ONTARIO AIR BRAKE PRACTICE TEST 05

our practice tests allow you to get a feel for the actual exam format, so you can go into test day feeling calm and prepared. Don’t let the Ontario Air Brake test intimidate you – use our free practice tests to help you pass with flying colors.

Ontario Air Brake Test 05

1 / 30

If a drain valve on any tank is not functioning properly, it must be...?

Any of these

Repaired

Left open

Left closed

2 / 30

Automatic slack adjusters can only be repaired by...?

The vehicle owner

Any of these

Certified technicians

The vehicle driver

3 / 30

When measuring the pushrod stroke, this should be done with the brake pedal...?

50% applied

Fully applied

Fully released

25% applied

4 / 30

Readjustments to manual slack adjusters may only be carried out by...?

Certified technicians

Vehicle owners

Truck drivers

Any of the above

5 / 30

A long stroke brake chamber can be identified by the fact that it will have...?

A triangular port

A round port

A hexagonal port

A square port

6 / 30

Which of these is not part of the air supply subsystem circuit?

Air dryer

Air compressor

Supply tank

Spring brake

7 / 30

Which of these is not part of the trailer brake subsystem circuit?

Compressor

Air tanks

Spring brake chambers

Trailer couplers

8 / 30

A long stroke size 24 brake chamber will have which of these markings?

Cover marking

Tag

Square ports

All of them

9 / 30

Before measuring the applied pushrod stroke, you should ensure the air pressure does not exceed...?

690 kPa (100 psi)

650 kPa (95 psi)

710 kPa (102 psi)

670 kPa (97 psi)

10 / 30

When performing an inspection as part of the practical examination, you should...?

Never speak to the examiner

Inform the examiner of what you are testing at every step

Only speak to the examiner if there is a problem

Only speak to the examiner if spoken to

11 / 30

Which of these is not part of the air supply subsystem circuit?

Air compressor

Brake pedal

One-way check valves

Air dryer

12 / 30

If you are performing a brake adjustment inspection as part of the practical test, you must be equipped with...?

A means of marking the pushrod if this method will be used

All of these things

A means of applying the service brakes

A means of measuring the applied pushrod stroke

13 / 30

Brake chamber size can be determined by measuring...?

The length of the pushrod

The size of the wheel

The diameter of its clamp

Any of these

14 / 30

If your vehicle has automatic slack adjusters, inspection of brake adjustment...?

Can be made less often

Must be carried out with the same frequency

Need never be made

Must be carried out more frequently

15 / 30

The brake is out of adjustment when the pushrod stroke...?

Any of these depending on circumstances

Matches the adjustment limit

Exceeds the adjustment limit

Is below the adjustment limit

16 / 30

A standard stroke brake chamber will have what sort of port?

Triangular

Hexagonal

Square

Round

17 / 30

A size 36 brake chamber will be marked with...?

A tag

A square port

A cover marking

Nothing

18 / 30

To inspect the low air warning device, the ignition key should be...?

Turned on

Away from the ignition

Any of these

In the ignition but not turned on

19 / 30

The pushrod stroke should be inspected at least...?

Once every three days

Once a week

Once a month

Once a day

20 / 30

Which of these items is it optional to bring to the practical test for airbrake certification?

A chart of brake adjustment limits

A stopwatch

Protective headgear

Wheel chocks or blocks

21 / 30

Pushrod stroke measurements should be done with the engine...?

In first gear

Idling

Off

In high gear

22 / 30

Before measuring the applied pushrod stroke, you should ensure the air pressure is above...?

721 kPa (104 psi)

621 kPa (90 psi)

421 kPa (61 psi)

521 kPa (75 psi)

23 / 30

Which of these items do you not need to bring to your test if being tested for motor coaches?

Protective headgear

A stopwatch

Wheel chocks or blocks

A means of holding down the brake pedal

24 / 30

The only tank from which it is acceptable to observe a significant amount of moisture being discharged is...?

The supply tank

The final tank

The second tank

The third tank

25 / 30

Being able to demonstrate an applied pushrod stroke measurement method of inspection is compulsory for...?

All truck drivers

All long distance drivers

All urban area drivers

All owner drivers

26 / 30

The most common brake chamber size is...?

27 / 30

Proper inspection of air brakes must be undertaken regularly by...?

Government authorities

Police officers

Drivers

Company directors

28 / 30

You can discover the size of brake chamber on your vehicle by...?

Any of these methods

Measurement

Looking at the owner's manual

Questioning your employer

29 / 30

As your brakes wear, brake pushrod stroke will...?

Any of these

Decrease

Increase

Remain the same

30 / 30

Marks made in measuring pushrod strokes must be...?

Narrow and approximate

Wide and precise

Wide and approximate

Narrow and precise

Your score is

MTO Air Brake Test

Our free MTO air brake test questions and answers will prepare you to pass Ontario’s official Air Brakes knowledge test. To begin your career in trucking, you must obtain your Ontario Class A or Class D Truck Driver’s Licence. The appropriate CDL endorsements you will need are based on the type of trucking career you plan to pursue. To obtain these endorsements, you must complete a written knowledge test successfully. Making sure you are adequately prepared for your written knowledge test will prevent you from wasting time and money. Taking practice CDL tests is the best way to get ready.

Passing your air brake test doesn’t have to be a stressful experience. Follow this important tip, and you should pass the test without a problem.

Think Positively – It is essential to think positively on test days. You have studied well, take a few practice tests, gotten enough rest, and had a good breakfast. You know the information and are ready to prove it. All your preparation will give you the confidence to succeed on the test.

As stated above, practice tests greatly help prepare for your written air brake test. Please contact us for some helpful practice tests.