Question The parking brake should be: Answers Used whenever you park the vehicle. Used while driving. Set when driving in bad weather. Used to stop the vehicle in normal driving. Explanation The parking brake should be applied every time you park your vehicle. This questions appears in the following tests: Illinois Class A Knowledge Test Illinois Air Brakes Indiana Class A Knowledge Test Indiana Air Brakes Indiana Air Brakes Massachusetts Air Brakes Minnesota Class A Knowledge Test New Hampshire Air Brakes Oregon Class B Knowledge Test South Carolina Class B Knowledge Test South Carolina Air Brakes West Virginia Class B Knowledge Test West Virginia Air Brakes