Nova Scotia Commercial Drivers License Class 1 Practice Test 5

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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

Nova Scotia Class 1 Practice Test 5

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

1 / 20

When you license is suspended you _________.

May drive only for work

May drive during the day

Cannot drive

Must drive with a licensed driver

2 / 20

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

Skidding, brake noise, pedal movement, shudder

Pedal movement, skidding

Brake noise and smoke

Brake noise, pedal movement, and shudder

3 / 20

What is the most common cause of air loss in a trailer?

Leaky tractor protection valve

Defective governor

Leaky supply tank

Leaky glad hand seals

4 / 20

The supply line is also called?

The secondary line

The emergency line

The control line

The primary line

5 / 20

Which valves are the tractor protection system?

The trailer supply valve and the relay emergency valve

The trailer supply valve and the tractor protection valve

The trailer supply valve and the foot valve

The trailer supply valve and the hand valve

6 / 20

Correct belt tension for an air compressor can be determined by

Firm hand pressure

A karate chop

A tight squeeze of the hand

Finger pressure

7 / 20

How many classes of dangerous goods are there?

Five

Nine

Ten

Six

8 / 20

The maximum allowable height for a road vehicle is?

4.10 m

4.15 m

5.25 m

3.65 m

9 / 20

Which of these vehicle driver’s are exempt from the Hours of Service Regulations?

Mobile cranes

All of the above

Tow vehicles

RV’s or Motor Homes

10 / 20

What does this sign mean?

No parking if you are waiting to load

The white zone is for loading only

The red zone is for loading only

No parking here, this is a loading zone

11 / 20

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

Fix what you can yourself

Note the defects in your log

Fix only the minor defects

Repair the defects immediately

12 / 20

What colour are the lights on a school bus arm?

Blue

Red

Green

Yellow

13 / 20

What does this warning sign with a truck rolling down a hill mean?

Steep hill ahead. You may need to use a lower gear

Truck entrance up ahead

Trucks roll faster downhill

Truck runaway up ahead

14 / 20

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

When going downhill

In city traffic

At all times

When traveling at high speed

15 / 20

When backing up a to a trailer, align the 5th wheel slot with?

The kingpin on the trailer

The trailer

The lines painted on the pavement

None of the above

16 / 20

What does this square sign mean?

Do not stop between the signs

No entry in this intersection

No stop signs in this area

No standing

17 / 20

If you are driving through snow and you see blue flashing lights up ahead, what do you do?

Slow down as there is an accident up ahead

The blue lights are a snow plow, prepare to slow down behind it

Speed up to pass the slow moving lights

Pull over becuase it is the police

18 / 20

To make sure the air tanks are securely attached to the vehicle you should?

Pull on them

Tap on them

Drive at full speed

Inspect them

19 / 20

Which colour represent the trailer supply line?

Red

Yellow

White

Blue

20 / 20

What does this yellow warning sign mean?

Zoo ahead

Wildlife reserve ahead

Fast speeds ahead

Deer crossing in this area

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The average score is 81%

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.