Practice question

What should a driver do if brakes fail on a downgrade?

  1. Look for an escape ramp or safe escape path and downshift if possible
  2. Turn off the headlights
  3. Speed up to reach the bottom quickly
  4. Use the horn only and continue in lane

Answer: A — Look for an escape ramp or safe escape path and downshift if possible

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Practice more: DC CDL General Knowledge Practice Questions - District of Columbia Commercial Driver License General Knowledge Test Exam →