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

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

In the ignition but not turned on

Any of these

Turned on

Away from the ignition

2 / 30

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

Supply tank

Air dryer

Spring brake

Air compressor

3 / 30

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

Protective headgear

Wheel chocks or blocks

A chart of brake adjustment limits

A stopwatch

4 / 30

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

Must be carried out with the same frequency

Can be made less often

Must be carried out more frequently

Need never be made

5 / 30

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

Increase

Remain the same

Any of these

Decrease

6 / 30

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

Round

Hexagonal

Square

Triangular

7 / 30

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

Once a month

Once a week

Once a day

Once every three days

8 / 30

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

Police officers

Government authorities

Company directors

Drivers

9 / 30

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

A cover marking

A tag

Nothing

A square port

10 / 30

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

The diameter of its clamp

The size of the wheel

Any of these

The length of the pushrod

11 / 30

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

The third tank

The second tank

The supply tank

The final tank

12 / 30

The most common brake chamber size is...?

13 / 30

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

50% applied

Fully applied

25% applied

Fully released

14 / 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

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

All of these things

A means of measuring the applied pushrod stroke

15 / 30

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

721 kPa (104 psi)

621 kPa (90 psi)

521 kPa (75 psi)

421 kPa (61 psi)

16 / 30

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

In high gear

Off

Idling

In first gear

17 / 30

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

Compressor

Air tanks

Trailer couplers

Spring brake chambers

18 / 30

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

Looking at the owner's manual

Questioning your employer

Any of these methods

Measurement

19 / 30

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

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

Never speak to the examiner

20 / 30

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

Certified technicians

The vehicle owner

Any of these

The vehicle driver

21 / 30

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

A stopwatch

Protective headgear

A means of holding down the brake pedal

Wheel chocks or blocks

22 / 30

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

Air dryer

Air compressor

One-way check valves

Brake pedal

23 / 30

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

Square ports

Tag

All of them

Cover marking

24 / 30

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

All owner drivers

All long distance drivers

All urban area drivers

All truck drivers

25 / 30

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

670 kPa (97 psi)

690 kPa (100 psi)

650 kPa (95 psi)

710 kPa (102 psi)

26 / 30

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

A triangular port

A hexagonal port

A round port

A square port

27 / 30

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

Truck drivers

Any of the above

Vehicle owners

Certified technicians

28 / 30

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

Any of these depending on circumstances

Exceeds the adjustment limit

Matches the adjustment limit

Is below the adjustment limit

29 / 30

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

Wide and precise

Narrow and precise

Wide and approximate

Narrow and approximate

30 / 30

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

Any of these

Repaired

Left open

Left closed

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.