Browse all practice questions for the ICBC Driving Commercial Vehicles Practice Exam. Search by topic, open any question and review its full explanation, then test yourself in the practice quiz.

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  • What must you be prepared to do when approaching a yield sign?
  • What should you do if a yield sign is present and you cannot clearly see traffic?
  • Which color is used for warning signs in traffic?
  • What are the smoking restrictions for drivers of public passenger vehicles?
  • When is a cargo securement system required to be re-inspected during travel?
  • During adverse weather conditions, how should you adjust your driving?
  • When leaving a parked position near poles or sign posts, what should you be cautious of?
  • Which of the following best describes engine retarders?
  • What type of vehicle requires the driver to have an air brake endorsed driver's license?
  • How does air turbulence around a larger vehicle affect other road users?
  • What is a recommended strategy for managing fatigue while driving a commercial vehicle?
  • What is the shape of a yield sign?
  • What shape is a stop sign?
  • What color lines separate traffic moving in opposite directions?
  • During inclement weather, what should a commercial driver do?
  • What is the maximum permissible on-duty time in Cycle 1?
  • Which condition allows passengers to stand while a vehicle is in motion?
  • Which line marking indicates that passing is allowed when safe?
  • Which vehicles are required to stop at all uncontrolled railroad crossings?
  • How often must the brakes on a school bus be tested?
  • How is loading a commercial vehicle done safely?
  • What is a key benefit of utilizing a pre-trip inspection checklist?
  • How many seconds should you maintain as a safe following distance when operating a taxi or ambulance?
  • What is a common reason for commercial vehicles to roll over?
  • What is the recommended approach to gear shifting for better fuel efficiency?
  • Which line configuration allows passing when the broken line is on your side?
  • When should a driver check their mirrors while driving a commercial vehicle?
  • Is it permitted to collect fares while the vehicle is in motion?
  • What factors contribute to a vehicle's stopping distance?
  • What action is required when approaching a flashing red light?
  • What precautions should be taken before making a turn?
  • What does a red traffic signal mean for commercial vehicle drivers?
  • What happens when you see a construction zone sign?
  • Should you signal before leaving a parking position?
  • What must be visible to other traffic to avoid accidents when letting off passengers?
  • According to regulations, what defines a defective tire?
  • What is the recommended action when towing with a commercial vehicle?
  • Can you start driving a school bus before all passengers are seated?
  • What affects fuel efficiency when planning a driving route?
  • What is the main function of ATC?
  • What does the convex mirror on a school bus help the driver observe?
  • What should you do if your commercial passenger vehicle breaks down and you cannot continue the trip?
  • Under what condition can a driver of a commercial passenger vehicle refuse to transport a passenger?
  • How many signs that read "School Bus" must be displayed on a school bus?
  • What is the maximum number of driving hours permitted in a single day for commercial drivers?
  • What is the purpose of progressive shifting in a vehicle?
  • When operating in Cycle 2, after completing how many hours must a driver take 24 consecutive hours off-duty?
  • What is the legal limit for a single axle weight for commercial vehicles in BC?
  • What should be done if you are involved in a minor accident while driving a commercial vehicle?
  • What should a driver do when approaching a roundabout?
  • Why should commercial vehicles primarily travel in the right lane?
  • What is brake fade commonly caused by?
  • What behavior of a passenger might lead to refusal of transport by the vehicle's driver?
  • Are you allowed to record time spent napping in a reclining seat of a commercial vehicle as sleeper berth time?
  • If your commercial vehicle starts to skid, what is the recommended action?
  • What is the purpose of a pre-trip vehicle inspection?
  • How can commercial drivers identify potential roadway hazards?
  • What can a professional driver do to facilitate safe passing?
  • What is the safe way to merge when entering a highway in a commercial vehicle?
  • In what condition does a vehicle's danger zone length increase?
  • What is the role of the Department of Transportation?
  • What should a driver do if they detect a defect in a school bus?
  • What should you do during a vehicle inspection if you find a safety issue?
  • What is the primary concern when operating a vehicle intended for public transport?
  • What distance should your vehicle be from other traffic while stopping to take on passengers?
  • In a sedan-type vehicle, how many additional passengers may sit in the front seat with the driver?
  • Is it necessary to have working lights that illuminate the passenger aisle of a bus?
  • What is a beneficial practice when accelerating in a commercial vehicle?
  • What determines the amount of off-tracking in a vehicle combination?
  • What does the term 'load capacity' refer to in commercial vehicle operation?
  • When should drivers perform a seatbelt check?
  • What is the purpose of a tachograph?
  • What is the maximum pushrod travel allowable before adjustments are needed?
  • What is the minimum height for letters on the "School Bus" signs?
  • What should be checked before beginning a long haul journey with a commercial vehicle?
  • What does a blue circle traffic sign indicate?
  • How can drivers check for air leakage during an air brake pre-trip inspection?
  • How are heavy vehicles affected by wind?
  • At what times of the day should inside lights in public passenger vehicles be illuminated?
  • How far should warning devices be placed from a disabled commercial vehicle?
  • Why is it dangerous for the rear wheels to cross the center line while making a left turn?
  • What kind of maintenance is essential for air brake systems?
  • What is the minimum tread depth for a front tire on larger vehicles according to regulations?
  • How many consecutive hours of off-duty time are required to be taken daily?
  • What kind of smoke restrictions apply when passengers are in a public vehicle?
  • What does ABS stand for?
  • Who is responsible for ensuring that the brakes of a vehicle are in working order before operation?
  • Is it necessary for drivers of large trucks to stop and check their brakes if a sign is posted?
  • What is the first step to take if your commercial vehicle becomes disabled?
  • What action should you take when crossing a railway with flashing lights?
  • What factor should be considered when determining the stopping distance of a commercial vehicle?
  • What is an advantage of performing a regular pre-trip vehicle inspection?
  • How should you react to a tire blowout while driving a large vehicle?
  • How should the letters on the "School Bus" signs be colored?
  • What do you need to do when you see a flashing yellow light?
  • How do you know when to downshift in a vehicle?
  • When is it appropriate to use a vehicle's horn?
  • What does a single yellow line signify regarding passing?
  • What conditions must be considered when operating an emergency vehicle?
  • What should you do before starting a long trip with a commercial vehicle?
  • What might happen if the turning arc of the front wheels is too small?
  • What can happen if you exceed your maximum on-duty hours and are stopped by an enforcement officer?
  • What type of fire extinguisher is required for vehicles transporting explosives?
  • Who is responsible for ensuring that safety equipment in a commercial vehicle is in working order?
  • If approaching a stopped vehicle, what should you do if a yield sign is present?
  • What is one key benefit of driving a commercial truck in a fuel-efficient manner?
  • What is the importance of conducting a pre-trip inspection of your vehicle?
  • When is the speed limit for a playground zone in effect?
  • If a school bus has a defect, what should you do before it is fixed?
  • What does the truck’s air pressure gauge indicate?
  • How often should you check your tire pressure on a commercial vehicle?
  • In commercial driving regulations, what must drivers focus on to ensure compliance?
  • In Cycle 2, what is the maximum allowable on-duty time before mandatory time off?
  • What primarily determines if a vehicle will move?
  • During which hours is the speed limit tab in effect under a school zone sign?
  • What is the primary risk of hydroplaning associated with underinflated tires?
  • What type of mirror is required on cab-over or forward-control type school buses?
  • What happens to stopping distance if a vehicle's speed doubles?
  • What action should a driver take if they encounter a hazard on the road?
  • What must commercial drivers do if they are taking medication?
  • Are passengers allowed to stand while the school bus is in motion?
  • If the weight of a vehicle is doubled, how much must the stopping power increase?
  • When negotiating a sharp turn, what is the most dangerous aspect regarding the trailer?
  • What is the consequence of not complying with driving hour regulations?
  • When negotiating a sharp turn that blocks more than one lane, what must a driver do?
  • When are passengers allowed to stand in a moving bus?
  • What do hours of service regulations provide drivers?
  • How can you improve fuel efficiency while driving a commercial vehicle?
  • What are the signs of fatigue that a driver should watch for?
  • What is the purpose of an emergency exit or window on a commercial passenger vehicle?
  • When stopping to pick up or drop off passengers, how much unoccupied width must be left beside a bus?
  • What effect do wet or icy road conditions have on the danger zone of your vehicle?
  • What does the term "on-duty time" include for a commercial driver?
  • When can an ambulance use flashing red lights?
  • Why is it important to comply with logging hours of service regulations?
  • How much distance should you maintain from the vehicle in front of you while driving a commercial truck?
  • Before entering a narrow bridge from a curved approach, what should the driver be aware of?
  • What should you do when approaching a stop sign?
  • What does a solid line next to a broken line signify if the broken line is on your side?
  • What is the purpose of the Commercial Vehicle Safety Alliance (CVSA)?
  • How should you handle a situation where a vehicle is blocking your path?
  • What is required of the nozzle when refueling a public passenger vehicle?
  • What maintenance check can help avoid breakdowns and improve fuel efficiency?
  • What should you check over your shoulder for before leaving the curb?
  • How often are you required to inspect your vehicle during a trip?
  • What is a key factor in managing braking performance?
  • Can a school bus be fuelled while its engine is running or with any passenger inside it?
  • What should a driver do if they witness unsafe behavior on the road?
  • What should a driver do when approaching a steady red light?
  • When should a driver use low-beam headlights?
  • How is heat dissipated when braking?
  • What is the typical brake lag time in a vehicle?
  • What color lines divide lanes of traffic moving in the same direction?
  • Which of the following is NOT allowed in a double yellow line area?
  • What does the acronym "G.V.W.R." stand for?
  • What type of cargo requires special handling and permits?
  • What is the legal speed limit for a commercial vehicle in most urban areas?
  • Which method is recommended for securing loads in a commercial vehicle?
  • How many consecutive hours of off-duty time are needed to reset the cycle in Cycle 1?
  • What should drivers check regularly to ensure safe vehicle operation?
  • What precaution must be taken when refueling public passenger vehicles?
  • When must drivers submit their logbooks to their carrier?
  • What are the dimensions for the legal width limit for a commercial vehicle in British Columbia?
  • What should you do if you encounter a school bus with flashing lights?
  • What is the purpose of hours of service regulations?
  • What is the maximum allowable Blood Alcohol Concentration (BAC) for commercial drivers in British Columbia?
  • What should be monitored regularly during a trip to ensure fuel efficiency?
  • What is the significance of weight distribution in commercial vehicles?
  • What does a white diamond symbol on the road signify?
  • What should you do when you approach a railroad crossing?
  • What improvement in fuel economy can be achieved through good driving techniques?
  • Which of the following is NOT a regulatory sign?
  • What type of emergency supplies should be carried in a commercial vehicle?
  • How can you signal to other drivers when changing lanes in a commercial vehicle?
  • When are both drivers of a vehicle required to sign a trip inspection report?
  • Which of the following is a mandatory feature on vehicles over 4,560 kg?
  • What type of footwear is recommended for commercial vehicle drivers?
  • Since when have hours of service regulations been in effect?
  • When are you NOT allowed to pass another vehicle?
  • What action should be taken every vehicle length while reversing?
  • What aerodynamic feature of new trucks can help improve fuel efficiency?
  • What is the purpose of a retarding device in a commercial vehicle?
  • What type of environments should prompt a driver to be particularly cautious about their danger zone?
  • What could indicate that a driver is preparing to exit a parked vehicle?
  • What are the baggage restrictions for loading on a bus?
  • What should you do if you experience a brake failure while driving a commercial vehicle?
  • What types of licenses are required to operate a commercial vehicle in British Columbia?
  • How should a driver manage aggressive driving behavior from other motorists?
  • What does the acronym "CMV" stand for?
  • What should a driver do if their brakes fail while driving?
  • Which class of driver's license is NOT allowed to operate a school bus?
  • What is a recommended practice when backing up a vehicle?
  • What is a consequence of driving with underinflated tires?
  • When are you required to complete a pre-hill inspection?
  • What does engine braking achieve when driving a heavy vehicle?
  • In a commercial vehicle, what is the primary reason for ensuring loads are properly distributed?
  • In an emergency, what should you do if your vehicle is on fire?
  • What indicates a defective air brake system related to compressor settings?
  • Why is it crucial to be aware of blind spots when driving a large vehicle?
  • What is the minimum safety equipment required in a commercial passenger vehicle with more than 12 occupants?
  • In what scenario can a driver use the shoulder of the road?
  • What is the minimum distance a taxi or bus must be visible to other traffic when picking up or dropping off passengers on a highway?
  • How long should a diesel engine idle when first started in cold temperatures?
  • Which component is primarily responsible for heat generation when stopping a vehicle?
  • What must be avoided to reduce the likelihood of a crash when reversing a vehicle?
  • For trailers equipped with air brakes, which classes of license are allowed to operate them if they weigh over 4,600 kg?
  • Which of the following is a common hazard to watch for while driving a commercial vehicle?
  • Why are drivers required to complete a trip inspection report?
  • When operating a vehicle with a trailer, what is a critical aspect to monitor?
  • How often must the floor of a school bus be washed with disinfectant?
  • How frequently must a driver take 24 consecutive hours off-duty, regardless of the cycle?
  • How often must commercial vehicles under the National Safety Code be inspected?
  • Which of the following is a baggage restriction for public buses?
  • What should you do if your load shifts while driving?
  • What is one of the hazards of stopping a tractor/trailer combination on a slippery road?
  • What must drivers with hydraulic brake systems inspect at a brake check stop?
  • What is the recommended following distance for a bus or truck?
  • What is the required consecutive off-duty time to reset the cycle in Cycle 2?
  • What safety devices are commonly required on commercial trucks?
  • What is the purpose of using your emergency flashers?
  • From which side must passengers enter or leave the school bus?
  • What is the first step to obtain an air brake endorsement?
  • When should you adjust your driving speed during inclement weather?
  • What is the consequence of not following the rules indicated by a double yellow line?
  • Why is idling the engine when stopped considered wasteful?
  • In what circumstance should a commercial driver not use a cell phone?
  • What are potential risks of running rear wheels over curbs during sharp right turns?
  • When approaching a flashing green arrow with a steady red light, what is permitted?
  • Which of the following is a clue that indicates a potential collision when passing parked vehicles?
  • What is the minimum duration for off-duty time besides the mandatory consecutive hours?
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