Skip to main content
Hero background

CDL All Endorsements Practice Test All tests. All sections -5

Pass your CDL Test with ease. Start here by taking this Free 25 question practice test, every question and answer is straight out of the Commercial Drivers License Handbook.
Questions number
Mistakes Allowed
Passing Score

[permit_quiz:state:entity:title] [permit_quiz:state:entity:field_agency_shortname] Sample Test Questions

At minimum, a dual air system should build up to what psi in the primary and secondary systems?
  • 75 psi.
  • 100 psi.
  • 90 psi.
  • 80 psi.
  • 60 psi.
Check your brake shoes are not ________.
  • Broken.
  • Missing.
  • Not worn too thin.
  • All of the listed answers
Every ____ miles (or every three hours, whichever comes first), you should make sure the cargo is secure.
  • 50
  • 250
  • 225
  • 150
For what offense are you able to bypass a commercial motor vehicle disqualification?
  • Committing a felony involving the use of a CMV.
  • Driving a CMV if your blood alcohol concentration is .04% or higher.
  • There are no exemptions.
  • Driving a CMV when the CDL is suspended.
How many identical placards is a vehicle transporting hazardous materials required to display?
  • Four.
  • Nineteen.
  • Two.
  • One.
  • Ten.