MB General Knowledge Test 4

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

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Do you want to drive a truck in Manitoba? To be a commercial driver in this province, you need a licence that is specific to the type of truck you want to drive. As a truck driver, you are a critical part of the transportation industry. The power and size of large trucks are awe-inspiring. Even while you’re driving safely, the smallest mistake can cause serious damage. Before you can get your commercial driver’s licence, you must pass both a written and practical test. The written test (also known as the Manitoba commercial driver’s licence knowledge exam) has several multiple-choice questions. You must get at least an 80% to pass the knowledge examination. This 50-question practice test will help you to prepare for the Manitoba (MB) General Knowledge written test required to get your commercial driver’s licence. As you answer the questions on this test, we recommend checking each question’s explanation to gain further insight into the rule behind it. All questions on this test are based on the 2024 MB commercial driver’s guide. Good luck and drive safely!

What to expect on the official exam

questions

correct answers to pass

passing score

Helpful links

MB Motor Vehicle Department website

Official Manitoba commercial driver's manual (2024)

More resources

List of questions (classic view)

If you are caught in whiteout conditions and visibility is reduced to near zero, what should you do?
What is the colour of the school bus arm signal?
When you approach a flashing red light at an intersection, you should
You are behind a vehicle that is stopped at a crosswalk. What should you do?
You can avoid getting into a road-rage situation by driving in
A driver attempts to foresee potential collisions and is prepared to avoid them. This driving practice is known as
In the wintertime, asphalt tends to look
On a slippery road, your tires
When driving in Ontario at night, you must use low-beam headlights whenever you are within ________ of an oncoming vehicle.
As you approach an intersection, you notice a pedestrian with a white cane. What should you do?
Every commercial vehicle on the road after dark must have
In Ontario, which driver's licence must you obtain to drive a full-size tractor-trailer?
If you are convicted of ________, four demerit points will be added to your driver's record.
Using a backup alarm device while you're backing up
If a bus driver is convicted of ________, five demerit points will be added to his or her driver's record.
If you are convicted of ________, six demerit points will be added to your driver's record.
If you have accumulated ____ demerit points, the Ministry of Transportation will send you a warning letter.
If you change your address, you must notify Manitoba Public Insurance within
If you hold a commercial driver's licence, you must submit an annual medical report if you are at least
For commercial drivers, the legal limit of blood alcohol concentration while they drive is
Which of the following actions are illegal?
When can you drive with a suspended licence?
If yours is the first vehicle approaching an intersection with a red light or stop sign, where must you stop?
A Criminal Code driving offence will stay on your driver's record for at least ____ years.
Which of the following are criminal offences under the Criminal Code of Canada?
In Ontario, applicants for a Class _______ licence must complete a Ministry-approved training course.
A commercial driver who is going to transport dangerous goods must receive _________ from his or her current employer.
If you refuse to provide a breath, blood, or urine sample when asked to do so by the police, your licence will be immediately suspended for
A special type of crosswalk is called
If you hold a full Class1 driver's licence, you can tow trailers whose total gross weight is
In Canada, there are ____ recognized classes of dangerous goods.
In Canada, driving a motor vehicle on public roads is
What is the colour of the school bus arm signal?
If you're required to use an ignition interlock device but you're found to be driving without one, your vehicle will be impounded for at least
If you are convicted of refusing to proceed to an inspection station when asked to do so by a police officer or appointed Ministry of Transportation officer, your licence will be suspended for up to
To drive a school bus with more than 24 passengers, you must hold a _______ licence.
Once your vehicle has gotten underway, check your brakes within
What does a No Standing sign mean?
If the weigh station is open, you should
What is the frequency at which you need to honk your horn while backing up?
Where are collisions most likely to happen?
When backing your vehicle with the assistance of a guide, where should your guide be positioned?
Which of these is most likely to cause a wheel lug to come loose?
Which of the following techniques will not help prevent hydroplaning?
When inspecting the tires of a commercial vehicle with a GVWR of 4500 kg or higher, check the rear tires for a tread depth of not less than
To correct a skid that is a result of overbraking, what should you do?
On average, how much does a truck tire weigh?
What type of intersection does not have traffic lights or signs?
When driving through water on the roadway, why should you lightly apply the brakes?
When you're taking a curve, what does centrifugal force do?
What can cause an increase in a vehicle's momentum?
What defines a 'stale' green light?
Are you obligated to stop your vehicle right before the sidewalk area when moving from a parking lot, alley, private road, or side road onto a street?
You are NOT allowed to cross a railway crossing whose warning lights are flashing, if
When inspecting a vehicle with a GVWR of 4,499 kg or less, the tire tread depth must not be less than
How frequently should lug nuts be retorqued?
When is travel permitted on all winter ice roads?
Which statement is false? Before backing up a vehicle when it is impossible to have a guide, the driver must...
What generally happens if the wheels start to spin from accelerating on wet roads?
What is the speed limit on winter roads with no posted speed limit signs for vehicles with a maximum GVWR of seven tonnes or greater?