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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 can overloading a vehicle affect its road holding ability?

Improving overall stability if the load is evenly distributed.

Making it more difficult to control.

Increasing brake effectiveness.

Reducing the risk of over-steering.

2 / 40

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

Use water to remove the ice.

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

Switch on the windscreen washers and wipers.

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

3 / 40

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

Increase speed to pass cyclist more quickly.

Drive close to the cyclist and overtake quickly.

Allow sufficient clearance in case the cyclist suddenly swerves.

Sound the horn briefly as a warning.

4 / 40

4. 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.

5 / 40

5. 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.

Call Gardai to the scene immediately.

Exchange particulars with the other driver.

Report to the incident to the Garda.

6 / 40

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

In the right-hand lane unless you are overtaking.

Between both lanes.

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

In the right-hand lane.

7 / 40

7. What should you do when approaching a playground?

Flash your hazard lights and sound your horn.

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.

8 / 40

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

Only when the area is clear of traffic.

On the hard-shoulder.

During off-peak hours.

Never.

9 / 40

9. What does this sign mean?

No overtaking.

Road narrows ahead.

No cycling.

No parking.

10 / 40

10. 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.

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

It might be more difficult for traffic to overtake you.

It will be easier for traffic to overtake you.

11 / 40

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

The passenger side of the bus.

The seats upstairs on the bus.

The seats at the back of the bus.

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

12 / 40

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

Only increased fuel consumption in dry weather.

Reduced fuel consumption.

Decreased tyre thread wear.

Increased fuel consumption.

13 / 40

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

Heavy Goods Vehicles.

Motorcycles and Vintage cars.

Vans.

Tractors.

14 / 40

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

Sturdy steel-capped boots.

Protective glasses.

Sufficient clothing against the rain.

A helmet with an adjustable visor protective.

15 / 40

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

It has no effect.

It could you feel more alert than usual.

It could make you feel drowsy.

It could you make you feel happier than usual.

16 / 40

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

Yes.

Only in wet conditions.

No.

Only in dry conditions.

17 / 40

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

Some drivers may not like to use their headlights.

Speed limits do not apply between midnight and 6am.

Temperature of the car.

Drowsiness.

18 / 40

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

Motorcycles and cyclists.

Vehicles already on the roundabout.

Vehicles entering the roundabout.

Whichever vehicle is moving quicker.

19 / 40

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

Drive onto the footpath to gain a wider turning arc.

Indicate and accelerate to get turned around without delay.

Use your driver side mirror as you turn.

Check in front and behind for approaching traffic.

20 / 40

20. A child is standing in the space between the front seats. What is the greatest danger of allowing this?

They might be thrown forwards if the brakes are applied suddenly.

They might impede on the drivers concentration.

They might become carsick.

They might get trapped.

21 / 40

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

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

At no stage.

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

Only if you are in possession of a permit.

22 / 40

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

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

Turn on the radio loudly.

Drink strong coffee.

Turn on the car heater to the maximum level.

23 / 40

23. 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.

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.

24 / 40

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

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.

Reverse quickly before other traffic appears.

25 / 40

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

Front passenger side, rear drivers side.

On both sides of the vehicle.

On the front and rear bumpers only.

Front drivers side, rear passenger side.

26 / 40

26. When should a learner drivers 'L' plates be displayed?

At all times.

Till the learner's confidence improves.

Only for the first two months.

During a driver's first years' learner permit.

27 / 40

27. 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.

28 / 40

28. Who is responsible to ensure that passengers under 17 years of age wear their seatbelts?

Both the passenger and the parents of the passenger.

The passengers' parents.

The passengers.

The driver.

29 / 40

29. What does this sign mean?

Bus lane ahead.

Tram lane crossing ahead.

Unprotected level crossing ahead.

Taxi parking ahead.

30 / 40

30. 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.

Every 35000 kilometres.

Once a year.

31 / 40

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

When driving less than 50kph.

When leaving at the next exit.

To allow faster moving traffic to overtake.

Never, except in an emergency.

32 / 40

32. The vehicle ahead is being driven by a slower learner driver. You should..

Drive closely behind the vehicle to encourage the driver to hurry up.

Be patient and allow extra time to the driver if necessary.

Flash your lights to tell the learner driver to let you pass.

Signal and overtake the vehicle as soon as possible.

33 / 40

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

Drive alongside it so as not to hold up traffic.

Slow down and let it move out.

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

Accelerate so as to avoid being delayed behind it.

34 / 40

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

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

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

Prop the machine against a wall.

Make sure the machine is on a stand.

35 / 40

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

No.

No, unless you have a clean driving history.

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

Yes, for up to 48 hours.

36 / 40

36. 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.

Continue to drive normally if you feel OK.

Consult your doctor as to whether you may drive.

37 / 40

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

Only on motorways.

Approaching a bend or dip in the road.

When the road narrows dangerously ahead.

When you meet oncoming traffic.

38 / 40

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

More quickly.

More confidently.

More hesitantly.

With more alertness.

39 / 40

39. What is a clearway?

A road which is reserved for pedestrians/cyclists only.

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

A road where stopping and parking is prohibited during certain periods

A road which is reserved for public transport only.

40 / 40

40. What should you do if a person has been injured in an accident?

Seek help from the emergency services.

Move the victim out the way to avoid causing an obstruction.

Move the victim into your vehicle and drive them home.

Move them and give them something to drink.

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