New Brunswick Commercial Drivers License Class 1 Practice Test 4

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Commercial Driver HQ

New Brunswick Class 1 Practice Test 4

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

1 / 20

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

The front wheels are blocked

The wheels can only turn a half revolution

The vehicle only moves slightly back and forth

The truck can move 1.5 meters

2 / 20

When towing a trailer, you will usually be able to tell if it is employing ABS by?

Looking at it

The feel of the brake pedal

Checking for lights in your mirror

Listening for the sound of the ABS

3 / 20

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

A fourteen or twenty-one day cycle

A seven or fourteen day cycle

A Seven or twenty one day cycle

A five or ten day cycle

4 / 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

5 / 20

When must a carrier check your driving record?

After they hire you and then every year

Before they hire you and then every two years

Before they hire you and then once every year

Before they hire you and after they fire you

6 / 20

What is the first step of the pre-trip?

Chock the wheels

Start the engine

Open the hood

Release the brakes

7 / 20

If you are not able to witness the loading of your trailer, what should you mark on the paperwork?

You need to witness the loading

Seal #, shippers name, date of loading

Loading not observed, said to contain, seal #

Have the shipper sign off on what was loaded

8 / 20

To apply for a Class D license you must be?

21 years old

16 years old

18 years old

Any age

9 / 20

What does this diamond shaped sign with a checkered border and a pointed arrow mean?

Keep to the right side of the road

Taxi lanes to the right

Road ends in the direction of the arrow

Sharp turn or bend in the road in the direction of the arrow

10 / 20

What might happen if the air lines are cross connected?

The spring brakes won't work

Any of these

The towing vehicle will lose air

The service brakes will not function correctly

11 / 20

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

Pedal movement, skidding

Brake noise and smoke

Skidding, brake noise, pedal movement, shudder

Brake noise, pedal movement, and shudder

12 / 20

Where is the brake lining fastened?

The wheel well

The rim of the tire

The brake shoe

The struts

13 / 20

How do you fix a leaky glad hand?

Lower pressure in the sytem

Swap the service and supply lines

Tape the seal with duct tape

Inspect the seal for dirt and grit and replace if necessary

14 / 20

Which is true about B-Train couplings?

B-Train couplings are illegal in Canada

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

B-train coupling is safer than coupling to a tractor

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

15 / 20

What is a vehicle's danger zone?

20 metres around an entire commercial vehicle when moving

The amount of distance required to stop the vehicle

30 metres behind a commercial vehicle

A commercial vehicles blind spots plus 5 metres

16 / 20

Once you've started driving, when should you check your brakes?

At the stop light

Within 25 metres

Once on the road

Within 10 metres

17 / 20

What is the "cut-out" level?

The safest pressure level you can turn off the truck at

The maximum speed the air brakes can stop at

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

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

18 / 20

What does this yellow warning sign mean?

Indicates a roundabout is up ahead

Do a burnout here to impress the cops

Recycling center up ahead

Speed up area ahead

19 / 20

In your daily log, you must record what?

The dates

All of these

Which cycle you are on

Your name

20 / 20

What does this sign mean?

Road is not wide enough for two cars

No passing on this road

Two lane road is ending soon

No carpooling in this lane

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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.