Practice question

What is most specific to combination inspection versus straight-truck inspection?

  1. Driver seat adjustment
  2. Cab heater fan
  3. Windshield washer fluid
  4. Fifth wheel, kingpin, air/electric lines, landing gear, and coupling security

Answer: D — Fifth wheel, kingpin, air/electric lines, landing gear, and coupling security

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

Practice more: Virginia CDL Combination Practice Questions - Virginia CDL Combination Vehicles Test Exam →