Practice knowledge test: CDL

All the information you’ll need to pass the CDL knowledge test is in the Commercial Driver Guide.

Take the practice test

  • This practice test has 20 multiple-choice questions similar to those on the actual commercial driver license (CDL) knowledge test.
  • To choose an answer, click on the letter next to it.

 

 

 

 

 

 

 

 

 

 

 

 

 

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