Alberta Commercial Drivers License Class 1 Practice Test 3

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Our FREE practice tests are designed to help you succeed when it comes time to write the real test.

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

Alberta Class 1 Practice Test 3

A 20 question practice test to help prepare you for the Class 1 knowledge test in Alberta

1 / 20

What is the "cut in" level?

The maximum speed the air brakes can stop at

The safest pressure level you can turn off the truck at

The pressure level that triggers the governor to cut off the air compressor

The pressure level that triggers the governor to turn on the air compressor

2 / 20

When you are testing your spring brakes, the test is considered a success when?

The wheels can only turn a half revolution

The front wheels are blocked

The vehicle only moves slightly back and forth

The truck can move 1.5 meters

3 / 20

When uncoupling from a trailer, at what point do you put the landing gear down?

After disconnecting the electrical and air lines

After unlocking the 5th wheel

Never this isn't a plane

Before unlocking the 5th wheel

4 / 20

When can your vehicle be inspected on a highway?

Anytime

During the day

Never

At weight stations

5 / 20

When is an engine retarder most efficient?

High RPMs and lower speeds

High RPMs and high speeds

Lower RPMs and lower speeds

Lower RPM and higher speeds

6 / 20

What does a driver need to transport dangerous goods?

Dangerous goods

A log book

A letter

Training

7 / 20

When can you adjust your own air brakes?

Never

If you are certified or trained

If it is an emergency

When you are on the road

8 / 20

This yellow diamond sign with a truck heading towards a road means?

Watch for merging trucks

Overpass up ahead

No trucks allowed on the road

Truck entrance on the right side of the road ahead

9 / 20

Which is true about B-Train couplings?

B-Train couplings are illegal in Canada

B-train coupling is safer than coupling to a tractor

The second trailer connects to the rear axle of the lead trailer

B-Trains do not require electrical or air line hook up

10 / 20

What kind of response should you expect from ABS braking systems?

Skidding, brake noise, pedal movement, shudder

Brake noise, pedal movement, and shudder

Brake noise and smoke

Pedal movement, skidding

11 / 20

What is an ABS system?

Prevents wheel lock

Increases braking power

Reduces stopping distance

Automatically brakes when needed

12 / 20

What is the correct use of an ABS system during a braking emergency?

Pump the brake pedal until slowed then hold the pedal

Pump the brake pedal until the vehicle stops.

Press the pedal firmly and hold until the vehicle stops

Press the pedal 3 times until the ABS is activated

13 / 20

This yellow warning sign means what?

Two-way traffic ends up ahead

Paved surface ends up ahead

Road ends ahead

Gravel road ends soon

14 / 20

How do you define Gross Weight?

Weight of your empty vehicle

Weight of the driver

Weight of the vehicle and the load

Weight of just the load

15 / 20

What does this square sign with a red circle mean?

Do not enter this road

Railway crossing ahead

Turn your ignition off

Come to a complete stop

16 / 20

The full capacity of the air brake system must be available when?

In city traffic

When traveling at high speed

At all times

When going downhill

17 / 20

What is not a factor in how well your air brake system works?

Weight of the driver

Brake adjustments

Driving speed

Weight of the vehicle

18 / 20

How many previous days must a drivers log keep track of?

Fourteen

Seven

Thirty

Twenty one

19 / 20

At vehicle inspection stations, axles are inspected for?

Condition

All of these

Brand

Spacing

20 / 20

What does this sign mean?

Intersection ahead on the right

Pull over for police

Road block up ahead, keep right

Keep to the right of the traffic island

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The average score is 78%

Aced the test? Learn how to finish earning your Class 1 license in Alberta

More Alberta Commercial Driving Practice Tests

Alberta Class 1 Practice Tests

Alberta Class 3 Practice Tests

Alberta Class 4 Practice Tests

Air Brakes Practice Tests

Alberta 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.