Practice question

The emergency brake system uses:

  1. Only parts of the parking brake system.
  2. Only parts of the service brake system.
  3. Parts of both the parking and service brake systems.
  4. Only parts unique to the emergency brake system.

Answer: C — Parts of both the parking and service brake systems.

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: Georgia CDL Air Brakes Test 1 →