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

Maintain normal speed and overtake when safe to do so.

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

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

Reduce speed and overtake with caution.

2 / 40

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

Increase speed to pass cyclist more quickly.

Allow sufficient clearance in case the cyclist suddenly swerves.

Drive close to the cyclist and overtake quickly.

Sound the horn briefly as a warning.

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.

Never.

Only when you are driving on a minor road.

4 / 40

4. When you wish to perform a legal 'u-turn' manoeuvre, you should..

Check in front and behind for approaching traffic.

Indicate and accelerate to get turned around without delay.

Use your driver side mirror as you turn.

Drive onto the footpath to gain a wider turning arc.

5 / 40

5. How should infants be secured in a vehicle?

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

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

They should be always secured in a child safety seat.

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

6 / 40

6. What danger should drivers be most aware of while driving on country roads?

Slower moving vehicles.

Other vehicles.

Pedestrians.

Falling branches and debris.

7 / 40

7. What is the combined speed of two vehicles involved in a head on collision if they are each travelling at 100 km/h?

100 km/h

150 km/h

50 km/h

200 km/h

8 / 40

8. You have stopped and wish to get out of the vehicle. What should you do before proceeding?

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

Check both your interior and side mirrors.

Open the door and alight as quickly as possible.

Open the door partially and wait before alighting quickly.

9 / 40

9. You wish to use your phone but you are currently driving. What should you do?

Drive in the hard shoulder while talking on the phone.

Pull in and stop.

Make your call quickly and discreetly with one hand on the steering wheel.

Reduce speed and keep watching your rear-view mirrors.

10 / 40

10. You are approaching a roundabout.. Who has right of way?

Motorcycles and cyclists.

Vehicles entering the roundabout.

Whichever vehicle is moving quicker.

Vehicles already on the roundabout.

11 / 40

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

It can reduce and distort the beam.

It can increase the bulb beam angle.

It can increase the beam's brightness.

It can cause the bulb to blow.

12 / 40

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

Never.

When it is off the public road.

When they are fourteen years of age.

When they are properly instructed.

13 / 40

13. Which way should a child's safety seat be secured?

It should be put on a normal passenger seat.

It does not need to be secured.

It should secured with the seat belts that are present or with extra straps.

It should be left loosely secured to ensure the child doesn't get whiplash.

14 / 40

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

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

Increase your speed.

Decrease speed and watch for a hazard ahead.

Brake suddenly and stop the car as soon as possible.

15 / 40

15. If you pass your driving test in an automatic vehicle, which vehicle types are you now permitted to drive?

Automatic vehicles only.

Manual and automatic vehicles.

Automatic Cars and Mopeds.

All vehicle types.

16 / 40

16. 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 will be easier for traffic to overtake you.

It might be more difficult for traffic to overtake you.

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

17 / 40

17. During scheduled times, which vehicles are allowed to use 'with-flow' bus lane?

All traffic except buses.

Buses on a scheduled service, taxis and cyclists.

Buses only.

Only cyclists.

18 / 40

18. What precautions should you take when getting off a motorcycle?

Make sure the machine is on a stand.

Prop the machine against a wall.

Park the machine on its stand and then switch off the ignition.

Switch off the ignition, park the machine on its stand and take out the key.

19 / 40

19. What would be the effect of driving at continuous high speeds?

Reduced fuel consumption.

Only increased fuel consumption in dry weather.

Increased fuel consumption.

Decreased tyre thread wear.

20 / 40

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

The seats upstairs on the bus.

The seats at the back of the bus.

The passenger side of the bus.

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

21 / 40

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

Ensure all kids have earphones for their tablets for entertainment.

Nothing - you must concentrate on driving.

Give them treats to keep them from getting bored.

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

22 / 40

22. Should the handbrake be used to bring the vehicle to a stop?

Only in wet conditions.

No.

Only in dry conditions.

Yes.

23 / 40

23. Where should loose bags of shopping be stored?

Stowed away safely in the boot.

Placed on the floor behind the front seat.

Placed on the floor of the front passenger seat.

Placed to either side of the rear passenger seat.

24 / 40

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

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

Using the hatched road markings.

Only on the hard shoulder.

Never.

25 / 40

25. Are musical horns allowed on a vehicle?

Yes, if the car manufacturer permits it.

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

No.

Yes, if not louder than 10 decibels.

26 / 40

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

Make sure the hazard lights are switched on.

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

Open the door and get out as fast as possible.

Check the gear lever is in neutral.

27 / 40

27. How can overloading a vehicle affect its road holding ability?

Increasing brake effectiveness.

Reducing the risk of over-steering.

Making it more difficult to control.

Improving overall stability if the load is evenly distributed.

28 / 40

28. You wish to drop off a passenger.. to do this you should?

Stop and have them alight from the side nearest the Curb.

Stop and have them alight from whatever side they are sitting on.

Stop and have them alight from the side nearest the road.

Stop and have them alight as quickly as possible.

29 / 40

29. When driving at night when should you dip your vehicles headlights?

Approaching a bend or dip in the road.

When you meet oncoming traffic.

Only on motorways.

When the road narrows dangerously ahead.

30 / 40

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

When there is a problem with the engine.

Every 35000 kilometres.

As per the manufacturer's specifications.

Once a year.

31 / 40

31. How often should you check that your vehicles lights are in working order?

Weekly.

Monthly.

Bi-monthly.

Annually.

32 / 40

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

With more alertness.

More confidently.

More hesitantly.

More quickly.

33 / 40

33. What details must you give to the Garda?

Any details requested.

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

Date of birth and PPS number.

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

34 / 40

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

On motorways only.

At speeds over 50 KPH.

At all times.

In built-up areas only.

35 / 40

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

Front drivers side, rear passenger side.

Front passenger side, rear drivers side.

On both sides of the vehicle.

On the front and rear bumpers only.

36 / 40

36. You are travelling behind a vehicle on a wide road. The vehicle ahead has signalled right, you should..

Stay behind it until it has finished turning.

Sound your horn to indicate to make them aware you're behind them.

Overtake on left-hand side and continue on.

Overtake on the right-hand side and continue on.

37 / 40

37. When you are being overtaken by another vehicle you should..

Increase your speed slightly.

Drive in the centre of the road.

Pull over and let the other vehicle pass.

Maintain your course and reduce your speed if needed.

38 / 40

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

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

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

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

Press your thumb against the windscreen or motorcycle faring.

39 / 40

39. Which of the following does not affect braking distance?

The speed and weight of the vehicle.

Road conditions and the vehicle's tyres.

The quality of the brakes.

The power of the engine.

40 / 40

40. What in particular should you be aware of while driving at night?

Temperature of the car.

Some drivers may not like to use their headlights.

Drowsiness.

Speed limits do not apply between midnight and 6am.

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