Alberta Commercial Drivers License Class 4 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 4 Practice Test 3

A 20 question practice test to help prepare you for the Class 4 knowledge test in Alberta

1 / 20

What does this red sign mean?

Stop up ahead

Come to a complete stop

Stop only if other vehicles approaching

Rolling stop

2 / 20

Which of the following classes cannot operate an ambulance with passengers?

Class 3 operator

Class 2 operator

Class 4 operator

Class 1 operator

3 / 20

What does this sign tell you?

Share the road with cyclists

Share the road with other drivers

Share the road with pedestrians

All of these

4 / 20

What is this sign telling you?

Tunnel, turn on your headlights

Tunnel, lower your sunglasses

Tunnel, it's cool

Tunnel, turn on headlights and lower sunglasses

5 / 20

Making eye contact with cyclists around your vehicle is?

Is distracting for you

A good way to let them know you see them

Going to cause them to lose balance

Does not help at all

6 / 20

What does this sign mean?

All of these

Share the road with pedestrians

Share the road with cyclists

Share the road with other drivers

7 / 20

What is a commercial passenger vehicle?

A vehicle with 10 seats or less, used as public transportation or a vehicle for hire

A vehicle with 10 seats or more, used as public transportation or a vehicle for hire

A vehicle used to transport passengers for a fee

A vehicle used as public transportation

8 / 20

How often must the floor of a school bus be sanitized?

Every day

Every month

Twice a year

Once a week

9 / 20

What does this sign mean?

No parking here, this is a loading zone

No parking if you are waiting to load

The white zone is for loading only

The red zone is for loading only

10 / 20

What does this sign mean?

Snakes ahead

Slippery road ahead

Swerving up ahead is dangerous

Winding road ahead

11 / 20

What does this black and white sign mean?

Yield the lane to oncoming traffic

Two-way traffic ahead

The lane is only for two-way left turns

The lane is only for right turns

12 / 20

Where does a large vehicle have blind spots?

At the back of the vehicle

In front, behind, and on both sides

At the front of the vehicle

On the passenger side and at the back

13 / 20

When driving with your high beams on, you see a car in the oncoming lane. When do you turn your high beams off?

When the car is 200 metres away

When it is safe to do so

When the car is 150 metres away

When the other car turns their high beams off

14 / 20

When driving in bad weather, what should your following distance be?

2 seconds

4 seconds

6 seconds

8 seconds

15 / 20

What are your space margins?

The space between your vehicle and the vehicle behind you

Creatures from outer space

The distance between your vehicle and the curb

The distance between your vehicle and other road users

16 / 20

What does this yellow warning sign mean?

Fast speeds ahead

Zoo ahead

Deer crossing in this area

Wildlife reserve ahead

17 / 20

What makes the roads extra slippery at the start of a rainfall?

The water mixes with the oil on the pavement

The road becomes to clean for good traction

The colder rain mixes with the warm pavement

Colder weather causes ice to form

18 / 20

What is the 2 second rule?

A rule for a safe following distance

How long it should take your vehicle to reach full speed

A rule for how close to follow emergency vehicles

How long you can wait if you drop food while driving

19 / 20

What conditions should you use the 2 second rule in?

While highway driving in a snowstorm

While driving low speed streets in ideal weather conditions

While driving on a highway in ideal weather conditions

While driving behind a large commecial vehicle

20 / 20

If you encounter a breakdown while driving a school bus what should you do?

Park the bus away from the roadway and radio for help

Get all of the passengers off the bus as soon as possible

Place a warning cone in front and behind the bus

Turn on the flashing yellow lights

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The average score is 85%

So you nailed the test, what’s next? Our Class 4 license guides for Alberta drivers will help you find your next steps to completing your license.

More Alberta Commercial Driving Practice Tests

Alberta Class 4 Practice Tests

Alberta Road Signs Test

Alberta Class 1 Practice Tests

Alberta Class 3 Practice Tests

Air Brakes Practice Tests

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.