SK General Knowledge Test 6

Perfect for first-time and renewal commercial applicants, and those adding endorsements
Based on 2024 SK commercial driver's licence manual
Triple-checked for accuracy
Updated for December 2024

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Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.

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Driving commercially in Saskatchewan isn't just about the job; it's about participating in the lifeblood of this prairie province. Whether you're hauling grain during the harvest or supplying mining operations, you're integral. Our 50-question practice test provides you with an unparalleled study experience. You'll get new question sets and randomized answer options with each page refresh. Need hints? Want detailed explanations? How about real-time chat support through Driving Genie AI? We offer all that and more. Master the rules, ace the test, and hit the Saskatchewan roads with confidence.

What to expect on the official exam

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correct answers to pass

passing score

Helpful links

SK Motor Vehicle Department website

Official Saskatchewan commercial driver's manual (2024)

More resources

List of questions (classic view)

During a heavy trailer inspection, what components should be inspected?
During an engine belt inspection for a heavy trailer endorsement, which aspect is not evaluated?
When inspecting the engine belts for a Class 4 vehicle, which of the following is not typically examined?
When conducting a Class 4 vehicle inspection of windshield wipers and washer, which of the following does not need to be confirmed?
When inspecting windshield wipers and washer for a heavy trailer endorsement inspection, which aspect should not be checked?
Which sign would suggest that a lug nut could be loose on a wheel?
If a vehicle is wider than 2,060 mm and is being operated outside an urban municipality's limits, how many flares/reflectors does it need to have at a minimum?
When inspecting the vehicle's mirrors, make sure that they are
In a Class 3 vehicle tire inspection, what isn't usually inspected?
When you inspect a coupling device (fifth wheel, pintle hitch, draw bar or ball hitch), you should check for all of the following EXCEPT
While you're inspecting the switches within the cab of a Class 3 vehicle, is it necessary for the engine to be on?
Are Class 3 vehicles required to have mud guards?
When carrying out a Class 2 bus trip inspection, what fluid is not regularly checked?
When you perform a heavy trailer trip inspection, you should check for all of the following EXCEPT
During a Class 3 vehicle door inspection, you must check for all of the following EXCEPT...
While inspecting hoses for a Class 4 vehicle, what isn't typically checked?
When you inspect the landing gear and handle of a coupled heavy trailer, which of these do you NOT always check?
Where should you inspect for possible fluid leaks on a vehicle?
What should you look for when examining the rims of a Class 3 vehicle?
What is the approved colour of clearance light for vehicles that have a width of 2.06 or more on the front side?
When dealing with heavy trailers, at what intervals should the trailer breakaway switch be inspected?
Why is it recommended to stop and check your vehicle at regular intervals?
Which of these should be expected to have a larger amount of off-track?
When a tractor-trailer makes a left turn from a two-way street onto another two-way street,
What does the term 'off-track' refer to in driving?
Which of these statements is FALSE regarding the problem with heavy loads loaded on one side of a vehicle?
Which of the following inspections of drive belts is NOT necessary during a routine school bus inspection?
When a tractor-trailer backs up, if the tractor doesn't follow a track related to the track of the trailer,
What is the approved colour of a side marker light and reflector at the rear of a trailer?
What is the main objective of performing a trip inspection before starting your journey?
On a city street, what's the most advisable method to turn the vehicle around?
Where should a fire extinguisher be positioned on a school bus for easy accessibility?
Which of the following is not necessary when inspecting the hubs during a heavy trailer endorsement inspection?
What maneuver might be necessary on narrow streets to prevent the power unit from straying over the center line of the street you're entering or into the second (right) traffic lane?
Why should the front wheels be kept close to the center line when taking a curve to the right?
In what type of location is a 3-point turn most suitably performed?
What is the purpose of doing a post-trip inspection after finishing your journey?
Why should a driver keep the front wheels close to the right edge of the pavement when going around a curve to the left?
How many flares or reflectors are required to be onboard a school bus?
Where should any defect discovered during a post-trip inspection be documented?
When you perform an inspection of the exterior of a school bus, you do NOT have to check which of these?
What is an ideal location for placing a concentrated load within a vehicle?
Starting and completing all right turns should be performed from and into which lane respectively?
What problem could arise if a vehicle's load is poorly distributed, even if it's within the vehicle's maximum load capacity?
Who has the responsibility to ensure that a load does not fall onto a highway?
Why are periodic checks of the vehicle load necessary during a trip?
When turning right at intersections with vehicles which have a noticeable amount of off-track, what does an S-turn require you to adjust?
On average, approximately what percentage of a single-unit (straight) truck's cargo is carried on the rear tires?
For vehicles with a width of 2.06 metres or over, what should be the color of the clearance light at the rear?
During nighttime, what needs to be visible at the furthest point of the overhang?