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

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

Check the gear lever is in neutral.

Make sure the hazard lights are switched on.

Open the door and get out as fast as possible.

2 / 40

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

Road conditions and the vehicle's tyres.

The power of the engine.

The quality of the brakes.

The speed and weight of the vehicle.

3 / 40

3. What fuel type/types can be use in a petrol engine?

Green diesel only.

Petrol only.

Just petrol and agricultural diesel

A mixture of both.

4 / 40

4. What does this road marking mean?

No parking on this road.

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.

You may not overtake.

5 / 40

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

Heavy Goods Vehicles.

Motorcycles and Vintage cars.

Tractors.

Vans.

6 / 40

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

Ensure all kids have earphones for their tablets for entertainment.

Give them treats to keep them from getting bored.

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

Nothing - you must concentrate on driving.

7 / 40

7. When you wish to reverse your vehicle you should..

Put your head out the driver's window to watch behind.

Reverse quickly before other traffic appears.

Reverse by using your mirrors only.

Check your two blind spots and three mirrors and all around your vehicle before and during the manoeuvre.

8 / 40

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

Turn on the radio loudly.

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

Turn on the car heater to the maximum level.

Drink strong coffee.

9 / 40

9. 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 at full lock towards the road.

Position your wheels in a straight position.

10 / 40

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

Report to the incident to the Garda.

Continue your journey so as not to obstruct traffic.

Exchange particulars with the other driver.

Call Gardai to the scene immediately.

11 / 40

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

In built-up areas only.

On motorways only.

At all times.

At speeds over 50 KPH.

12 / 40

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

Ensure the brakes are applied.

Check that a lower gear is selected.

Check all valuables are not visible.

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

13 / 40

13. What does this sign mean?

Unprotected level crossing ahead.

Tram lane crossing ahead.

Taxi parking ahead.

Bus lane ahead.

14 / 40

14. When driving in heavy rain you should?

Take caution of aquaplaning.

Keep to the centre of the road.

Drop your gear to get higher revs.

Drive at the same speed as on a dry road.

15 / 40

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

Sound the horn briefly as a warning.

Drive close to the cyclist and overtake quickly.

Increase speed to pass cyclist more quickly.

Allow sufficient clearance in case the cyclist suddenly swerves.

16 / 40

16. If a vehicle carrying hazardous cargo has been involved in an accident, you should..

Attempt to move the vehicle to an open space.

Determine the type of hazardous material before summoning help.

Continue to drive as not to cause further obstruction.

Stay clear and contact the emergency services.

17 / 40

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

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

To make animals move away from the road.

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

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

18 / 40

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

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

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

Stop and have them alight as quickly as possible.

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

19 / 40

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

If the steering wheel is difficult to turn.

By performing sudden sharp turns.

By visual examination when the vehicle is stationary.

By braking suddenly and checking if the car swerves.

20 / 40

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

It can cause the bulb to blow.

It can increase the bulb beam angle.

It can increase the beam's brightness.

It can reduce and distort the beam.

21 / 40

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

Open the door and alight as quickly as possible.

Open the door partially and wait before alighting quickly.

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

Check both your interior and side mirrors.

22 / 40

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

Pull in and stop.

Drive in the hard shoulder while talking on the phone.

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

Reduce speed and keep watching your rear-view mirrors.

23 / 40

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

Never.

With permission from the driver.

At speeds below 10 km/h.

Only when you are driving on a minor road.

24 / 40

24. What should you do when approaching a playground?

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

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

Maintain normal speed within speed limits.

Flash your hazard lights and sound your horn.

25 / 40

25. _Wh_{en is it permissible for a car/taxi/bike to use a 'contra-flow' bus lane?}

Never.

When the lane is not in use by a bus.

From 07.00-09.30am and from 16.00-18.30pm.

After dusk/before dawn.

26 / 40

26. What should you do when you see farm animals crossing the road ahead of you?

Turn back immediately.

Stop and allow them to cross before continuing.

Sound your horn to move them.

Flash your headlamps and put on your hazard lights.

27 / 40

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

Brake suddenly and stop the car as soon as possible.

Increase your speed.

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

Decrease speed and watch for a hazard ahead.

28 / 40

28. When is it permissible to carry more passengers in your vehicle than there are seats available?

Never.

Yes, once all passengers are fully insured in the vehicle.

Yes, once they all sit still.

Yes, only if they are above the age of fourteen.

29 / 40

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

Overtake on left-hand side and continue on.

Overtake on the right-hand side and continue on.

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

Stay behind it until it has finished turning.

30 / 40

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

A mirror-width.

A door-width.

A car-width.

Half a cars length.

31 / 40

31. Where there is a sharp dip in the road ahead you should..

Increase your speed.

Move to the centre of the road and change to second gear.

Continue at normal speeds as you are aware what is over the hill.

Decrease your speed, keep left and watch for hazards or a parked vehicles hidden from your view.

32 / 40

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

It increases smoke pollution levels.

None.

Decreases fuel consumption.

It causes coolant to leak onto the road.

33 / 40

33. What details must you give to the Garda?

Any details requested.

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

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

Date of birth and PPS number.

34 / 40

34. Ahead a bus is beginning to pull away from a bus stop, what should you do?

Accelerate so as to avoid being delayed behind it.

Drive alongside it so as not to hold up traffic.

Sound your horn or flash your lights to inform the driver that you are there.

Slow down and let it move out.

35 / 40

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

No, unless you have a clean driving history.

No.

Yes, for up to 48 hours.

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

36 / 40

36. How may you improve fuel efficiency?

When increasing speed, get into the highest gear as soon as possible.

Fast acceleration through the gears.

Using gentle acceleration and changing gears as recommended by the manufacturer's specifications.

Driving the vehicle in a lower gear as much as possible.

37 / 40

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

All traffic except buses.

Buses only.

Buses on a scheduled service, taxis and cyclists.

Only cyclists.

38 / 40

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

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

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

39 / 40

39. If you are taking any medication which might affect your driving you should..

Drink a large quantity of coffee before driving.

Only drive in off-peak times.

Consult your doctor as to whether you may drive.

Continue to drive normally if you feel OK.

40 / 40

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

Never.

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

When you can't see properly.

When there is no traffic.

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