A Commercial Driver’s License (CDL) is required in the United States to operate any type of vehicle with a gross vehicle weight rating (GVWR) of 26,001 lb (11,793 kg) or over including (but not limited to) tow trucks, tractor trailers and buses, is designed to transport 16 or more people including the operator, or is placarded to carry hazardous materials.
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1. Turn signals should be used:
a. At least 100ft. Before turning or changing lanes
b. At least 200ft. Before turning or changing lanes
c. At least 300ft. Before turning or changing lanes
d. At least 500ft. Before turning or changing lanes
2. Blocking your cargo to keep it from sliding must be done:
a. Side of cargo
b. Back of cargo
c. Front of cargo
d. All of the above
3. During a pre-trip inspection you discover an exhaust leak or power steering leak, you should:
a. Report the problem and make arrangements for another bus to use.
b. Go home because shouldn’t drive the vehicle this way.
c. Note the problem and continue your route.
d. None of the above.
4. How do you correct a rear wheel acceleration skid?
a. Apply the brake.
b. Apply more power to the wheels.
c. Stop accelerating.
d. Downshift.
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5. Every time you park your vehicle and shut the engine off you should:
a. Leave it in gear (if it has a manual transmission).
b. Apply the parking brake.
c. Turn the steering wheel as far to the left as you can.
d. Do all the above.
6. Which of these statements about backing a heavy vehicle is true?
a. Backing is always dangerous.
b. You should back and turn toward the driver’s side whenever possible.
c. You should use a helper and communicate with hand signals.
d. All of the above are true.
7. If you are being tailgated, you should:
a. Signal the tailgater when it is safe to pass.
b. Speed up.
c. Flash your brake lights.
d. Increase the space in front of you.
8. Which of these pieces of emergency equipment should be carried at all times in your vehicle?
a. Fire extinguishers.
b. Warning devices for parked vehicles.
c. Spare electrical fuses (if the vehicle uses them).
d. All of the above.
9. You are driving a new truck with a manual transmission. What gear will you probably have to use to take a long downhill grade?
a. A lower gear that you would use to climb the hill.
b. The same gear you would use to climb the hill.
c. A higher gear that you would use to climb the hill.
d. None: newer trucks can coast down hills.
10. An en-route inspection should include checking:
a. Cargo doors and / or cargo securement.
b. Tire temperature.
c. Brake temperature.
d. All of the above.
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11. You should avoid driving through deep puddles or flowing water. But if you must, which of these steps can help keep your brakes working?
a. Applying hard pressure on both the brake pedal and accelerator after coming out of the water.
b. Gently pressing the brake pedal while driving through the water.
c. Turning on your brake heaters.
d. Driving through quickly.
12. What should you do when your vehicle hydroplanes?
a. Release the accelerator.
b. Start stab braking.
c. Counter steer hard.
d. Accelerate slightly.
13. Which one of these is not part of the check of the engine compartment done for a pre trip inspection?
a. Worn wiring insulation.
b. Engine oil level.
c. Condition of belts and hoses.
d. Valve clearance.
14. The amount of liquid to load into a tank depends on:
a. The weight of the liquid.
b. The legal weight limits.
c. The amount of liquid will expand in transit.
d. All of the above
15. You should use your mirrors to check:
a. Traffic gaps before you merge.
b. The condition of the tires and cargo.
c. Where the rear of your vehicle is while you make turns.
d. All of the above.
16. A vehicle is loaded with very little weight on the drive axle. What may result?
a. Damage to drive axle tires.
b. A need to disconnect the steering axle brakes.
c. Better handling.
d. Poor traction
17. You have left the road in an emergency condition, it is impossible for you to come to a stop prior to returning to the road, which of the following is the best action to take?
a. Stop and turn your vehicle around before entering the road.
b. Make sure the road is clear, and continue to return to the road.
c. Reduce your speed to 20 mph or less before returning to the road.
d. All the above are true.
18. Which of these statements about managing space is true?
a. Smaller vehicles require more space to stop than larger ones.
b. When the road is slippery, you should keep much more space in front of your vehicle.
c. Many accidents are caused by drivers keeping too much space in front of their vehicles.
d. All of the above.
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