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Prepare to pass your Driver Theory Test first time with our free on-the-go revision tool.

The start of every driver’s journey begins with sitting the theory test. We are here to help you succeed! Our mock theory test consists of 40 randomly chosen questions from our huge bank of realistic questions to simulate the actual thing. Get unlimited access to take the test as many times as you like until you feel confident to take the next step.

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ISM Mock Theory Test

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1 / 40

1. What is the minimum legal thread depth for a car's tyres?

2.6 millimetres.

0.6 millimetres.

1.6 millimetres.

3 millimetres.

2 / 40

2. When driving behind a Heavy Goods Vehicle, it is important to know its blind spots. Where are its 'blind spots'?

The area of view on the drivers near side only.

The area of view hidden by the sun-visor In front of the vehicle.

The areas to the front sides and rear where the driver cannot see.

The areas on the road where the headlights' main beam doesn't reach.

3 / 40

3. What effect may a broken or damaged exhaust have on the environment?

None.

It causes coolant to leak onto the road.

Decreases fuel consumption.

It increases smoke pollution levels.

4 / 40

4. What should you give a person who has been injured in an accident to drink?

Cold water if possible.

Nothing.

Coffee.

A cup of tea.

5 / 40

5. When driving behind a vehicle that is driving erratically or dangerously you should?

Follow close behind the offending vehicle.

Stay well back until the road widens enough to let you overtake safely.

Flash your lights to encourage the driver to make way for you.

Overtake as soon as possible.

6 / 40

6. What does this sign mean?

Dangerous bend ahead.

No left turn.

Mini roundabout ahead.

Road ends ahead.

7 / 40

7. Are you still covered to drive your vehicle if your insurance policy has expired?

Yes, if the vehicle is NCT'd and taxed.

No.

Yes, for up to 48 hours.

No, unless you have a clean driving history.

8 / 40

8. What does this sign mean?

Steep descent ahead.

Turn right ahead.

Keep left.

Private property ahead.

9 / 40

9. At night when approaching an oncoming vehicle with their full beam on.. You should..?

Slow down the car and stop if necessary.

Put on your full headlights.

Maintain your speed.

Flash your lights three times to warn the driver.

10 / 40

10. Are musical horns allowed on a vehicle?

Yes, if not louder than 10 decibels.

Only on vintage cars (cars over 30 years old).

Yes, if the car manufacturer permits it.

No.

11 / 40

11. What vehicles do the minimum legal thread depth not apply to?

Motorcycles and Vintage cars.

Tractors.

Heavy Goods Vehicles.

Vans.

12 / 40

12. Whilst driving on a road which has loose chippings you should?

Increase speed so as to return to 'normal' road as soon as possible.

Press your thumb against the windscreen or motorcycle faring.

Slow down and allow extra clearance to other traffic until you have cleared that particular area of road.

Keep the same speed as you would on 'normal' road surfacing.

13 / 40

13. When must the passengers of a vehicle with fitted seatbelts use seatbelts?

At all times.

On motorways only.

At speeds over 50 KPH.

In built-up areas only.

14 / 40

14. Where should you drive while travelling on a dual-carriageway?

In the right-hand lane.

In the right-hand lane unless you are overtaking.

In the left-hand lane unless you are overtaking or turning right.

Between both lanes.

15 / 40

15. Who is responsible for ensuring that a child is wearing a safety-belt?

The child's parent(s)/ guardian(s).

The driver.

The passenger sitting in the front seat.

The child as long as he/she is over 12.

16 / 40

16. How would you discover an issue with the condition of your tyre?

By visual examination when the vehicle is stationary.

By braking suddenly and checking if the car swerves.

By performing sudden sharp turns.

If the steering wheel is difficult to turn.

17 / 40

17. How often is it advised that you should service you engine?

As per the manufacturer's specifications.

When there is a problem with the engine.

Once a year.

Every 35000 kilometres.

18 / 40

18. When are you not permitted to sound your horn?

Between 23.30hrs and 07.00hrs (except in an emergency).

In a built-up area or during rush hour traffic.

To make animals move away from the road.

Between 23.00hrs and 07.30hrs (except in an emergency).

19 / 40

19. What should a driver do if feeling tired/drowsy?

Turn on the car heater to the maximum level.

Stop - take a break and a short walk if possible.

Turn on the radio loudly.

Drink strong coffee.

20 / 40

20. A section of the road ahead which you are travelling is flooded. You should..?

Increase your speed and keep to the centre of the road.

Increase your speed to get through it quicker.

Reduce speed.

Maintain your speed.

21 / 40

21. When is it allowed for passengers to have their heads outside a sunroof while driving?

At speeds below 10 km/h.

Never.

Only when you are driving on a minor road.

With permission from the driver.

22 / 40

22. What details must you give to the Garda?

Date of birth and PPS number.

As little as possible in case you get blamed for the accident.

Your name and address and a brief description of the accident.

Any details requested.

23 / 40

23. What should a driver do before setting off when transporting children?

Ensure that every child wears either a seat-belt or an appropriate restraint system.

Give them treats to keep them from getting bored.

Ensure all kids have earphones for their tablets for entertainment.

Nothing - you must concentrate on driving.

24 / 40

24. When is it permissible for children to drive a tractor?

When they are fourteen years of age.

Never.

When it is off the public road.

When they are properly instructed.

25 / 40

25. In which situation should the vehicles rear fog lights be used?

Where visibility is poor.

Only in dense fog or snow.

When raining heavily at night.

When a brake light bulb is not functioning.

26 / 40

26. What would be the 'blind spots' for a bus driver?

The seats at the back of the bus.

The passenger side of the bus.

The seats upstairs on the bus.

The areas to the front sides and the rear of the bus which the driver can't see.

27 / 40

27. How should infants be secured in a vehicle?

They should be carried in an adult's lap as long as the adult is wearing a seatbelt.

As long as they're placed in the back seat, a child safety seat is not required.

They should be placed in the front passenger seat with an adult.

They should be always secured in a child safety seat.

28 / 40

28. What effect would diesel have if spilt on the road surface?

Increase tyre grip.

Have no effect.

Make the road more slippery.

Increase tyre noise.

29 / 40

29. Where should a learner drivers 'L' plates be displayed?

On the front and rear bumpers only.

On both sides of the vehicle.

Front drivers side, rear passenger side.

Front passenger side, rear drivers side.

30 / 40

30. What precautions should you take after stopping your vehicle before you exit the vehicle door?

Check your rear view inside mirror before opening your door.

Check your side mirror and look behind you before opening the door.

Open the door a little and then check for blind spot.

Open the door quickly and alight quickly.

31 / 40

31. What may occur if the headlight lens is broken?

It can increase the bulb beam angle.

It can cause the bulb to blow.

It can increase the beam's brightness.

It can reduce and distort the beam.

32 / 40

32. What does this road marking mean?

You may overtake provided you do not cross the broken line.

You may not cross the broken line unless it is safe to do so.

No parking on this road.

You may not overtake.

33 / 40

33. What does this sign mean?

No overtaking.

Road narrows ahead.

No cycling.

No parking.

34 / 40

34. In which position should your wheels face when parking your car facing downhill?

Position your wheels towards the kerb.

Position your wheels away from the kerb.

Position your wheels in a straight position.

Position your wheels at full lock towards the road.

35 / 40

35. When is it permissible to drive with full headlights in a built up area at night?

Between the hours of 11.30 p.m. and 7.00 a.m.

When you can't see properly.

Never.

When there is no traffic.

36 / 40

36. What should you do if the windows of your vehicle are covered in ice?

Drive slowly until the vehicle's heating system has melted the ice.

Switch on the windscreen washers and wipers.

Use water to remove the ice.

Switch on the heating system and use a scraper to clear the ice before driving off.

37 / 40

37. What would happen if the exhaust is removed from a motorcycle?

The engine noise and smoke pollution would be increased.

It would decrease fuel consumption.

The engine would be more efficient.

The engine would become too hot.

38 / 40

38. Where you see a red warning triangle on the road, you should...

Decrease speed and watch for a hazard ahead.

Maintain normal speed; warning triangles are only relevant for trucks.

Increase your speed.

Brake suddenly and stop the car as soon as possible.

39 / 40

39. What should you do if you are involved in a minor accident where there is little damage?

Continue your journey so as not to obstruct traffic.

Report to the incident to the Garda.

Exchange particulars with the other driver.

Call Gardai to the scene immediately.

40 / 40

40. When can you leave children and infants unattended in a car?

At no stage.

If you will be away from the car for no longer than 5 minutes.

If the doors are locked and the windows left slightly ajar for air.

Only if you are in possession of a permit.

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Free Mock Theory Test

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