Question By law, the brakes on every vehicle (other than a motorcycle) must: Answers Not lock under any condition. Consist of a good foot brake and an emergency or parking brake. Consist of a good parking brake that is capable of stopping the vehicle within legal limits. Explanation Tennessee law requires that all automobiles have both a regular foot brake and a parking brake. Pass your DMV Written Test with flying colors Take me to the cheat sheet Tennessee This questions appears in the following tests: Tennessee Practice Test 21 Tennessee Practice Test 14