Nova Scotia Commercial Drivers License Class 1 Practice Test 4

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

Nova Scotia Class 1 Practice Test 4

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

1 / 20

What does a trailers hand valve do?

Engages the spring brakes when the lever is pulled

Pumps up the trailers landing gear

Sends power to the left and right turn signals

Applies the trailers service brakes independently of the truck

2 / 20

When hooking up a tractor to a semi trailer

Adjustments should be made if the connection feels loose during a tug test

The trailer must not be in the docks

The wheel chocks must be removed

The 5th wheel should be in the locked position

3 / 20

What does this arrow sign mean?

Traffic in one direction only

Two-way traffic ahead

Through traffic only

Right turn only

4 / 20

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

The feel of the brake pedal

Looking at it

Listening for the sound of the ABS

Checking for lights in your mirror

5 / 20

What does this rectangle sign mean?

Only right turns allows

No right turns on a red light

No stopping if turning right

Do not turn right

6 / 20

Driving a commercial vehicle on the road is?

A privilege

A right

A freedom

Hard

7 / 20

What type of license do you need to driver a semi trailer?

Class M / Class 6

Class D / Class 3

Class Z

Class A / Class 1

8 / 20

What powers the air brakes air compressor system?

The rotation of the wheels

The battery

Overhead wires

The trucks engine

9 / 20

What is the maximum width a commercial vehicle can be?

4 metres

2 metres

2.6 metres

1.8 metres

10 / 20

This yellow sign with the swerving car means what?

Watch for volcanic ash

Pavement is slippery when wet

Snowfall up ahead

Falling rocks near wet pavement

11 / 20

What type of training do you need to operate air brakes?

Z-endorsement

Class M License

AB License

A college course

12 / 20

Spring brakes will begin to apply when the pressure starts to drop below?

242 kPs (35 psi)

413 kPa (60 psi)

551 kPa (80 psi)

380 kPa (55 psi)

13 / 20

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

Within 25 metres

Within 10 metres

Once on the road

At the stop light

14 / 20

A sign shaped like a yellow diamond with these two narrowing lines in the middle means what?

Narrow bridge ahead

One-way road coming up

Both lanes merge into one lane

The pavement narrows up ahead

15 / 20

What is the service brake used for?

Emergency braking

Drifting

None of these

Normal braking

16 / 20

What is a requirement on your daily log?

All of these

Odometer reading

Driver name

Date

17 / 20

Which of these significantly decreases the brake force produced at the wheel?

Overextension of the brake chamber pushrod

High pressure in the compressed air tanks

Damp road conditions

Cold air temperatures

18 / 20

How often must you inspect your commercial vehicle?

24 hours

12 hours

Every week

14 hours

19 / 20

Tired drivers are often compared to?

Good drivers

Busy drivers

Productive drivers

Impaired drivers

20 / 20

If you feel sleepy while driving you should?

Have an energy drink

Sing really loud

Pull over and rest

Keep driving

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The average score is 82%

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

More Nova Scotia Commercial Driving Practice Tests

Nova Scotia Class 1 Practice Tests

Nova Scotia Class 3 Practice Tests

Air Brakes Practice Tests

Nova Scotia Class 4 Practice Tests

Nova Scotia 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.