Nova Scotia Commercial Drivers License Class 3 Practice Test 2

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 3 Practice Test 2

A 20 question practice test to help prepare you for the Class 3 knowledge test in Nova Scotia

1 / 20

What does this sign tell you about commercial vehicles?

The lane is too narrow for trucks to turn

Trailers with overhang might enter your lane when turning right

Trucks might have their left blinker on for no reason

Watch out for truck dragging logs behind them

2 / 20

Which belt should you check during your pre-trip inspection?

Water pump belt

Power steering belt

Alternator belt

All of these

3 / 20

When approaching a school bus, you must stop when?

If it is at a crosswalk

The bus is operating its alternating red lights

Only when behind the bus

If there is a stop sign

4 / 20

Who can install and repair wheels and tires?

A qualified professional

A monkey

Anyone

A doctor

5 / 20

When a school bus is stopped, how far back must you keep your vehicle?

25 metres away

15 metres away

20 metres away

5 metres away

6 / 20

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

Pull on them

Drive at full speed

Tap on them

Inspect them

7 / 20

What does this orange sign mean?

Pavement ends ahead

Military checkpoint

Road is made of loose gravel

Road work begins ahead

8 / 20

If you drive past a weight station, how many days can your license be suspended for?

90 days

7 days

20 days

30 days

9 / 20

You test a tractor protection valve by removing the service line and?

Engaging the brake pedal

Driving 150 metres

Switching the gears

Starting the truck

10 / 20

What does this yellow sign mean?

School zone

Pedestrian pathway only, vehicles prohibited

Watch for pedestrians

Pedestrians not permitted

11 / 20

What does this diamond shaped sign with a checkered border and a pointed arrow mean?

Road ends in the direction of the arrow

Taxi lanes to the right

Keep to the right side of the road

Sharp turn or bend in the road in the direction of the arrow

12 / 20

Where is the brake lining fastened?

The rim of the tire

The wheel well

The brake shoe

The struts

13 / 20

How much space should you give a cyclist when you pass them?

Don't pass a cyclist

3 metres

2 metres

1 metre

14 / 20

What colour will the road generally look in the winter time?

Light grey with some white

Brown from the sand and salt

None of these

Black and icy

15 / 20

Which of these are indicators that you may have difficulty with the clearance under your vehicle?

Flooding

Road condition

All of the below

Ice

16 / 20

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

At all times

When traveling at high speed

In city traffic

When going downhill

17 / 20

How long should it take for the air pressure to rise from 587kPa to 690 kPa after the pressure had fallen below 552 kPa?

1 min

2 mins

5 mins

4 mins

18 / 20

Spring brake controls are usually what color?

Red

Blue

Orange

Yellow

19 / 20

What is the correct use of an ABS system during a braking emergency?

Press the pedal 3 times until the ABS is activated

Press the pedal firmly and hold until the vehicle stops

Pump the brake pedal until the vehicle stops.

Pump the brake pedal until slowed then hold the pedal

20 / 20

What does this cool sign mean?

Rideshare pick ups not allowed

Crane signals require to pass ahead

Surfing area up ahead

No hitch-hiking allowed on this road

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The average score is 82%

Ready to finish earning your license? Walk through your final steps with our guide to obtaining your Class 3 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.