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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. 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.

2 / 40

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

Make sure the machine is on a stand.

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

Prop the machine against a wall.

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

3 / 40

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

The passengers' parents.

The passengers.

The driver.

Both the passenger and the parents of the passenger.

4 / 40

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

The engine would be more efficient.

The engine noise and smoke pollution would be increased.

The engine would become too hot.

It would decrease fuel consumption.

5 / 40

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

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

Reverse by using your mirrors only.

Reverse quickly before other traffic appears.

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

6 / 40

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

When passing a heavy goods vehicle.

When causing an unavoidable obstruction.

When stopping temporarily in a loading bay.

When about to pull in and stop on a clearway.

7 / 40

7. 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.

8 / 40

8. 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.

9 / 40

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

Never.

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

When the lane is not in use by a bus.

After dusk/before dawn.

10 / 40

10. What is a clearway?

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

A road which is reserved for public transport only.

A road which is reserved for pedestrians/cyclists only.

A road where stopping and parking is prohibited during certain periods

11 / 40

11. Are musical horns allowed on a vehicle?

No.

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

Yes, if not louder than 10 decibels.

Yes, if the car manufacturer permits it.

12 / 40

12. 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.

13 / 40

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

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

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

Maintain normal speed and overtake when safe to do so.

Reduce speed and overtake with caution.

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.

Switch on the windscreen washers and wipers.

Use water to remove the ice.

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

15 / 40

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

A cup of tea.

Coffee.

Cold water if possible.

Nothing.

16 / 40

16. At night when approaching an oncoming vehicle with their full beam on.. You should..?

Slow down the car and stop if necessary.

Maintain your speed.

Flash your lights three times to warn the driver.

Put on your full headlights.

17 / 40

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

Weekly.

Annually.

Monthly.

Bi-monthly.

18 / 40

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

At all times.

During a driver's first years' learner permit.

Only for the first two months.

Till the learner's confidence improves.

19 / 40

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

It can cause the bulb to blow.

It can reduce and distort the beam.

It can increase the beam's brightness.

It can increase the bulb beam angle.

20 / 40

20. 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.

21 / 40

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

Check the gear lever is in neutral.

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

Make sure the hazard lights are switched on.

Open the door and get out as fast as possible.

22 / 40

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

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

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

Contact the emergency services.

Remove them from the vehicle to a safer area.

23 / 40

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

Making it more difficult to control.

Increasing brake effectiveness.

Improving overall stability if the load is evenly distributed.

Reducing the risk of over-steering.

24 / 40

24. What should you do when approaching a playground?

Maintain normal speed within speed limits.

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

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

Flash your hazard lights and sound your horn.

25 / 40

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

Between both lanes.

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

In the right-hand lane.

In the right-hand lane unless you are overtaking.

26 / 40

26. What does this sign mean?

Tram lane crossing ahead.

Unprotected level crossing ahead.

Taxi parking ahead.

Bus lane ahead.

27 / 40

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

Allow sufficient clearance in case the cyclist suddenly swerves.

Increase speed to pass cyclist more quickly.

Drive close to the cyclist and overtake quickly.

Sound the horn briefly as a warning.

28 / 40

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

By performing sudden sharp turns.

If the steering wheel is difficult to turn.

By visual examination when the vehicle is stationary.

By braking suddenly and checking if the car swerves.

29 / 40

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

Continue to drive as not to cause further obstruction.

Attempt to move the vehicle to an open space.

Stay clear and contact the emergency services.

Determine the type of hazardous material before summoning help.

30 / 40

30. What roads are provisionally licensed drivers permitted drive on?

All roads.

All roads except for motorways.

All roads except for dual-carriageways and motorways.

All roads except for in towns and built up area.

31 / 40

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

Open the door partially and wait before alighting quickly.

Open the door and alight as quickly as possible.

Check both your interior and side mirrors.

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

32 / 40

32. 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.

33 / 40

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

Just petrol and agricultural diesel

Petrol only.

Green diesel only.

A mixture of both.

34 / 40

34. What details must you give to the Garda?

Any details requested.

Date of birth and PPS number.

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

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

35 / 40

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

Passengers under 17 years of age only.

Adults only.

All passengers regardless of age.

Children under 12 only.

36 / 40

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

Decreased tyre thread wear.

Only increased fuel consumption in dry weather.

Reduced fuel consumption.

Increased fuel consumption.

37 / 40

37. What does this sign mean?

No parking.

No overtaking.

No cycling.

Road narrows ahead.

38 / 40

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

Only on motorways.

When the road narrows dangerously ahead.

Approaching a bend or dip in the road.

When you meet oncoming traffic.

39 / 40

39. A section of the road ahead which you are travelling is flooded. You should..?

Increase your speed and keep to the centre of the road.

Maintain your speed.

Reduce speed.

Increase your speed to get through it quicker.

40 / 40

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

Check all valuables are not visible.

Ensure the brakes are applied.

Check that a lower gear is selected.

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

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