Quebec Commercial Driver Test 03

Are you a heavy vehicle driver in Quebec and looking to obtain your commercial driver’s license? Before taking the official exam, preparing yourself with ample practice and knowledge about the rules is crucial. Luckily, Quebec offers a free Commercial Driver Practice Test that can be taken online anytime, anywhere. By taking this test, you can evaluate your abilities and get familiar with the exam format and questions.

1 / 30

Which of the following is not a step used if your vehicle begins to hydroplane?

Take your foot off the accelerator

Downshift to the lowest gear

Once you have regained control of your vehicle, resume normal speed

Avoid braking

2 / 30

On a highway, a one-way road, or any other public thoroughfare where there is no oncoming traffic, a third warning signal should be placed approximately...

60 m behind the vehicle and in line with the other warning signals

50 m behind the vehicle and opposite with the other warning signals

100 m behind the vehicle and in line with the other warning signals

120 m behind the vehicle and in line with the other warning signals

3 / 30

It is natural to want to stop your vehicle immediately when a flat occurs, but instead of slamming on the brakes, you should...

Maintain speed and concentrate on easing off the road as you gradually reduce your speed

Have a steady pressure on the brakes

Downshift to the lowest gear right away

Use the emergency brake

4 / 30

What's the best way to move up a steep hill?

Downshifting to achieve maximum efficiency

Put on your hazard lights

Shift to a higher gear

Get a lot of speed up before going up the hill

5 / 30

If your vehicle is equipped with air brakes, why should you avoid pumping the brakes when going downhill?

It causes brake fade

This will quickly reduce the air pressure in the reservoirs

All of these

It adds extreme heat to the brakes

6 / 30

If backing up to the right and using a helper, where should they stand?

Directly behind the vehicle

Visible on the right side

Directly in front of the vehicle

Visible on the left side

7 / 30

On a highway, a one-way road, or any other public thoroughfare where there is no oncoming traffic, a second warning signal should be placed approximately...

30 m behind the vehicle and in line with the first warning signal

Anywhere behind the first warning signal

55 m behind the vehicle and in line with the first warning signal

30 m behind the vehicle and opposite with the first warning signal

8 / 30

If you need to start your vehicle on an uphill grade, what can you do to keep your vehicle from coasting backwards?

Chock the wheels

Place it in park

Use your service brake

None of these

9 / 30

On a secondary road, a third warning signal is placed approximately...

30 m ahead of the vehicle and in line with the right side of the vehicle

30 m ahead of the vehicle and in line with the left side of the vehicle

15 m ahead of the vehicle and in line with the left side of the vehicle

50 m ahead of the vehicle and in line with the left side of the vehicle

10 / 30

In the event of a breakdown, in addition to hazard lights, you should...

Turn off all electrical accessories to save the battery

Use your parking lights

Use flares or red reflectors to show that your vehicle is stopped

All of these

11 / 30

What happens to your brakes when you apply your brakes repeatedly or over an extended period of time while driving down a long grade?

They may overheat and fade

They begin to squeal

None of these

They grab and stop you quickly and unexpectantly

12 / 30

When are use of flares prohibited?

During daylight hours

If your vehicle is carrying flammable, explosive or dangerous substances or materials

In rainy conditions

In windy conditions

13 / 30

Supplemental brakes are most fully effective when...

Applied at the point when the engine is turning at maximum RPM for a given gear

None of these

Going uphill

Applied at the point when the engine is turning at minimum RPM for a given gear

14 / 30

Which of the following are not recommendations to increase your vehicle's visibility while backing up?

When possible, plan to arrive on the same side as the loading dock

Use your hazard lights

Tap your horn

Do not turn on your headlights (high beams) as they could blind other drivers

15 / 30

Are you required to check your brakes before starting down a hill?

Yes

Depending on the brake system you have

Depends on the steepness of the hill

16 / 30

Before you begin backing up, what is it essential for you to do?

Take a moment to look at the layout of the surrounding area

Tap the horn four times

None of these

Radio to the docks

17 / 30

Why should you pay special attention to the percentage on the steep hill sign?

The higher the percentage, the steeper the grade

It lets you know if you should change your route

It lets you know which gear to use

All of these

18 / 30

What is hydroplaning?

None of these

When a thin layer of water then forms between the tire and the road surface, causing the tires to lose their grip on the road

When a tire goes through a deep puddle, causing the tires to lose their grip on the road

When a deep layer of water then forms between the tire and the road surface, causing the tires to lose their grip on the road

19 / 30

The estimated time lag between when the driver sees a danger and when the brakes begin to slow the vehicle is...

Half a second

Three seconds

One second

Two seconds

20 / 30

On a highway, a one-way road, or any other public thoroughfare where there is no oncoming traffic, first warning signal should be placed approximately...

15 m ahead of the stopped vehicle and in line with the left side of the vehicle

3 m behind the stopped vehicle and in line with the left side of the vehicle

6 m behind the stopped vehicle and in line with the right side of the vehicle

12 m behind the stopped vehicle and in line with the left side of the vehicle

21 / 30

If you double the vehicle weight, how much braking power do you need?

Quadruple

Triple

Double

The same

22 / 30

A flat tire on a dual-wheeled semi-trailer may have very little impact on your driving, but the extra weight on the other wheel may do what?

Make it come loose

Build heat in the brakes

Damage it

Cause brake fade

23 / 30

On a secondary road, a second warning signal is placed on the ground approximately...

15 m behind the vehicle and in line with the first warning signal

30 m behind the vehicle and in line with the first warning signal

Anywhere behind the first warning signal

30 m behind the vehicle and opposite with the first warning signal

24 / 30

You should back up by steering the rear of the vehicle toward the driver's side (to the left) if at all possible because...

None of these

This allows you to see a part of the area behind the vehicle

Company policy

It's easier to turn to the left

25 / 30

In certain situations, particularly when your vehicle is loaded, you can use your supplemental brakes to help you do what?

Maintain the desired speed without overusing your service brakes

Save tire wear

Shorten your stops

Stop using your service brakes

26 / 30

If you double your speed, your stopping distance is...

The same

Doubled

Tripled

Quadrupled

27 / 30

Should you signal other drivers to pass you?

Only if you see the way is clear

Yes

If the other driver seems unsure

28 / 30

On a secondary road, the first warning signal should be placed on the ground approximately...

3 m behind the stopped vehicle and in line with the right side of the vehicle

12 m behind the stopped vehicle and in line with the left side of the vehicle

3 m ahead of the stopped vehicle and in line with the left side of the vehicle

3 m behind the stopped vehicle and in line with the left side of the vehicle

29 / 30

Often the best way to determine whether you have a flat tire, other than noise or vibration, is to do what?

Watch for the warning lights

Pull over and check for yourself

All of these

Watch the gauges

30 / 30

Before driving down a steep grade, you should...

Shift into a gear that allows you to maintain control of your vehicle's speed

Drop your speed to 20 km below the speed limit

Be prepared to shift into an appropriate gear

Shift to neutral

Your score is

Quebec Commercial Driver Test 03

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