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Practice test 6 of 10

West Virginia CDL — Air Brakes Practice Test 6

The West Virginia CDL — Air Brakes knowledge test has ~25 questions; you need ~20 correct (80%) to pass.

This practice test follows that format: 25 questions, pass with 20 correct. Answer every page, then grade it to see the answers and explanations.

Questions 1–10 of 25

  1. 1.Section 5 describes several forms the parking brake control can take, depending on the vehicle's age. Which of these is NOT one of them?
  2. 2.Section 5 opens by saying who needs to read it. Which of these drivers is NOT on its list?
  3. 3.You end a shift in freezing weather with brakes that are still very wet, in a truck whose air tanks have manual drains. Which pair of actions fits Section 5?
  4. 4.A driver tugs on each slack adjuster during the walk-around with the parking brakes still set and reports that none of them moved. What is wrong with that check?
  5. 5.A driver logs four results from the Step 7 final air brake check on a straight truck with a dual air system and minimum-size tanks. Which entry shows a problem?
  6. 6.The s-cam drum brake is the most common foundation brake. Which two types does the manual describe as less common?
  7. 7.West Virginia's chart lists CDL endorsements by letter, each with a fee, and restrictions by letter. Under which heading are air brakes handled, and with which letters?
  8. 8.Your air tank gauge reads 48 psi. According to the manual, what should the low air pressure warning be doing at that point?
  9. 9.Springs do two different jobs in Section 5's description of air brakes. Which pair is it?
  10. 10.Which pairing of a foundation brake type and the part that forces its friction surfaces together matches the manual?

0 of 25 answered