Based on 2024 IA CDL manual

Questions
24
Mistakes allowed
5
Passing score
80%
Official IA Combination Vehicles: What to Expect
20
Total number of questions

16
Number of questions required to pass

80
Percentage required to pass

Iowa Commercial Driver's License
Iowa Commercial Driver's License

Can you comfortably answer complex questions about combination vehicles? The DMV endorsement exam will ask you questions about Iowa state traffic regulations, safely operating vehicles, turn signals, braking, and emergency preparedness. With our Free Iowa CDL Combination Vehicles Practice Test, you get an early preview of what to expect on the actual exam. Made up of 20 multiple choice questions with four options each, our test gives you an authentic exam experience. You will need an 80% or above to pass the test, and then you will have proven that you are ready for the real thing. Review all of your answers after the test with included descriptions for correct responses.

We ensure that our information is relevant by using the official Iowa CDL Handbook. Do you want to have to take the DMV exam more than once? Pass your exam on the first try by studying with our Free Iowa CDL Combination Vehicles Practice Test!