

19. What should a driver do when driving in heavy rain?

Weave the vehicle slightly in order to improve tyre grip.

Increase speed so that the vehicle will glide over any standing water.

Maintain normal speeds as on a dry road.

Be aware that the vehicle may slide or ‘aquaplane’.

20 / 40

Category: Legal Matters/Rules of the Road

20. 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 over 8 metres long

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

A rear-view mirror must always be fitted

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

21 / 40

Category: Legal Matters/Rules of the Road

21. What does this sign mean?

Stop your vehicle

Stop for school crossing ahead

Give way to traffic coming from your right

Other traffic must give way to you

22 / 40

Category: Legal Matters/Rules of the Road

22. What does this sign mean?

Mini-roundabout ahead

Start of central reserve or obstruction

Heavy vehicles have priority

Dual carriageway ahead

23 / 40

Category: Safe and Socially Responsible Driving

23. Why does it take longer to stop the vehicle on a wet road?

The tyres have less road grip than in dry weather

The tyres have more grip than in dry weather

The suspension of the vehicle is lighter in wet weather

The brake fluid is less effective in wet weather

24 / 40

Category: Legal Matters/Rules of the Road

24. What does this sign mean?

Road fencing ahead

Level crossing ahead guarded by gates or barriers

Farm machinery crossing ahead

Private grounds - no entry

25 / 40

Category: Legal Matters/Rules of the Road

25. What does this sign mean?

Turn left ahead

One-way traffic to the left ahead

Diversion to the left ahead

Sharp corner to the left ahead

26 / 40

Category: Safe and Socially Responsible Driving

26. 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 three second rule

Only a fool breaks the four second rule

Only a fool breaks the two second rule

Only a fool breaks the one second rule

27 / 40

Category: Legal Matters/Rules of the Road

27. What does this hand signal mean?

The cyclist intends to stop

The cyclist intends to dismount

The cyclist intends to overtake

The cyclist intends to turn left

28 / 40

Category: Legal Matters/Rules of the Road

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

Taxi rank at times shown

Loading bay at times shown

Parking not allowed at the times shown

No parking at any time

29 / 40

Category: Legal Matters/Rules of the Road

29. What does this road marking indicate?

Cycle lane

Traffic calming

Pedestrian island

Zebra crossing

30 / 40

Category: Managing Risk

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

At major service intervals

When wintertime approaches

At minor service intervals

Daily before driving

31 / 40

Category: Legal Matters/Rules of the Road

31. 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 not overtake along this road

A driver may not park along this road

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

32 / 40

Category: Managing Risk

32. What would be the effect of overloading a vehicle with passengers or goods?

It would not have any effect provided speed is reduced

Overloading will not reduce the ability to control the vehicle

It would reduce the driver's ability to control the vehicle.

It would improve the vehicle's road-holding ability

33 / 40

Category: Safe and Socially Responsible Driving

33. When is it safe for a driver to use the main beam headlights when driving at night?

When there is no oncoming traffic.

This practice is not permitted.

In built up areas where there is good street lighting.

When following a vehicle a short distance ahead.

34 / 40

Category: Safe and Socially Responsible Driving

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

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

The driver would not need to indicate when moving in

It will force oncoming vehicles to suddenly slow causing danger

The safety gap between the vehicles increases

35 / 40

Category: Managing Risk

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

Lower the jockey wheel and then switch off the ignition

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

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

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

36 / 40

Category: Legal Matters/Rules of the Road

36. When is parking permitted on a footpath?

When cars are parked on both sides of the road

When no more than half of the vehicle is on the footpath

When at least half of the footpath remains free for pedestrians

It is never permitted to park on a footpath

37 / 40

Category: Control of Vehicle

37. What is the recommended method of driving a car with automatic transmission?

Use the handbrake to bring the vehicle to a halt

Operate the accelerator with the right foot and the brake with the left foot

Operate the accelerator and brake with the right foot

Operate the accelerator and brake with the left foot

38 / 40

Category: Technical Matters

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

To ensure the wheel remains balanced

To ensure the wheel nuts remain tight

To ensure the tyre will remain inflated

To ensure the wheel remains aligned

39 / 40

Category: Legal Matters/Rules of the Road

39. Is it permitted to use a vehicle in a public place without a current tax disc displayed?

No, only vintage vehicles are exempt from displaying a tax disc

Yes, but for not more than one month after the expiry of the previous disc

Yes, but for not more than 10 days after the expiry of the previous disc

No, all motor vehicles must display a current tax disc

40 / 40

Category: Control of Vehicle

40. Why should a tractor be driven more slowly on uneven road surfaces?

To avoid fuel spilling from the tank

To avoid severe bouncing

To reduce road noise

To maintain tyre pressure

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