Mock Theory Test 2026 | Free Car Theory Test

Practice for your car theory test with this free mock theory test. This mock exam pulls 40 up-to-date UK driving theory test questions and answers to help you practice in 2026. No login or signup required. Click “start test” to begin.

Pass mark – You’ll need to score at least 35 out of 40 to pass this practice car theory test. All answers, along with a pass or fail grade will be shown after you’ve submitted your answers.

1. What is the minimum tread depth required for car tyres?

8mm

1.6mm

6mm

4mm

Question 1 of 40

2. Which of these vehicles must always stop before crossing railroad tracks?

Emergency vehicles with sirens and flashing lights

Motorcycles without passengers

Vehicles towing trailers

All of the above

Question 2 of 40

3. What should you do when a traffic light is flashing amber at an intersection?

Ignore it and continue driving at your current speed

Stop and wait for the green light

Slow down, be prepared to stop, and give way to pedestrians

Speed up to get through the intersection quickly

Question 3 of 40

4. What should you do when someone is constantly tailgating you?

Turn on your hazard lights to alert the other driver

Stay calm and maintain a constant speed. Do not brake suddenly or try to confront the driver

Speed up to create more distance between your vehicles

Pull over and let them pass

Question 4 of 40

5. In wet weather conditions, what should the gap between you and the vehicle in front be?

The same as in dry conditions

Tripled

Halved

Doubled

Question 5 of 40

6. What is the main purpose of road markings?

To add colour to the roads

To protect pedestrians from cyclists

To make the road look neat and tidy

To guide drivers and control traffic flow

Question 6 of 40

7. Which of the following must you NOT use your mobile phone for whilst driving?

Texting

Using it for navigation if properly mounted

Listening to music if it's in a holder

Hands-free calling

Question 7 of 40

8. What should you do if an emergency vehicle is approaching with sirens and flashing lights?

Turn off your headlights

Continue driving at your current speed

Pull over to the side of the road

Speed up to get out of the way

Question 8 of 40

9. When should you use hazard warning lights?

When you are driving in heavy traffic

When you are changing lanes on a busy road

When you are lost and trying to find your way

When you need to stop on the side of a motorway due to an emergency

Question 9 of 40

10. What does a solid yellow line in the center of a two-lane road mean?

No passing allowed in either direction

Passing is only allowed in one direction

Turning left across the line is prohibited

Passing is allowed in both directions

Question 10 of 40

11. The legal alcohol limit for drivers in England, Wales, and Northern Ireland, in breath, is:

50 micrograms per 100 millilitres of breath

35 micrograms per 100 millilitres of breath

80 milligrams per 100 millilitres of blood

107 milligrams per 100 millilitres of urine

Question 11 of 40

12. What should you do if one of your car tyres blows out while driving?

Hold onto the steering wheel firmly and steer in the opposite direction of the blown tire

Brake suddenly and come to a complete stop

Turn off the car and wait for assistance

Get out of the car and inspect the damage

Question 12 of 40

13. What should you do if your visibility is reduced due to heavy rain?

Speed up to get through the rain quickly

Use your hazard lights

Reduce your speed and increase the distance between you and the vehicle in front

Continuously flash your lights

Question 13 of 40

14. In which of these situations should you use your horn?

When you are frustrated in traffic

None of the above, as using your horn unnecessarily can be considered rude and disruptive

To greet a friend on the side of the road

To alert other drivers of your presence

Question 14 of 40

15. What is the recommended hand position on the steering wheel?

9 and 3 o'clock

10 and 2 o'clock

It doesn't matter

12 and 6 o'clock

Question 15 of 40

16. What does the term 'blind spot' refer to when driving a car?

The main traffic lanes on the road

Anywhere outside of your car's immediate surroundings

An area behind and to the side of your vehicle that you cannot see in your mirrors

The area directly in front of your vehicle

Question 16 of 40

17. When are you allowed to drive over the speed limit?

When overtaking

On a clear road

In an emergency

Never

Question 17 of 40

18. What is the purpose of an emergency triangle?

To mark your parking spot on the side of the road

To signal for help from other drivers

To provide shade during hot weather

To act as a warning sign for danger ahead

Question 18 of 40

19. What is the primary action to take when your car starts to skid on a wet road?

Accelerate to gain traction

Steer in the opposite direction of the skid

Apply hard braking

Steer in the direction of the skid

Question 19 of 40

20. Why is it important to regularly check your tyre pressure?

To ensure fuel efficiency

To prevent blowouts while driving

To maintain proper handling and control of the vehicle

All of the above

Question 20 of 40

21. When approaching a roundabout, you should:

Accelerate to find a gap

Stop regardless of traffic conditions

Move to the center of the road

Give right-of-way to those already on the roundabout

Question 21 of 40

22. What should you do when you see a pedestrian crossing the road using a white cane?

Slow down and give them priority

Ignore them and continue driving as usual

Speed up to avoid causing delays in traffic

Honk your horn to warn other drivers

Question 22 of 40

23. What should you do if you get pulled over by a police officer?

Drive away quickly before they can give you a ticket

Refuse to show your driver's license

Stay calm and follow the officer's instructions

Argue or become defensive

Question 23 of 40

24. What should you do when approaching a zebra crossing with pedestrians waiting to cross?

Use your horn to alert them

Flash your lights

Stop and give way to them

Wave them to cross quickly

Question 24 of 40

25. What is the purpose of a functional exhaust system on a vehicle?

To enhance vehicle speed

To reduce air pollution

To increase engine noise

To improve fuel consumption

Question 25 of 40

26. You're on a motorway. What colour are the reflective studs between the lanes?

Blue

Green

Red

White

Question 26 of 40

27. What should you use your horn for?

To greet friends

To alert others of your presence in a dangerous situation

To signal to others you are about to make a manoeuvre

When someone irritates you

Question 27 of 40

28. What does a solid white line at the side of the road indicate?

The edge of the carriageway

Parking is allowed

Cyclists only

Overtaking is permitted

Question 28 of 40

29. What should you do if you are driving and encounter heavy fog?

Drive at a slower speed and use your low beams

Increase your speed to get through the fog quicker

Make no change and carry on driving as normal

Turn on your high beams to increase visibility

Question 29 of 40

30. What should you do if you encounter a heavily flooded road while driving?

Honk your horn to warn other drivers

Continue driving at your current speed

Turn around and find an alternate route

Drive through it as quickly as possible

Question 30 of 40

31. What should you do if you are driving in heavy rain and your windshield wipers start malfunctioning?

Turn on your hazard lights and continue driving slowly

Use your hands to manually wipe the windshield

Pull over in a safe location until the rain stops

Increase your speed to try and clear the windshield

Question 31 of 40

32. What must you do when you see a school crossing patrol showing a 'Stop' sign?

Stop and wait until the sign is removed

Stop only if children are crossing

Flash your lights to warn others

Proceed slowly

Question 32 of 40

33. What is the recommended distance you should keep between your vehicle and the vehicle in front of you?

Two seconds

One car length

Three feet

Four car lengths

Question 33 of 40

34. What is the main benefit of having ABS (Anti-lock Braking System) on your car?

It reduces stopping distances in all conditions

It prevents the wheels from locking up and skidding

It automatically slows the car in heavy traffic

It allows you to steer while braking heavily

Question 34 of 40

35. What should you do when you see a red X sign displayed above your lane?

Increase your speed to pass the vehicle in front of you

Immediately pull over and stop on the side of the road

Ignore it and continue driving as usual

Move into an available lane or obey any temporary traffic signs

Question 35 of 40

36. What should you do if you notice a reckless or aggressive driver on the road?

Speed up and race them

Confront them and try to teach them a lesson

Ignore their actions and focus on your own driving

Call the police and report their behaviour

Question 36 of 40

37. What is the main reason for having a minimum tread depth on vehicle tyres?

To ensure a comfortable ride

To increase top speed

To improve fuel efficiency

To improve grip and reduce the risk of skidding

Question 37 of 40

38. The national speed limit on a single carriageway road is:

40 mph

30 mph

70 mph

60 mph

Question 38 of 40

39. How close to a junction should you park your vehicle?

5 meters

Not within 10 meters

8 meters

7 meters

Question 39 of 40

40. What should you do before making a U-turn?

Signal for at least 20 seconds

Check your mirrors and blind spots

Speed up and make the turn quickly

Make sure you are in the right lane

Question 40 of 40