Free North Carolina CDL practice tests

Practice for the North Carolina commercial driver’s license knowledge tests. The questions follow the federal CDL manual that every state builds its tests on, and every answer is explained.

North Carolina CDL basics

• A commercial learner permit is valid for 180 days and can be renewed once for another 180 days.
• You hold the permit at least 14 days before the skills test, and you bring your own commercial vehicle to it.
• You must be 21 to drive between states or to get a hazmat endorsement.

Free tests you can take now

• CDL quick practice test10 mixed questions to see where you stand.
• CDL pre-trip inspection testWhat to check on your vehicle before every trip.
• CDL air brakes basics testCompressor, governor, tanks and warnings.
• CDL combination vehicles basics testTrailers, rollovers and coupling.

What you can practice

• GK
  General knowledge

  Required for every CDL. Inspection, vehicle control, hazards, cargo and the rules.

• A
  Air brakes

  Compressor, tanks, warnings and the brake checks. Needed to drive any air-braked vehicle.

• CV
  Combination vehicles

  Coupling, uncoupling, rollovers and trailer skids. Needed for Class A.

North Carolina can add its own rules on top of the federal manual. Check the official site for North Carolina Division of Motor Vehicles before your test. DMVZone is not affiliated with any state agency.