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?

Avoid braking

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

Take your foot off the accelerator

Downshift to the lowest gear

2 / 30

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

Place it in park

Use your service brake

None of these

Chock the wheels

3 / 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...

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

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

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

4 / 30

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

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

Use your hazard lights

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

Tap your horn

5 / 30

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

Downshifting to achieve maximum efficiency

Get a lot of speed up before going up the hill

Put on your hazard lights

Shift to a higher gear

6 / 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 grab and stop you quickly and unexpectantly

None of these

They begin to squeal

7 / 30

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

Triple

The same

Double

Quadruple

8 / 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...

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

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

60 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

9 / 30

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

Use the emergency brake

Have a steady pressure on the brakes

Downshift to the lowest gear right away

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

10 / 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

11 / 30

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

Three seconds

Two seconds

One second

Half a second

12 / 30

Supplemental brakes are most fully effective when...

Going uphill

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

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

None of these

13 / 30

When are use of flares prohibited?

In rainy conditions

During daylight hours

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

In windy conditions

14 / 30

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

Doubled

Quadrupled

Tripled

The same

15 / 30

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

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

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

50 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

16 / 30

What is hydroplaning?

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

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

17 / 30

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

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 right side of the vehicle

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

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

18 / 30

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

It adds extreme heat to the brakes

This will quickly reduce the air pressure in the reservoirs

All of these

It causes brake fade

19 / 30

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

Directly in front of the vehicle

Visible on the left side

Visible on the right side

Directly behind the vehicle

20 / 30

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

All of these

It lets you know which gear to use

It lets you know if you should change your route

The higher the percentage, the steeper the grade

21 / 30

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

Stop using your service brakes

Shorten your stops

Maintain the desired speed without overusing your service brakes

Save tire wear

22 / 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

All of these

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

23 / 30

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

All of these

Watch the gauges

Watch for the warning lights

Pull over and check for yourself

24 / 30

Should you signal other drivers to pass you?

Yes

Only if you see the way is clear

If the other driver seems unsure

25 / 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...

Anywhere behind the first warning signal

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

55 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

26 / 30

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

None of these

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

Radio to the docks

Tap the horn four times

27 / 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?

Cause brake fade

Build heat in the brakes

Make it come loose

Damage it

28 / 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

It's easier to turn to the left

Company policy

29 / 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 opposite with the first warning signal

Anywhere behind the first warning signal

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

30 / 30

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

Depends on the steepness of the hill

Depending on the brake system you have

Yes

Your score is

Quebec Commercial Driver Test 03

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