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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 does this sign mean?

Steep descent ahead.

Turn right ahead.

Private property ahead.

Keep left.

2 / 40

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

Continue to drive normally if you feel OK.

Only drive in off-peak times.

Consult your doctor as to whether you may drive.

Drink a large quantity of coffee before driving.

3 / 40

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

It does not need to be secured.

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

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

It should be put on a normal passenger seat.

4 / 40

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

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

Maintain normal speed and overtake when safe to do so.

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

Reduce speed and overtake with caution.

5 / 40

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

Nothing.

Coffee.

Cold water if possible.

A cup of tea.

6 / 40

6. 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 solicitor.

The person's family.

7 / 40

7. What does this traffic light mean?

You have to yield to oncoming traffic.

You may go on only if the way is clear.

You may proceed immediately.

You must stop.

8 / 40

8. What details must you give to the Garda?

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

Any details requested.

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

Date of birth and PPS number.

9 / 40

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

When raining heavily at night.

Where visibility is poor.

Only in dense fog or snow.

When a brake light bulb is not functioning.

10 / 40

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

Only cyclists.

Buses on a scheduled service, taxis and cyclists.

All traffic except buses.

Buses only.

11 / 40

11. 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.

12 / 40

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

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.

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

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

13 / 40

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

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

To make animals move away from the road.

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

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

14 / 40

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

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

In the right-hand lane.

Between both lanes.

In the right-hand lane unless you are overtaking.

15 / 40

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

No, unless you have a clean driving history.

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

No.

Yes, for up to 48 hours.

16 / 40

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

The engine would become too hot.

It would decrease fuel consumption.

The engine would be more efficient.

The engine noise and smoke pollution would be increased.

17 / 40

17. How may you improve fuel efficiency?

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

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

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

Fast acceleration through the gears.

18 / 40

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

Reduced fuel consumption.

Increased fuel consumption.

Decreased tyre thread wear.

Only increased fuel consumption in dry weather.

19 / 40

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

The quality of the brakes.

Road conditions and the vehicle's tyres.

The speed and weight of the vehicle.

The power of the engine.

20 / 40

20. What should the driver of a motorcycle ensure before allowing the passenger to get off over?

The passenger gets off onto the pavement.

The motorcycle is stopped in a safe place.

The motorcycle is secure and at no risk of falling over.

The motorcycle is resting on its stand.

21 / 40

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

Adults only.

Children under 12 only.

Passengers under 17 years of age only.

All passengers regardless of age.

22 / 40

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

It causes decreased noise and pollution.

It causes petrol leakage onto the road.

It causes smoke and noise pollution to rise.

It causes oil leakage onto the road.

23 / 40

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

When you can't see properly.

Never.

When there is no traffic.

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

24 / 40

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

Automatic vehicles only.

All vehicle types.

Automatic Cars and Mopeds.

Manual and automatic vehicles.

25 / 40

25. What should you do when overtaking a cyclist?

Allow extra clearance in case the cyclist swerves out .

Drive close behind the cyclist till you can overtake.

Drive close to the cyclist as not to cross the centre line.

You should never overtake a cyclist.

26 / 40

26. What does this sign mean?

Mini roundabout ahead.

No left turn.

Dangerous bend ahead.

Road ends ahead.

27 / 40

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

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

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

It might be more difficult for traffic to overtake you.

It will be easier for traffic to overtake you.

28 / 40

28. What should you do when approaching a playground?

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

Flash your hazard lights and sound your horn.

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

Maintain normal speed within speed limits.

29 / 40

29. Are children who are not secured in a child's safety seat allowed in the front passenger seat?

No.

Yes if held by a parent or other adult.

Only if using a safety belt.

Yes.

30 / 40

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

Whichever vehicle is moving quicker.

Vehicles already on the roundabout.

Vehicles entering the roundabout.

Motorcycles and cyclists.

31 / 40

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

Pull over and let the other vehicle pass.

Maintain your course and reduce your speed if needed.

Drive in the centre of the road.

Increase your speed slightly.

32 / 40

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

It increases smoke pollution levels.

Decreases fuel consumption.

It causes coolant to leak onto the road.

None.

33 / 40

33. When can you pick up or set down a passenger on the motorway?

During off-peak hours.

Never.

Only when the area is clear of traffic.

On the hard-shoulder.

34 / 40

34. 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.

35 / 40

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

Reverse quickly before other traffic appears.

Reverse by using your mirrors only.

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

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

36 / 40

36. 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.

Overtake as soon as possible.

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

37 / 40

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

Sturdy steel-capped boots.

A helmet with an adjustable visor protective.

Sufficient clothing against the rain.

Protective glasses.

38 / 40

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

Making it more difficult to control.

Improving overall stability if the load is evenly distributed.

Increasing brake effectiveness.

Reducing the risk of over-steering.

39 / 40

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

It has little or no effect.

Makes the driver more alert.

It reduces the driver's ability to react.

It increases reaction time.

40 / 40

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

When they are properly instructed.

When it is off the public road.

When they are fourteen years of age.

Never.

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