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FREE 2024 Maryland (MD) Combinación Simulador de examen 1

2024 MD Información de Combinación

El respaldo combinado le permite conducir un vehículo motorizado comercial (CMV) con un remolque adjunto. La aprobación combinada se requiere para un CDL de Clase A y permite que solo se conecte un remolque a la unidad de potencia. Si está buscando tirar de más de un remolque, también tendrá que tomar el respaldo de dobles - triples.

El examen combinado consta de 20 preguntas de opción múltiple que cubren las habilidades adicionales necesarias para operar un vehículo combinado, que generalmente son más pesadas, más largas y requieren habilidades adicionales. Deberá obtener un puntaje de al menos el 80% (16 de 20) para aprobar el examen combinado.

Tenemos 100 preguntas que es probable que encuentre en el examen de aprobación combinado. Estas preguntas siguen las pautas del manual para conductores de Maryland 2024, lo ayudarán a agregar el respaldo combinado a su CDL y le brindarán comentarios inmediatos con explicaciones para ayudarlo a retener la información. Comience hoy y póngase en el asiento del conductor.

Image of Maryland's Driver's License

Based on the 2024 MD CDL Driver's Manual

MD Combinación Fact Sheet
Questions on Test:
20
Correct answers needed to pass:
16
Passing Score:
80%
Age to apply:
18
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¿Cuando debe usar la valvula de mano para aparcar un vehiculo combinado?
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  1. When should you use the hand valve to park a combination vehicle?
  2. Which answer is correct for the air valves when testing the trailer service brakes only?
  3. You are coupling a semi-trailer to your tractor but have not yet backed under. The trailer is at the right height when:
  4. How should you test the tractor trailer connection for security?
  5. Which answer is correct for the air valves when testing the trailer spring / parking brakes only?
  6. Your emergency air line breaks or gets pulled apart while you are driving. The loss of pressure will cause the:
  7. You supply air to the trailer tanks by:
  8. There are two things that a driver can do to prevent a roll over. They are: (1) keep the cargo as close to the ground as possible; and (2):
  9. You are coupling a semi-trailer to your tractor but have not yet backed under. The trailer is at the right height when:
  10. The fifth wheel locking lever is not locked after the jaws close around the kingpin; this means:
  11. When backing your tractor under a trailer, you should expect:
  12. Before you start to uncouple, you must
  13. During uncoupling, you should disconnect the electrical cable and
  14. As part of your vehicle inspection test, if your vehicle is equipped with air brakes and has a trailer, you will inspect the air connections between the truck or tractor and the trailer. Make sure that the ________ are locked in place and free of damage or air leaks.
  15. If your vehicle gets stuck on a railroad track, you should
  16. If your test of the tractor protection valve is successful,
  17. You should not use the trailer hand brake to straighten out a jackknifing trailer, because
  18. You should not use the trailer hand valve while driving because
  19. A trailer is most likely to jackknife when it is
  20. When backing a tractor under a trailer, you should
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