Practice question

When driving a commercial vehicle below 40 mph, what is the recommended following distance rule?

  1. 1 second for every 5 feet of vehicle length
  2. 1 second for every 10 feet of vehicle length
  3. 2 seconds for every 10 feet of vehicle length
  4. 3 seconds regardless of vehicle length

Answer: B — 1 second for every 10 feet of vehicle length

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

Practice more: Delaware CDL General Knowledge Practice Questions - Delaware Commercial Driver License General Knowledge Test Exam →