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CDL Class A License Questions and Answers Already Passed $9.99   Add to cart

Exam (elaborations)

CDL Class A License Questions and Answers Already Passed

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  • Course
  • CDL Class A License
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  • CDL Class A License

CDL Class A License Questions and Answers Already Passed What is the first step in performing a pre-trip inspection? The first step in a pre-trip inspection is to check the vehicle's overall condition, including looking for any visible leaks or damage. Why is it important to know the ve...

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  • September 15, 2024
  • 28
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • CDL Class A License
  • CDL Class A License
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CDL Class A License Questions and
Answers Already Passed

What is the first step in performing a pre-trip inspection?


✔✔ The first step in a pre-trip inspection is to check the vehicle's overall condition, including

looking for any visible leaks or damage.




Why is it important to know the vehicle’s height when driving a commercial vehicle?


✔✔ Knowing the vehicle's height helps avoid collisions with low bridges or overpasses that the

vehicle may not clear.




How often should you check your mirrors while driving a commercial vehicle?


✔✔ Mirrors should be checked frequently, approximately every 5-8 seconds, to stay aware of

your surroundings and blind spots.




What should you do if you begin to hydroplane while driving?


✔✔ If you begin to hydroplane, you should ease off the accelerator and steer straight until you

regain control of the vehicle.




1

,What is the purpose of the air brake lag time?


✔✔ Air brake lag time refers to the slight delay between pressing the brake pedal and the brakes

being applied, which can affect stopping distance.




What is the proper way to signal a lane change in a commercial vehicle?


✔✔ The proper way to signal a lane change is to activate your turn signal well in advance, check

mirrors, and ensure there is enough space before changing lanes.




How can you prevent a cargo shift during transit?


✔✔ To prevent a cargo shift, secure the load properly using straps or chains, and ensure that it is

evenly distributed.




What should you do if your brakes fail while going downhill?


✔✔ If your brakes fail while going downhill, use the engine braking system, downshift, and find

a safe area to pull off the road.




Why is it important to use proper shifting techniques in a commercial vehicle?


✔✔ Proper shifting techniques prevent engine strain, improve fuel efficiency, and ensure smooth

acceleration and deceleration.

2

, What is the purpose of a commercial vehicle’s tandem axle?


✔✔ The tandem axle increases load capacity and improves stability by distributing the weight

more evenly across multiple axles.




What is a common sign of brake fade in a commercial vehicle?


✔✔ A common sign of brake fade is the need to press the brake pedal harder than usual to slow

down or stop the vehicle.




What should you do when approaching a railroad crossing in a commercial vehicle?


✔✔ Slow down, check both directions for trains, and proceed only when it is safe and clear to

cross.




How can you check if your vehicle’s brakes are working properly during a trip?


✔✔ Test the brakes by applying light pressure while driving at a low speed to ensure they

engage properly without pulling to one side.




Why is it important to balance a load correctly in a commercial vehicle?

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