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Manitoba Commercial General Knowledge Test 5 (2024)

  • Perfect for first-time and renewal commercial applicants, and those adding endorsements
  • Based on 2024 MB commercial driver's licence manual
  • Updated for June 2024
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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MB commercial driver's licence
5 out of 5,
1 votes

About this test

Dream of driving a commercial vehicle in Manitoba? This 50-question practice test is designed for 2024 and will help you master the Manitoba commercial driver's licence exam. It closely follows the official commercial driver's guide, offering instant feedback and explanations to better your understanding. A score of 80% or higher is required on the real exam, and this practice version will get you there. Great for new commercial licence applicants, existing licence holders, and those adding endorsements. Good luck and drive safely!

List of questions (classic view)

  1. What purpose do runaway lanes serve?
  2. When you park your vehicle on an incline, make sure the vehicle will stay put. Do NOT
  3. Which statement is false? Hydroplaning is still a risk at speeds under 50 km/h if...
  4. Which is a false statement? Concerning railway crossings, it is illegal to...
  5. How wide a gap should trucks maintain when driving in the same direction on an ice road?
  6. You're driving a tractor-trailer. If you apply the trailer brakes without applying the tractor brakes, what could happen?
  7. When inspecting a commercial vehicle with a GVWR of 4,500 kg or higher, make sure the tread depth on the front steering tires is at least
  8. How far away should you stop at a railway crossing?
  9. What should you do first if your vehicle’s rear starts to skid to the left?
  10. Can you explain what is meant by the term 'off track' during a turn?
  11. What is the main purpose of a pilot vehicle?
  12. What is the maximum allowed length of a tractor-trailer with its load included without a permit?
  13. If the trailer weighs less than _______, the coupling device can be attached to the frame on the towing vehicle.
  14. Which of the following statements is incorrect regarding overhead clearances that do not have posted signs?
  15. What is the maximum legal height of a vehicle on a highway without a permit?
  16. Do side-view mirrors and clearance lights that protrude from the side of the vehicle factor into its overall width?
  17. When you determine whether you require an oversize permit, load securement devices are allowed to extend
  18. When attaching a trailer to the tractor, how do you ensure they align correctly?
  19. Before hauling an oversized load, a driver must get
  20. Should a driver abide by all signage that restricts the weight or measurements of loads on any portion of the highway, even with a permit?
  21. If there are two lanes in the same direction and signs indicate that you can turn right from either lane, why is it beneficial to make the turn from the lane further to the left?
  22. What may happen if you make a left turn too soon?
  23. What's the maximum width to which vehicles carrying loose hay, straw, or fodder can be loaded?
  24. Overlength permits can be granted for which of these vehicles?
  25. Why should you keep the front wheels close to the centre line when making a right curve?
  26. On a four-lane divided highway, the pilot vehicle should follow the oversize vehicle or load at what distance?
  27. What is the permitted length of a single vehicle, excluding any load it might be carrying?
  28. When should you begin to signal your intentions to turn?
  29. What is the legal maximum width of a vehicle and its load?
  30. When does the law require the presence of escort vehicles at both the front and rear of the escorted vehicle?
  31. During a left curve, why is it recommended to keep the front wheels close to the right edge of the lane?
  32. If your vehicle lacks an audible automatic backing device, what should you do when coupling a trailer?
  33. When should you perform a button hook turn?
  34. If a coupling device other than the fifth wheel coupler is used, what must also be used to avoid separation if the coupling device fails?
  35. Why are weight limitations placed on certain highways?
  36. On both a two-lane and a four-lane highway, what is the specified distance at which a pilot vehicle should follow or precede an oversized vehicle or load?
  37. Which one of the following options is false for left turns?
  38. According to The Highway Traffic Act and its regulations, a pilot vehicle equipped appropriately should follow vehicles whose total length exceeds what distance?
  39. What is the legal maximum length of a combination, including a truck or car pulling a trailer?
  40. What can cause an axle or set of tires to be overloaded even if the total load is not exceeding the vehicle's total carrying capacity?
  41. When the driver sees signs for either a stationary or portable weigh station, what must be done?
  42. Why is placing a significantly heavy concentrated load against the cab of a truck inadvisable?
  43. What colour is the placard for transporting non-flammable gas?
  44. Which of the following situations does not require the person in charge of dangerous goods to report to a designated authority?
  45. How far away must the red flag at the end of a load be visible from?
  46. Why should a significantly heavy load not be situated at the very rear of the truck?
  47. If the rear overhang exceeds one metre, how large must the red flag be?
  48. What is the role of the consignor for a shipment?
  49. When considering how to load single-unit (straight) trucks, about what proportion of the payload should go on the rear tires?
  50. If a driver loses part of their load and it litters the road, who could be charged?