Newfoundland and Labrador Commercial Class 3 Driving Test Part 2

The Newfoundland and Labrador Commercial Class 3 Driving Test
Part 2

The Newfoundland and Labrador Class 3 Driving Test is a crucial step for individuals who want to obtain a Class 3 commercial driver’s license (CDL) in the province of The Newfoundland and Labrador, Canada. A Class 3 CDL allows you to operate various types of commercial vehicles, including tractor-trailers, semi-trucks, and other large vehicles. Passing this test requires a good understanding of safe driving practices, regulations, and specific skills related to commercial driving.

Created on April 20, 2023 By

canadiandrivingtest

Newfoundland and Labrador Commercial Driving Test Class 3 Parts 2

1 / 31

Total stopping distance is:

The difference between braking distance and reaction distance

The sum of perception distance, reaction distance, lag time distance and braking distance

The sum of the speed and the weight of the vehicle, divided by the amount of traction

The distance travelled from the moment the brakes are applied to the moment the vehicle stops

2 / 31

A vehicle inspection at a rest and check stop does not need to include which of the following:

The left and right turn signals work

The tires are properly inflated and are not hot

There are no air leaks

The load is secure

3 / 31

When coupling a truck-tractor to a semi-trailer:

The jaws of the fifth wheel should be in the locked position before coupling

Corrections should be made if you notice slack during the tug test

The fifth wheel should be higher than the semi-trailer before making the connection

It is essential that you have chocks at the front and rear of the semi-trailer wheel

4 / 31

When uncoupling a truck tractor from a semi-trailer, when should you lower the landing gear?

After disconnecting the electrical and air lines and unlocking the fifth wheel

Before disconnecting the electrical and air lines and unlocking the fifth wheel

Before chocking the semi-trailer wheel

After you move the tractor-truck ahead so that the fifth wheel just clears the semi-trailer

5 / 31

As a school bus driver, you should never:

Drive with open front doors

Refuel a bus with passengers aboard

All answers are correct

Break the four-second following rule

6 / 31

Under which of the following circumstances is a trip inspection report invalid?

If the inspection was completed by anyone other than the driver

If the report was completed more than 24 hours ago

If the inspection report is not attached to the trip inspection schedule

If the inspection report was not reviewed by a registered vehicle inspector

7 / 31

Which of the following is the correct procedure for stopping at an uncontrolled railway crossing with a Class 2 vehicle?

Stop at least 15 metres in advance of the track

If on a multi-lane highway, move to the far right lane in advance of the crossing

Leave the front door closed at all times

Activate the alternately flashing amber or red lights

8 / 31

What is normal driver reaction time?

2 seconds

1 second

¾ of a second

9 / 31

Which of the following is a driver with a Class 1 licence not able to operate?

Motorcycle

Farm vehicles

Ambulance

Bus

10 / 31

What is the correct order of steps for a pre-trip air brake inspection?

Service break response; supply circuit; air system leaks; park control valve; tractor protection system; chock wheels

Chock wheels; tractor protection system; air system leaks; park control valve; supply circuit; service break response

Chock wheels; tractor protection system; park control valve; supply circuit; air system leaks; service break response

Chock wheels; supply circuit; park control valve; tractor protection system; air system leaks; service break response

11 / 31

Which of the following factors would not generally have an influence on perception time?

The driver is feeling unwell

The driver has used drugs or alcohol

Poor road conditions

The driver is distracted

12 / 31

What is the most accurate definition of traction?

Traction is the resistance generated between a rough road surface and worn tires

Traction is the friction between the road surface and the area where the tire contacts that surface

Traction is the distance required for a vehicle to stop under ideal road conditions

Traction is the amount of contact made between the front tires and the road surface

13 / 31

Which of the following statements about braking force is false? Assume that the two vehicles are identical except for weight and speed.

A vehicle weighing 1500kg will require half the braking force of a vehicle weighing 3000kg

A vehicle travelling at 80kph will require four times the braking force of a vehicle travelling at 40kph

A vehicle weighing 4000kg and travelling at 50kph will require the same braking force as a vehicle weighing 2000kg and travelling at 100kph

A vehicle weighing 4000kg will require twice the braking force of a vehicle weighing 2000kg

14 / 31

What is the purpose of a trip inspection?

Ensure the driver has the training and knowledge needed to safely operate the vehicle on the highway

Ensure the early identification of a vehicle problem and defects before the vehicle is operated on the highway

Ensure the driver is aware of the major and minor defects he may have to deal while operating the vehicle on the highway

Ensure compliance with the provincial and federal legislation

15 / 31

Clearance lights are required for vehicles that are wider than:

2.05 metres

1.90 metres

2.60 metres

1.75 metres

16 / 31

What is lag time?

The amount of time it takes for the driver to notice the need to stop if he or she is not paying attention

The amount of time it takes for the air brake system to respond after the driver has applied pressure on the brake pedal

The sum of the perception time and the driver reaction time

The amount of time it takes between deciding to stop and actually applying pressure to the brake pedal

17 / 31

What is the most critical task in the coupling procedure?

To park the tractor-truck and semi-trailer in a straight line

To be extremely precise when coupling the pintle hitch attachments

To physically and visually check all connections

Unlocking the fifth wheel very slowly and carefully

18 / 31

What are the four factors affecting the distance a commercial vehicle needs to stop?

Traction; speed; perception time; reaction time

Speed; brake condition; reaction time; weight

Brake condition; traction; weight; speed

Speed; weather; perception time; tire pressure

19 / 31

Which of the following statements about braking force is true?

If the speed of a vehicle is doubled, the braking force must be quadrupled

If the weight and the speed of the vehicle are doubled, the braking force must be increased by six times

If the weight of the vehicle is doubled, the braking force must be quadrupled

If the speed of the vehicle is doubled, the braking force must be double

20 / 31

How should you test the service brakes of a truck tractor?

Drive forward at a reasonable speed and pump the brakes a few times

Check the brake lights and fluid level

Visual inspection

Drive forward slowly and stop

21 / 31

Under which of the following circumstances would a driver not be permitted to drive under federal Hours of Service regulations?

The driver has taken only 24 consecutive hours off in the preceding 14 days

The driver has taken a 36-hour reset and is switching from cycle 1 to cycle 2

The driver has already been on duty for 10 hours

A driver on cycle 2 has accumulated 120 hours of on-duty time in 12 days

22 / 31

When should a defect be reported to the carrier?

Immediately upon discovery of the defect

At the next convenient opportunity for the driver

At the end of the work shift

When submitting the trip inspection report

23 / 31

Which of the following statements is true about a B Train coupling mechanism?

An independent converter dolly is required

The fifth wheel assembly sits on the rear axle of the lead trailer

The B Train is a safer coupling mechanism than the A Train

The B Train is the optimal connection for carrying heavy loads

24 / 31

Under this Provinces Vehicle Inspection Program:

Truck-tractors with a registered gross vehicle weight of more than 4,500kg must be inspected every 12 months

All answers are correct

Municipal transit buses are exempt from inspection only if they carry fewer than 11 passengers

Buses must be inspected more frequently than trucks

25 / 31

What is the maximum permissible length for a straight truck?

12.5 metres

11.0 metres

10.5 metres

12.0 metres

26 / 31

Which of the following would not be permitted to operate an ambulance with passengers?

Holder of a Class 3 operator's licence

Holder of a Class 1 operator's licence

Holder of a Class 2 operator's licence

Holder of a Class 4 operator's licence

27 / 31

If doing a pre-trip air brake inspection, which of the below would be acceptable pressure levels for the air supply valve and park control valve to pop out at?

70 PSI for the air supply valve and 50 PSI for the park control valve

35 PSI for the air supply valve and 15 PSI for the park control valve

50 PSI for the air supply valve and 30 PSI for the park control valve

Any pressure, as long as it is roughly equal for both valves

28 / 31

If three identical vehicles travel at the same speeds, but one is on a level surface, one is going uphill, and one is going downhill, which will have the shortest stopping distance?

The vehicle travelling uphill

The vehicle travelling on the level surface

All three vehicles will have the same stopping distance

The vehicle travelling downhill

29 / 31

Which of the following statements about the holder of a Class 2 operator's licence is false?

He/she may only operate Class 1 and 6 vehicles for learning

He/she may operate any motor vehicle or combination of vehicles that the holder of a Class 3, 4 or 5 operator's licence may operate

He/she must provide a bus with a seating capacity of at least 20 passengers for the road test

An air brake 'Q' endorsement is required to operate air brake equipped vehicles

30 / 31

Which of the following is recommended practice for using the brakes when going through hills?

Pump the brakes to maintain the air pressure

Upshift at the base of hill

Downshift before going over the top of the hill

Use the trailer hand valve as much as needed on steep hills

31 / 31

Which of the following operator's licences is you permitted to apply for as a probationary driver?

Class 2

None of them

Class 3

Class 1

Your score is

The average score is 40%

Driver's Handbook

The Newfoundland and Labrador Class 3 Knowledge Handbook is your indispensable companion on the journey to becoming a safe and informed driver. It offers a wealth of information, making it easier for you to understand and adhere to road rules and safety guidelines. So, before you hit the road, grab your copy, study it diligently, and confidently embark on your driving adventure in Canada.

Watch our Videos

The Newfoundland and Labrador Class 3 Driving Knowledge Test videos are your key to conquering the written exam. With engaging visuals, expert explanations, and practice opportunities, these videos will help you prepare efficiently and with confidence. So, don’t stress about your upcoming test—watch our video guide and cruise smoothly towards success.

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The Newfoundland and Labrador Commercial Class 3 Driving Test Part 2