questions
correct answers to pass
passing score
- What must you do at a stop sign with a painted stop line?
- Over-braking with a trailer can sometimes lead to
- What does this sign tell you?
- When is a pre-trip inspection required?
- What gauges should you check after starting your vehicle?
- Which valves make up the tractor protection system?
- When coupling a tractor to a semitrailer,
- What does this sign mean?
- In an air brake system, what is brake lag time?
- What does this sign mean?
- Before driving down a grade (hill), you should
- When inspecting the brake chambers, you should check for which of the following?
- The supply line is also called
- When brakes become overheated, they also become
- Which belts should you check during your pre-trip inspection?
- What is the purpose of the National Safety Code?
- What is a normal reaction time for a driver?
- Most manufacturers of commercial vehicles recommend draining the moisture and oil from an air brake system on a ________ basis.
- What is the Gross Vehicle Weight Rating (GVWR)?
- Which of these is not a part of a drum brake?
- What is the purpose of the slider on a trailer?
- What is the most common cause of air loss in a trailer?
- What is brake lag time?
- What does this sign mean?
- What should you specifically check for on the steering axle rim during a vehicle inspection?