Practice question

Why is the tug test included after coupling a tractor to a trailer?

  1. To test the entertainment system
  2. To confirm the trailer is securely coupled before moving onto the road
  3. To measure fuel economy
  4. To avoid doing a visual fifth-wheel check

Answer: B — To confirm the trailer is securely coupled before moving onto the road

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

Practice more: BC Class 1 Commercial Practice Questions - British Columbia ICBC Class 1 Commercial Driver Knowledge Test Exam →