This test is based on the official 2024 CDL Manual IA CDL General Knowledge Exam Simulator 2024

The road to earning your Iowa CDL starts right here with this challenging IA CDL General Knowledge Practice Test. This test, which is the second in our General Knowledge series, contains 50 new multiple choice questions that will thoroughly test your understanding of safe driving. What is the minimum number of tie-downs for any flatbed load? What are some hazardous materials you can transport by bus? You’ll find answers to questions like these on this practice test.

You need to answer at least 80% of the practice test questions to pass. There will be questions on a variety of important subjects ranging from space management to speed control and much more. If you don’t achieve a passing score right away, don’t worry, you can take the test an unlimited number of times. To further help you expand your commercial driving knowledge, this test also includes detailed answer explanations for each question and a missed questions bank.

Take this test to get prepared, and in no time you could have your CDL and be driving from Cedar Rapids to Iowa City or from Des Moines to Omaha or from Sioux Falls to Sioux City or on any other of this beautiful state’s roadways. Take this practice test now to take a big step closer to having your CDL.

  • Identify Knowledge Gaps
  • Track Your Progress
  • Unlimited Attempts
  • Get Detailed Feedback
Iowa CDL General Knowledge Overview:
50Total number of questions
40Number of questions required to pass
80Percentage required to pass
Iowa CDL Manual 2024

Get the latest (2024) official IA CDL Manual.