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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. How should infants be secured in a vehicle?

They should be always secured in a child safety seat.

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

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.

2 / 40

2. What may occur if an exhaust is worn out on a vehicle?

It causes decreased noise and pollution.

It causes smoke and noise pollution to rise.

It causes oil leakage onto the road.

It causes petrol leakage onto the road.

3 / 40

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

With permission from the driver.

At speeds below 10 km/h.

Only when you are driving on a minor road.

Never.

4 / 40

4. A school bus is stopped on the road ahead of you in your lane. What should you do?

Reduce speed and overtake with caution.

Sound your horn to let them know you're there.

Accelerate so as not to be delayed by children alighting from the bus.

Maintain normal speed and overtake when safe to do so.

5 / 40

5. What way is a less experienced driver likely to act?

More quickly.

With more alertness.

More confidently.

More hesitantly.

6 / 40

6. In which situation should you use your hazard warning lights?

When about to pull in and stop on a clearway.

When stopping temporarily in a loading bay.

When causing an unavoidable obstruction.

When passing a heavy goods vehicle.

7 / 40

7. What should you do if you are involved in a road accident and a person is unconscious?

Contact the emergency services.

Remove them from the vehicle to a safer area.

Keep the person warm and give him / her something to drink.

Lie the person flat on the ground and keep him / her still.

8 / 40

8. When is it permissible to reverse on a motorway?

Never.

Using the hatched road markings.

Only on the hard shoulder.

Once you have checked your mirrors and it is clear to do so.

9 / 40

9. What is a clearway?

A road which is reserved for public transport only.

A road where stopping and parking is prohibited at all times.

A road which is reserved for pedestrians/cyclists only.

A road where stopping and parking is prohibited during certain periods

10 / 40

10. Which passengers is the driver responsible for to ensure that proper restraints/seatbelts are used?

Adults only.

All passengers regardless of age.

Passengers under 17 years of age only.

Children under 12 only.

11 / 40

11. What should the driver of a motorcycle ensure their passenger is wearing before driving?

Protective glasses.

A helmet with an adjustable visor protective.

Sufficient clothing against the rain.

Sturdy steel-capped boots.

12 / 40

12. What precautions should be taken while overtaking a cyclist on a windy day?

Expect the cyclist to keep in to the left out of your way.

Maintain your course but sound horn to warn cyclist.

Maintain your course but be prepared to swerve around the cyclist if necessary.

Allow extra clearance room in case the cyclist is blown off course.

13 / 40

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

0.6 millimetres.

3 millimetres.

2.6 millimetres.

1.6 millimetres.

14 / 40

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

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

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.

15 / 40

15. You want to reverse your vehicle on a busy street, you should..

Sound your horn and flash your lights as you reverse.

Listen carefully for the sound of other road users.

Use your hazard lights as you turn.

Reverse slowly while checking all around you for other road users.

16 / 40

16. There is blue smoke being emitted from your vehicles exhaust.. What is this usually a sign of?

The engine is burning oil.

You are running low on fuel.

The timing belt is worn.

The choke is faulty.

17 / 40

17. What should you do when approaching a playground?

Look out for children who may run out in your way.

Maintain normal speed within speed limits.

Flash your hazard lights and sound your horn.

Maintain your speed and move out to the centre of the road.

18 / 40

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

By braking suddenly and checking if the car swerves.

By visual examination when the vehicle is stationary.

By performing sudden sharp turns.

If the steering wheel is difficult to turn.

19 / 40

19. 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.

Nothing - you must concentrate on driving.

Give them treats to keep them from getting bored.

Ensure all kids have earphones for their tablets for entertainment.

20 / 40

20. Who should you call first if a person has been injured in a road accident?

The Fire Brigade.

An ambulance and the Garda.

The person's family.

The person's solicitor.

21 / 40

21. When driving in heavy rain you should?

Drive at the same speed as on a dry road.

Drop your gear to get higher revs.

Take caution of aquaplaning.

Keep to the centre of the road.

22 / 40

22. What does this sign mean?

Unprotected level crossing ahead.

Taxi parking ahead.

Tram lane crossing ahead.

Bus lane ahead.

23 / 40

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

Position your wheels in a straight position.

Position your wheels towards the kerb.

Position your wheels away from the kerb.

Position your wheels at full lock towards the road.

24 / 40

24. How does alcohol affect the drivers ability to drive a vehicle?

It has little or no effect.

It reduces the driver's ability to react.

Makes the driver more alert.

It increases reaction time.

25 / 40

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

Vans.

Heavy Goods Vehicles.

Tractors.

Motorcycles and Vintage cars.

26 / 40

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

Brake suddenly and stop the car as soon as possible.

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

Decrease speed and watch for a hazard ahead.

Increase your speed.

27 / 40

27. What details must you give to the Garda?

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

Date of birth and PPS number.

Any details requested.

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

28 / 40

28. How much clearance should a driver give while parking next to another vehicle assuming it is safe to do so?

A car-width.

A mirror-width.

A door-width.

Half a cars length.

29 / 40

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

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

The passenger sitting in the front seat.

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

The driver.

30 / 40

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

When you can't see properly.

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

Never.

When there is no traffic.

31 / 40

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

Decreases fuel consumption.

It increases smoke pollution levels.

It causes coolant to leak onto the road.

None.

32 / 40

32. When you are overtaking a cyclist, you should..

Sound the horn briefly as a warning.

Allow sufficient clearance in case the cyclist suddenly swerves.

Drive close to the cyclist and overtake quickly.

Increase speed to pass cyclist more quickly.

33 / 40

33. What does this road marking mean?

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

No parking on this road.

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

You may not overtake.

34 / 40

34. When is it legal to drive in the hard shoulder of a motorway?

When driving less than 50kph.

Never, except in an emergency.

When leaving at the next exit.

To allow faster moving traffic to overtake.

35 / 40

35. If an elderly person is crossing at a pedestrian light and it changes to flashing amber, you should..

Start moving towards them slowly so as not to delay traffic.

Wait and allow them to finish crossing.

Flash on your headlights to hurry them on.

Sound your horn to make them aware to move quickly.

36 / 40

36. What precautions should you take before getting out of your vehicle?

Open the door and get out as fast as possible.

Make sure the hazard lights are switched on.

Check all directions for approaching traffic or pedestrians before opening the door.

Check the gear lever is in neutral.

37 / 40

37. How may a warm interior of a vehicle affect the driver while driving at night?

It could you make you feel happier than usual.

It has no effect.

It could make you feel drowsy.

It could you feel more alert than usual.

38 / 40

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

When they are properly instructed.

When it is off the public road.

Never.

When they are fourteen years of age.

39 / 40

39. What may occur if you drive closely behind a vehicle you do not intend to overtake?

Helps your fuel consumption as the vehicle in front breaks air resistances.

It might be more difficult for traffic to overtake you.

Traffic behind you may not see the vehicle in front of you.

It will be easier for traffic to overtake you.

40 / 40

40. How should you secure your vehicle before getting out?

Ensure the brakes are applied.

Engage a low gear, apply the parking brake and switch off the ignition.

Check that a lower gear is selected.

Check all valuables are not visible.

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