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

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

Brake pedal

One-way check valves

Air compressor

Air dryer

2 / 30

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

All truck drivers

All owner drivers

All urban area drivers

All long distance drivers

3 / 30

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

A square port

A round port

A triangular port

A hexagonal port

4 / 30

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

In high gear

Off

In first gear

Idling

5 / 30

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

Square

Round

Hexagonal

Triangular

6 / 30

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

The final tank

The third tank

The second tank

The supply tank

7 / 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

Must be carried out more frequently

Need never be made

8 / 30

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

Drivers

Company directors

Government authorities

Police officers

9 / 30

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

Spring brake chambers

Compressor

Air tanks

Trailer couplers

10 / 30

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

Certified technicians

Any of the above

Vehicle owners

Truck drivers

11 / 30

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

Repaired

Left open

Left closed

Any of these

12 / 30

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

25% applied

Fully applied

Fully released

50% applied

13 / 30

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

Cover marking

Tag

All of them

Square ports

14 / 30

The most common brake chamber size is...?

15 / 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

16 / 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

17 / 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

18 / 30

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

Once a week

Once every three days

Once a month

Once a day

19 / 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)

20 / 30

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

Matches the adjustment limit

Any of these depending on circumstances

Is below the adjustment limit

Exceeds the adjustment limit

21 / 30

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

A means of applying the service brakes

All of these things

A means of measuring the applied pushrod stroke

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

22 / 30

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

Decrease

Any of these

Remain the same

Increase

23 / 30

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

421 kPa (61 psi)

621 kPa (90 psi)

521 kPa (75 psi)

721 kPa (104 psi)

24 / 30

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

Air dryer

Air compressor

Supply tank

Spring brake

25 / 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

26 / 30

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

A means of holding down the brake pedal

Protective headgear

Wheel chocks or blocks

A stopwatch

27 / 30

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

Any of these

The vehicle driver

Certified technicians

The vehicle owner

28 / 30

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

Narrow and precise

Wide and approximate

Narrow and approximate

Wide and precise

29 / 30

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

Any of these methods

Looking at the owner's manual

Questioning your employer

Measurement

30 / 30

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

A cover marking

A square port

A tag

Nothing

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.