Cdl Combination Vehicles Exam Questions (49 Terms) With Verified Definitions Updated 2024

When coupling you should back... {Ans: slowly}TRUE OR FALSE: To drive, you need to raise the landing gear only until it just lifts off the pavement. {Ans: False}TRUE OR FALSE: Keeping cargo low is even more important in combination vehicles than in straight trucks. {Ans: True}Trucks with trailers have a dangerous... {Ans: crack the whip effect}TRUE OR FALSE: Trailers will have yellow ABS malfunction lamps on the right side of the trailers. {Ans: False}TRUE OR FALSE: Blue is used for the service line and red for the emergency. {Ans: True}Where are shut-off valves? {Ans: In the back of the trailer.}When you drive a tractor-trailer combination with ABS, you should... {Ans: Brake as you always have.}TRUE OR FALSE: When braking hard you should check your mirriors to make sure that your trailer is staying where it should? {Ans: True}TREU OR FALSE: More than half of truck driver deaths in crashes are the result of truck rollovers. {Ans: True}Why should you not use the trailer hand valve while driving? {Ans: The trailer hand valve should only be used to test the brakes. Do not use it in driving because of the