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

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

621 kPa (90 psi)

721 kPa (104 psi)

421 kPa (61 psi)

521 kPa (75 psi)

2 / 30

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

Vehicle owners

Certified technicians

Any of the above

Truck drivers

3 / 30

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

The diameter of its clamp

The size of the wheel

The length of the pushrod

Any of these

4 / 30

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

In first gear

In high gear

Off

Idling

5 / 30

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

Government authorities

Drivers

Police officers

Company directors

6 / 30

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

Cover marking

All of them

Tag

Square ports

7 / 30

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

25% applied

50% applied

Fully released

Fully applied

8 / 30

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

Any of these

The vehicle owner

Certified technicians

The vehicle driver

9 / 30

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

All urban area drivers

All truck drivers

All long distance drivers

All owner drivers

10 / 30

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

Air dryer

Air compressor

Brake pedal

One-way check valves

11 / 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

A means of applying the service brakes

A means of measuring the applied pushrod stroke

All of these things

12 / 30

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

Wide and precise

Narrow and precise

Narrow and approximate

Wide and approximate

13 / 30

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

A hexagonal port

A triangular port

A square port

A round port

14 / 30

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

Air compressor

Supply tank

Air dryer

Spring brake

15 / 30

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

Questioning your employer

Looking at the owner's manual

Any of these methods

Measurement

16 / 30

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

The final tank

The second tank

The third tank

The supply tank

17 / 30

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

Decrease

Increase

Any of these

Remain the same

18 / 30

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

Left open

Left closed

Repaired

Any of these

19 / 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

20 / 30

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

650 kPa (95 psi)

670 kPa (97 psi)

710 kPa (102 psi)

690 kPa (100 psi)

21 / 30

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

Any of these

In the ignition but not turned on

Away from the ignition

Turned on

22 / 30

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

Spring brake chambers

Air tanks

Compressor

Trailer couplers

23 / 30

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

Exceeds the adjustment limit

Any of these depending on circumstances

Matches the adjustment limit

Is below the adjustment limit

24 / 30

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

Can be made less often

Need never be made

Must be carried out with the same frequency

Must be carried out more frequently

25 / 30

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

A stopwatch

Protective headgear

Wheel chocks or blocks

A chart of brake adjustment limits

26 / 30

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

Once a month

Once a day

Once a week

Once every three days

27 / 30

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

A cover marking

A square port

Nothing

A tag

28 / 30

The most common brake chamber size is...?

29 / 30

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

Round

Square

Triangular

Hexagonal

30 / 30

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

Never speak to the examiner

Only speak to the examiner if spoken to

Only speak to the examiner if there is a problem

Inform the examiner of what you are testing at every step

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.