Newfoundland Commercial Drivers License Class 4 Practice Test 5

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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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Newfoundland Class 4 Practice Test 5

A 20 question practice test to help prepare you for the Class 4 knowledge test in Newfoundland

1 / 20

The most important thing when transporting a passenger is?

The passengers safety

Keeping your schedule

Maximizing profits

High fuel efficiency

2 / 20

What does this sign mean?

The speed limit changes to 50km/h ahead

Police up ahead

The speed limit is 50km/h

Highway 50 is ahead

3 / 20

What are runaway lanes?

Special lanes to help stop a vehicle safely if its brakes fail

Lanes for picking up hitchhikers

Lanes for trucks and buses only

Special lanes with no speed limit

4 / 20

How often should you look at your mirrors?

Only when their are vehicles behind you

Only when backing up

About every 10-12 seconds

About every 5 to 8 seconds

5 / 20

What does this sign mean?

Stop sign ahead. Slow down

Dead end street ahead

Yield right-of-way

Slow moving vehicle ahead

6 / 20

If your vehicle is having a hard time keeping up with traffic while climbing a grade, what should you do?

Keep to the right side of the road

Turn on your four-way flashers

Keep right and use your four-way flashers

Find a different route

7 / 20

When driving with your high beams on, you see a car in the oncoming lane. When do you turn your high beams off?

When the car is 200 metres away

When it is safe to do so

When the other car turns their high beams off

When the car is 150 metres away

8 / 20

What vehicle types are required to carry road flares or pylons in case the vehicle is disabled on the side of the road?

Any vehicle with more than 10 passengers

Vehicles wider than 2.3 meters

All of these

Vehicles carrying a load that is wider than 2.3 meters

9 / 20

According to the Motor Vehicle Act Regulations, if a commercial vehicle falls under the National Safety Code, how often must it be inspected?

Before and after use each day

Before they are used each day

Once a week

At the end of each day

10 / 20

What does this yellow sign mean?

No speeding for trucks

Trucking gear store

Steep grade ahead, gear down before you get there

Trucks take the lower lane

11 / 20

What does this square sign with a red circle mean?

Do not enter this road

Railway crossing ahead

Turn your ignition off

Come to a complete stop

12 / 20

What does this sign mean?

Horse drawn carriage

This vehicle gets the right of way

Yield to oncoming traffic

Slow moving vehicle

13 / 20

What does this arrow sign mean?

Two-way traffic ahead

Traffic in one direction only

Right turn only

Through traffic only

14 / 20

What does this directional sign tell you?

This is the exit lane for the chain up area

Take this route if you want to use your chains

Truck parking and truck lock area

Exit for freight lock up area to lighten your load

15 / 20

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

16 / 20

Which of these is not a Class 4 vehicle?

A taxi

30 passenger school bus

16 passenger mini bus

An ambulance

17 / 20

What conditions should you use the 2 second rule in?

While driving behind a large commecial vehicle

While driving low speed streets in ideal weather conditions

While driving on a highway in ideal weather conditions

While highway driving in a snowstorm

18 / 20

What is a bus?

Any vehicle with a capacity of more than 10 people

A vehicle with a capacity of more than 10 passengers, either for hire or as public transportation

A public transportation vehicle

A vehicle operated for hire

19 / 20

What does this sign tell you about commercial vehicles?

Watch out for truck dragging logs behind them

Trailers with overhang might enter your lane when turning right

The lane is too narrow for trucks to turn

Trucks might have their left blinker on for no reason

20 / 20

Which types of vehicles must carry fire extinguishers?

School buses

All of these

Vehicles transporting dangerous goods

Passenger directed vehicles carrying more than 10 people

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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.