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IA CDL Double/Triple Trailers Marathon

Ready to put your new knowledge to the test? This Iowa CDL Double/Triple Trailers Marathon is a monster of a practice test that contains a combination of all 101 questions that we have available for this IA endorsement. If you give an incorrect answer, we’ll remember that question and will display it to you again at the end of the exam until you’ve answered that question correctly. In other words, the Marathon will cycle through your missed questions until you answer each one correctly. You must make a 100% to pass. We suggest you attempt this one after you have practiced the state’s “regular” tests, but before the “Exam”. Delivers some serious studying power! Do your best to complete this mega test!

Perfect for

  • First-time IA CDL and CLP applicants
  • CDL holders adding endorsements
  • IA CDL renewal applicants
IA commercial driver's license

What to expect on the actual exam

How many questions20
How many correct answers to pass16
Passing score80%
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