AZ WRITTEN TEST 02

In Ontario, it is required that you have an official MTO air brake test or endorsement on your license by passing AZ written test before you take to the road.
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Which of these statements applies to spring brakes?
They are less powerful than service brakes
They are more powerful than service brakes
They are equally as powerful as service brakes
Any of the statements depending on the manufacturer

Correct!

Wrong!

Which of these can cause the air pressure to drop and so activate the spring brakes?
Any of them
A ruptured supply line
A disconnected supply line
Closing the trailer supply valve

Correct!

Wrong!

If you notice that your brake system has caging bolts on it, what should you do?
Have it inspected immediately
Have it inspected at the end of your trip
Remove the bolts yourself
Proceed as normal

Correct!

Wrong!

A caging bolt is used by a technician to do what?
Disable the spring brake chamber
Increase power in the spring brake chamber
Decrease power in the spring brake chamber
Make the spring brakes smoother

Correct!

Wrong!

If a spring brake priority trailer loses air to the service brakes, the trailer can only be braked by...?
Closing the trailer supply valve
Opening the trailer supply valve
Applying the brake pedal
Pumping the brake pedal

Correct!

Wrong!

When the tractor protection valve is opened, it allows air to...?
The trailer service line
The trailer supply valve
The spring brakes
The towing vehicle service line

Correct!

Wrong!

A DD3 Safety Actuator has how many air line connections?
Three
Four
Two
Five

Correct!

Wrong!

The trailer supply valve is usually operated from the dashboard by a control with a knob of which color?
Red
Yellow
Green
Blue

Correct!

Wrong!

To release the spring brakes on a vehicle with a DD3 Safety Actuator, you must operate the control valve and then do what?
Press the brake pedal for 3 to 5 seconds
Press the brake pedal sharply and release
Pump the brake pedal
Tap the accelerator

Correct!

Wrong!

Service line couplings are usually color coded which color?
Blue
Red
Black
Yellow

Correct!

Wrong!

Trailer brake subsystems must apply the spring brakes automatically when the trailer supply line pressure drops below...?
414 kPa (60 psi)
514 kPa (74 psi)
314 kPa (45 psi)
214 kPa (31 psi)

Correct!

Wrong!

Trailer brake subsystems supply air...?
Either B or C depending on manufacturer
To the service brakes first
To the spring brakes first
To the service and spring brakes equally

Correct!

Wrong!

The tractor protection valve on towing vehicles is designed to do what?
Prevent air loss
Decrease air pressure
Operate trailer brakes
Automatically operate spring brakes

Correct!

Wrong!

The spring brake controls are normally what color?
Yellow
Blue
Red
Green

Correct!

Wrong!

The trailer supply valve will close automatically when air pressure drops below...?
138 – 311 kPa (20 and 45 psi)
85 – 147 kPa (12 and 21 psi)
271 – 432 kPa (39 and 62 psi)
411 – 567 kPa (59 and 82 psi)

Correct!

Wrong!

“S” cam brakes use which sort of system?
Drum brakes
Disc brakes
“V” brakes
None of these

Correct!

Wrong!

Which of these is not the type of foundation brake system?
“V” brakes
“S” Cam brakes
Disc brakes
Wedge brakes

Correct!

Wrong!

How many connections must be made to join a trailer's brake system to the brake system of the towing vehicle?
Two
One
Three
Four

Correct!

Wrong!

Which of these trailers can be towed without waiting for the service brake air tanks to fill?
A trailer with spring brake priority
A trailer with service brake priority
Neither of these
Both of these

Correct!

Wrong!

You should ascertain whether a trailer uses a spring brake or service brake priority system by...?
Consult your employer or a qualified person
Asking your employer
Making a visual inspection
Asking a qualified person

Correct!

Wrong!

Trailer hand valves can be used for...?
Normal braking
Emergency braking
Parking
Any of these

Correct!

Wrong!

When attaching a trailer, the supply line is usually color-coded what color?
Red
Blue
Yellow
Green

Correct!

Wrong!

If trailer lines are cross connected, which of these may happen with the trailer brakes?
Any/all of these
The spring brakes may not release
The towing vehicle may lose air
The service brakes will not function properly

Correct!

Wrong!

What is a 'gladhand'?
A coupling device
A special wrench
The spring in a brake
An emergency supply line

Correct!

Wrong!

Air brake systems on a trailer have which of these components?
Both of these
Air tanks
Automatic spring brakes
Neither of these

Correct!

Wrong!

Trailer service brakes can be operated by...?
Either of these
The brake pedal
A hand valve
Neither of these

Correct!

Wrong!

You have finished your delivery and unhitched from your trailer. What should you do with the trailer supply valve?
Pull it out
Push it in
Turn it to the left
Turn it to the right

Correct!

Wrong!

What do the foundation components consist of?
The brake assembly components
The axle and wheel components
The driver's control components
The engine components

Correct!

Wrong!

On which of these vehicles are you most likely to find a DD3 Safety Actuator?
A motorcoach
A large pickup
A long trailer
A stretch limousine

Correct!

Wrong!

In the majority of air brake systems, the parking and emergency brakes are applied by doing what to the control?
Pulling it out
Pushing it in
Twisting it to the left
Twisting it to the right

Correct!

Wrong!

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How to Pass Your AZ Written Test in Ontario

Passing a test is what every involved candidate aspires, and air brake test is not an exemption. When seeking a Commercial Driver License (CDL), you have to take the test undoubtedly with the aim of passing. Ontario is one of the driving test providers in Canada, offering various kinds of tests, including AZ written test.

So, have you applied for a test in Ontario? Then you must be concerned about how to pass the test. This detailed guide provides tips on passing it effortlessly.

Studying Guidelines

Certainly, you need to study before the test date, which means that you have to reserve a few hours a day. But your studying habits determine significantly the results you will obtain. Here are some tips that might enhance your study habits.

• Establish the test day to help you organize your study schedule. After that, you have to identify how many topics you are supposed to cover and then fit them in your plan. Knowing the test date prevents rushing during the last days or overburdening yourself way too early before the test.

• Categorize your study information in small bits to streamline memorizing. Instead of acquiring one study material and trying to comprehend a large portion in one sitting, you should break details according to chapters and read one at a time.

• Take breaks in between the studying sessions to break the monotony. Irrespective of how much time you have left and the quantity of information you have to cover, putting yourself into too much pressure will only hurt you. Therefore, ensure you get some rest by taking regular short breaks.

• If you have friends taking similar tests, then you should organize and study together as study buddies or groups. This way, you will ask each other questions concerning parts that seem incomprehensible to you.

• Avoid rushing for a test program as you may end up scuttling everything. Make sure you take the test after you feel comfortable with whatever knowledge you have acquired in your studies. Ontario AZ written tests are available for application any time, so there is a need to pressure yourself.

• You can also take air brake practice tests regularly to evaluate your understanding. Such practice tests will prepare you to face the written test by instigating confidence. Besides, you will identify areas that you are yet to comprehend and hence put an extra effort. Practice tests are available for free on various online platforms.

AZ Written TestPreparations during Test Date

Eventually, the date you have long anticipated for is here, and you are to face the test. Usually, it is advisable not to bombard yourself with a lot of information on this day. You might end up getting mixed up and forgetting everything instead. The best thing is skimming through the notes and a few questions you have encountered during your study, obviously, you expect to find questions with a similar format to those you have encountered before.

It is right to feel a little tense, but then you should try to remain composed until the end of the test. Remember that even if the test proves challenging, you should take it positively as an eye-opener.

Final Thoughts

AZ written test should be a means of improving your knowledge and skills on commercial driving. Therefore, you should take it seriously by doing all it takes to pass it. Read the instructions carefully and don’t rush to choose an answer.