Quebec Commercial Drivers License Class 3 Practice Test 2

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Each license type has 5 tests to help you study and become familiar with the rules and regulations of commercial driving. The tests are not identical to the license test you will need to pass, but the questions are similar to what you will find on the real deal.

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Commercial Driver HQ

Quebec Class 3 Practice Test 2

A 20 question practice test to help prepare you for the Class 3 knowledge test in Quebec

1 / 20

To measure the time it takes to build up pressure in the air system, the engine should be idling between _______________.

200 to 500 RPM

600 to 900 RPM

800 to 1000 RPM

1000 to 2000 RPM

2 / 20

What is the purpose of the National Safety Code?

To set out minimum safety standards for commercial vehicles, drivers and carriers operating in Canada

Determines how many hours a commercial driver can safely drive

Determines rules for safe operation of many different tasks and vehicles in Canada

Determines minimum safety standards for car manufacturers

3 / 20

A circle check is?

A visual check for cosmetic damage

A daily check of your vehicles roadworthiness

Drawing circles to prove you are not tired

Testing your brakes while driving in a circle

4 / 20

Spring brake controls are usually what color?

Orange

Blue

Red

Yellow

5 / 20

How do you engage the emergency / parking brake on most air brake systems?

Press down the pedal

Pull out the control

Twist it to the left

Twist it to the right

6 / 20

Cut in pressure level must never fall below __________.

551 kPa (80 psi)

345 kPa (50 psi)

690 kPa (100 psi)

413 kPa (60 psi)

7 / 20

What does this sign mean?

The red zone is for loading only

No parking here, this is a loading zone

The white zone is for loading only

No parking if you are waiting to load

8 / 20

Drivers must operate in a cycle. What are the two cycles available to drivers?

A seven or fourteen day cycle

A five or ten day cycle

A fourteen or twenty-one day cycle

A Seven or twenty one day cycle

9 / 20

Which of these is not part of an air brake system?

Lining

Shoe

Drum

Rotors

10 / 20

What does this sign tell you about parking?

You can only park here at 2pm

Parking is permitted for 2 hours

Parking costs 2 dollars

The 2 parking spaces have a 2 hour limit

11 / 20

What does a driver need to transport dangerous goods?

Training

Dangerous goods

A log book

A letter

12 / 20

If your speed increases too much while going down a hill, what should you do?

Lightly press the brake pedal until the vehicle slows down to a safe speed

Increase your speed even more, switch to a higher gear and lightly apply the brakes

Shift to a higher gear immediately and apply firm pressure to the brake pedal until you slow down

Lightly apply the brakes to lower your speed about 10-15km/h under your safe speed and lower your main gear

13 / 20

What does this yellow diamond sign mean?

Narrow bridge ahead

Divided highway ends

Road construction ahead

Divided highway begins

14 / 20

What don’t a vehicle’s back wheels usually do?

Pivot

Spin

Rotate

Tricks

15 / 20

Why are their two service tanks?

For safety

Incase you need more stopping power

For fuel economy

For efficiency

16 / 20

Which belt should you check during your pre-trip inspection?

Power steering belt

Alternator belt

Water pump belt

All of these

17 / 20

What are the four factors that affect commercial vehicle stopping distance?

Reaction time, truck weight, distance to the vehicle ahead, distance of the vehicle behind you

Braking conditions, tire traction, truck weight, driving speed

Driving speed, weather conditions, tire pressure, reaction time

How many people in the truck, truck weight, driver awareness, truck speed

18 / 20

What does this red octagonal sign tell you?

To stop at the intersection before proceeding

Notes a rest area up ahead

To yield to oncoming drivers

Rolling stop permitted at this intersection

19 / 20

What does this sign tell you about the cities named?

Provides the distance to the cities along the highway

Provides the correct spelling before entering the city

Gives the elevation of each city

Lists the closest golf courses to the highway

20 / 20

What is the best way to dry out your brakes after driving through water?

Apply slight pressure to the brakes for a while

Lower speed and pump the brakes

Stop the vehicle and wipe them down with your towel

Hit your brakes aggressively to heat up the pads

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The average score is 79%

Ready to take the real knowledge test? Find out more about completing your Class 3 drivers license in Quebec

More Quebec Commercial Driving Practice Tests

Quebec Class 1 Practice Tests

Quebec Class 3 Practice Tests

Air Brakes Practice Tests

Quebec Class 4 Practice Tests

Quebec Road Signs Test

We do our best to keep the questions current and accurate. The testing centres may change the questions on the knowledge tests at any time. Always be prepared for surprises.

Many of the answers to the questions can be found in the driver hand books or learning materials your province provides.

DISCLAIMER:CDHQ is not affiliated with the provinces or any test centres. These practice tests should not be considered official tests and you are not granted a license for completing them. Our tests are simply a practice tool to help prepare yourself for the real test.