Saskatchewan Commercial Drivers License Class 3 Practice Test 3

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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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Commercial Driver HQ

Saskatchewan Class 3 Practice Test 3

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

1 / 20

What emergency items are required in a commercial vehicle?

Gloves, first aid kit and fire extinguisher

Flags, first aid kit and flashlight

Flares, first aid kit fire extinguisher, and flashlight

Traffic cones, first aid kit and fire extinguisher

2 / 20

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

None of these

Brown from the sand and salt

Light grey with some white

Black and icy

3 / 20

How many previous days must a drivers log keep track of?

Seven

Thirty

Fourteen

Twenty one

4 / 20

Which of these is not part of an air brake system?

Rotors

Drum

Shoe

Lining

5 / 20

What does this sign mean?

Road is not wide enough for two cars

No carpooling in this lane

Two lane road is ending soon

No passing on this road

6 / 20

Before driving down a grade (hill), you should?

Pick up some speed

Check your mirror

Choose an appropriate gear

Honk your horn

7 / 20

What is Gross Vehicle Weight Rating?

Maximum size of the load the truck can carry

Maximum weight of the vehicle, driver, and load combined

The weight of the load

Determines which bridges the truck can cross

8 / 20

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

Fix only the minor defects

Repair the defects immediately

Note the defects in your log

Fix what you can yourself

9 / 20

What gauges should you check after starting your vehicle?

None of these

Fuel, Oil and Air Brake Gauges

Oil, Voltmeter and Air Brake Gauges

Oil, Voltmeter, Water Temperature and Fuel Gauge

10 / 20

When can you adjust your own air brakes?

If it is an emergency

When you are on the road

If you are certified or trained

Never

11 / 20

Which piece of information needs to appear on your drivers log?

Where you start and end your day

All of these

Log cycle

Driver name

12 / 20

What does this sign mean?

Narrow road up ahead

Danger of tipping at high speeds on this corner

Road grade might vary over the next 50km

Winding road up ahead

13 / 20

What does this yellow diamond sign mean?

Pavement ends

Narrow pavement up ahead

Sharp bend in the road

Narrow bridge up ahead

14 / 20

Correct belt tension for an air compressor can be determined by

A karate chop

A tight squeeze of the hand

Firm hand pressure

Finger pressure

15 / 20

What is this sign for?

Reminds drivers that speed limits in Canada are in metric

Directions to a TED talk

Means actual speeed limit in a 50km/h zone is 80km/h

Reminds drivers that the temperature in Canada is meausured in metric

16 / 20

What is the service brake used for?

None of these

Drifting

Normal braking

Emergency braking

17 / 20

Which of these significantly decreases the brake force produced at the wheel?

Damp road conditions

Cold air temperatures

Overextension of the brake chamber pushrod

High pressure in the compressed air tanks

18 / 20

What does this yellow sign mean?

Once you're on this road you can't leave your vehicle

Do not exit this lane

This ramp is not an exit from the freeway

No link to through road, you'll have to come back

19 / 20

When can your vehicle be inspected on a highway?

Anytime

Never

During the day

At weight stations

20 / 20

Most air brake systems will use automatic valves to?

Increase pressure at the front wheels

Increase pressure at the back wheels

Reduce pressure at the back wheels

Reduce pressure at the front wheels

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More Saskatchewan Commercial Driving Practice Tests

Saskatchewan Class 1 Practice Tests

Saskatchewan Class 3 Practice Tests

Air Brakes Practice Tests

Saskatchewan Class 4 Practice Tests

Saskatchewan 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.