Newfoundland Commercial Drivers License Class 1 Practice Test 3

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Newfoundland Class 1 Practice Test 3

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

1 / 21

What does this white sign mean?

Only buses and Uber or Lyft drivers in this lane

All buses must be followed by 2 cars in this lane

The white lane is for loading and unloading only

This lane is for public or passenger vehicles with more than two occupants

2 / 21

Which type of trailer can be towed before the service tanks are full?

A spring brake priority trailer

Both of these

A service brake priority trailer

None of these

3 / 21

Why are their two service tanks?

For efficiency

For fuel economy

For safety

Incase you need more stopping power

4 / 21

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

Jack-knifing

Turbulence

Slowing down

None of these

5 / 21

What does this yellow sign mean?

Hidden intersection ahead

Caution, railway tracks cross the road here

Streetcar lines up ahead

Watch out for power lines

6 / 21

Tired drivers are often compared to?

Productive drivers

Good drivers

Impaired drivers

Busy drivers

7 / 21

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

Hit your brakes aggressively to heat up the pads

Lower speed and pump the brakes

Stop the vehicle and wipe them down with your towel

Apply slight pressure to the brakes for a while

8 / 21

Which statement is true of spring brakes?

They are not as strong as service brakes

They are stronger than service brakes

They are as strong as service brakes

They can be used in lieu of service brakes

9 / 21

What does CVOR stand for?

Commercial Vehicle Operators Registration

Commercial Vehicle Odometer Reading

Commercial Vehicle Owners Registration

Carriage Vapour Oxygen Release

10 / 21

As a driver you are expected to practice _________?

On-time deliveries

Common sense

Safe driving practices

Proper hygiene

11 / 21

What does this X sign mean?

Do not enter

Railway crossing

No commercial traffic

Draw bridge

12 / 21

What is the maximum length for a straight truck?

9.5 metres (31 feet)

10 metres (33 feet)

11 metres (36 feet)

12.5 metres (41 feet)

13 / 21

What is the wheel base of a vehicle?

The surface of the road covered by the tires

The size of the tires on the rear axle

How much room is needed to turn safely

Distance between the front and rear axle

14 / 21

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

Leaky glad hand seals

Leaky supply tank

Defective governor

Leaky tractor protection valve

15 / 21

What does this sign mean?

Swerving up ahead is dangerous

Snakes ahead

Winding road ahead

Slippery road ahead

16 / 21

Which valves are the tractor protection system?

The trailer supply valve and the foot valve

The trailer supply valve and the relay emergency valve

The trailer supply valve and the hand valve

The trailer supply valve and the tractor protection valve

17 / 21

Trailer air brake systems must apply a spring brake when the pressure drops below?

514 kPa (74 psi)

414 kPa (60 psi)

242 kPa (35 psi)

690 kPa (100 psi)

18 / 21

If you feel sleepy while driving you should?

Have an energy drink

Keep driving

Sing really loud

Pull over and rest

19 / 21

How many classes of dangerous goods are there?

20 / 21

What are the four factors that affect commercial vehicle stopping distance?

Braking conditions, tire traction, truck weight, driving speed

How many people in the truck, truck weight, driver awareness, truck speed

Driving speed, weather conditions, tire pressure, reaction time

Reaction time, truck weight, distance to the vehicle ahead, distance of the vehicle behind you

21 / 21

What does a slider do on a trailer?

Shorten overall wheel base

Shorten the pin setting and adjust axle weights

Shorten the wheel base for easier backing up

Shorten the wheel base for easier cornering

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The average score is 80%

What are the next steps to getting your truck license? Learn how to earn your Class 1 drivers license in Newfoundland

More Newfoundland Commercial Driving Practice Tests

Newfoundland Class 1 Practice Tests

Newfoundland Class 3 Practice Tests

Newfoundland Class 4 Practice Tests

Air Brakes Practice Tests

Newfoundland 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.