Ontario Class B (Bus) Commercial Licence Practice Test 6
- Perfect for first-time and renewal commercial applicants, and those adding endorsements
- Based on 2024 ON commercial driver's licence manual
- Triple-checked for accuracy
- Updated for October 2024
questions
correct answers to pass
passing score
- When performing a lane change, you should stay within _______ of the posted speed limit.
- When driving a manual transmission vehicle, why should you run the engine in the highest gear range?
- Which of the following would NOT be a defect of a passenger seatback or the passenger-protection padding?
- Which of the following is NOT a benefit of properly warming up a vehicle?
- While the bus is stationary, where should a bus driver continue to look?
- A controlled railway crossing may have
- A light-rail transit (LRT) train may take up to ________ to stop in an emergency.
- A Slow-Moving Vehicle sign should be placed on any vehicle that travels no faster than
- A tire that is overinflated or underinflated can
- A tractor-trailer travelling at high speeds creates air turbulence in which of the following areas?
- A vehicle that is twice the weight of a car and is travelling at twice the speed of that car requires how much braking power to stop in the same distance?
- A white diamond marking in your lane indicates that
- A white X pavement marking in your lane means that
- What is a danger zone?
- Which dashboard gauge can help you decide when to upshift?
- Airbags are
- An engine governor is
- An octagonal (eight-sided) red sign is
- An oncoming vehicle at night has not dimmed its high-beam headlights. What should you do?
- Any defect or deficiency that you find on your bus must be
- At a railroad crossing, flashing red lights and ringing bells mean that
- At a stop sign, you must
- At an intersection with no traffic lights or traffic signs, you should
- At an intersection, the traffic light is red, but a police officer motions you to go through. What should you do?
- At what speed should you back up your vehicle?
- At which of the following engine speeds should you drive your vehicle?
- Before you drive your vehicle, you should
- Before you drive, you should
- Before you enter a curve, what gear should you select?
- Before you may turn left at an intersection, you must yield to
- Besides regular brake maintenance, who is responsible for ensuring that the brakes of a vehicle are working properly before the vehicle is driven?
- Cars A and B have arrived at this intersection at about the same time. Car A wants to turn left and Car B wants to go straight. Who has the right-of-way?
- Compounding the air brakes can
- Different-sized tires can
- Double-clutching is
- During a pre-hill inspection of a vehicle equipped with air brakes, you should do which of the following?
- During freezing conditions, you should exercise extreme caution when driving through which of the following?
- During your brake tests, you find that the brakes are not operating safely. What should you do?
- During your pre-trip inspection, you discover a defect that does not affect the safe operation of the vehicle. What should you do?
- Every written trip inspection report must include which of the following?
- For large commercial vehicles, which of the following are advantages of air brakes as compared with hydraulic brakes?
- For optimal safety, your head restraint should be positioned so that its centre is level with
- Funeral processions have right-of-way over you…?
- How can you downgrade from a commercial licence to a non-commercial licence?
- How can you ensure smooth braking of a large commercial vehicle?
- How can you tell how much air pressure is in the service reservoirs?
- How do you ease your vehicle into a smooth stop?
- How often should you look at your mirrors?
- How should you drive through a large amount of water on the roadway?
- How should you handle driving around a curve?
- Idling for longer than five minutes can