New Brunswick Commercial Drivers License Class 1 Practice Test 3

Commercial Driver HQ is a website focused on helping new commercial drivers in all provinces and territories in Canada.

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

New Brunswick Class 1 Practice Test 3

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

1 / 20

What does this speed sign mean?

The truck weight limit

The speed limit changes up ahead

The current speed limit

The limit of cars for the bridge

2 / 20

After an inspection you find major defects in some parts, what do you do?

Repair the defects immediately

Fix what you can yourself

Fix only the minor defects

Note the defects in your log

3 / 20

What does this sign mean?

This vehicle gets the right of way

Slow moving vehicle

Yield to oncoming traffic

Horse drawn carriage

4 / 20

What is an important part of connecting a trailer to a tractor?

Physically checking the connection

Precision when backing up to the trailer

Connecting the trailer in a straight line

Unlocking the 5th wheel before driving

5 / 20

After disconnecting from a trailer, a driver should?

Make sure the trailer brakes are applied

Block the wheels with wheel chocks

Lower the landing gear

Both A and B

6 / 20

What should a trailer hand valve be used for?

Stopping the trailer at stop lights

Lowering the trailers landing gear

Applying the spring brakes

To link a trailer that is not equipped with spring brakes

7 / 20

Which party is responsible for ensuring correct and compliant weight of a shipment?

Drivers and shippers

Drivers only

Drivers and operators

Drivers, operators, and shippers

8 / 20

What does a driver need to transport dangerous goods?

Dangerous goods

A log book

A letter

Training

9 / 20

What does this yellow diamond sign mean?

Winding road ahead

Slight bend in the road ahead

Sharp curve to the right

Right turn only

10 / 20

Over-braking with a trailer can sometimes lead to ______.

Slowing down

None of these

Jack-knifing

Turbulence

11 / 20

Manufactures recommend draining moisture and oil in an air system on a _______ basis.

Monthly

Daily

Quarterly

Weekly

12 / 20

Driving a commercial vehicle on the road is?

A right

Hard

A privilege

A freedom

13 / 20

Tired drivers are often compared to?

Impaired drivers

Good drivers

Busy drivers

Productive drivers

14 / 20

If brake chambers on opposite side of an axle are different sizes, this may cause?

Efficient stopping

Unbalanced braking

Unbalanced weight

More power than necessary

15 / 20

When curving left, what should you do to ensure the back wheels stay in your lane?

Keep your front wheels as close to the right side of your lane

Keep your wheels close to the centre line

Keep your front wheels inside the lane to the right of you

Take up both lanes to ensure safety for everyone on the road

16 / 20

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

In city traffic

At all times

When traveling at high speed

When going downhill

17 / 20

What do these signs mean if you see a construction worker holding them up?

Stop or slow down, your choice

Stop or slow down depending on which part of the sign is facing your vehicle

Crossing guard signs

Stop slowing down

18 / 20

When you are going twice the speed, your brakes will need to work ________ time harder to stop your vehicle.

Four

Five

Two

Three

19 / 20

When approaching a school bus, you must stop when?

The bus is operating its alternating red lights

Only when behind the bus

If it is at a crosswalk

If there is a stop sign

20 / 20

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

Lower speed and pump the brakes

Hit your brakes aggressively to heat up the pads

Stop the vehicle and wipe them down with your towel

Apply slight pressure to the brakes for a while

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The average score is 84%

Want to know more? Learn all about getting your Class 1 drivers license in New Brunswick

More New Brunswick Commercial Driving Practice Tests

New Brunswick Class 1 Practice Tests

New Brunswick Class 3 Practice Tests

New Brunswick Class 4 Practice Tests

Air Brakes Practice Tests

New Brunswick 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.