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 does not exceed...?

710 kPa (102 psi)

670 kPa (97 psi)

650 kPa (95 psi)

690 kPa (100 psi)

2 / 30

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

Air compressor

Air dryer

Spring brake

Supply tank

3 / 30

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

A chart of brake adjustment limits

Wheel chocks or blocks

Protective headgear

A stopwatch

4 / 30

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

Off

Idling

In high gear

In first gear

5 / 30

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

Square ports

All of them

Cover marking

Tag

6 / 30

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

A round port

A hexagonal port

A square port

A triangular port

7 / 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

8 / 30

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

Only speak to the examiner if spoken to

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

9 / 30

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

Once every three days

Once a day

Once a week

Once a month

10 / 30

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

Police officers

Drivers

Company directors

Government authorities

11 / 30

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

The third tank

The supply tank

The second tank

The final tank

12 / 30

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

Increase

Decrease

Any of these

Remain the same

13 / 30

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

All truck drivers

All owner drivers

All long distance drivers

All urban area drivers

14 / 30

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

The vehicle driver

Any of these

Certified technicians

The vehicle owner

15 / 30

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

Any of these methods

Measurement

Questioning your employer

Looking at the owner's manual

16 / 30

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

Any of these

Left closed

Left open

Repaired

17 / 30

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

In the ignition but not turned on

Away from the ignition

Any of these

Turned on

18 / 30

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

50% applied

Fully released

25% applied

Fully applied

19 / 30

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

A square port

A cover marking

Nothing

A tag

20 / 30

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

Need never be made

Must be carried out with the same frequency

Can be made less often

Must be carried out more frequently

21 / 30

The most common brake chamber size is...?

22 / 30

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

Hexagonal

Round

Triangular

Square

23 / 30

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

Certified technicians

Truck drivers

Any of the above

Vehicle owners

24 / 30

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

621 kPa (90 psi)

521 kPa (75 psi)

721 kPa (104 psi)

421 kPa (61 psi)

25 / 30

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

Spring brake chambers

Compressor

Trailer couplers

Air tanks

26 / 30

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

Air dryer

Air compressor

Brake pedal

One-way check valves

27 / 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

28 / 30

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

Wide and approximate

Narrow and approximate

Wide and precise

Narrow and precise

29 / 30

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

The size of the wheel

The length of the pushrod

The diameter of its clamp

Any of these

30 / 30

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

Is below the adjustment limit

Any of these depending on circumstances

Matches the adjustment limit

Exceeds the adjustment limit

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.