Iowa CDL Practice Test: Passenger - Test 2023
Based on 2023 IA CDL Handbook
Instruction: To obtain this endorsement for driving a passenger vehicle, applicants must pass a 20-question test. And to pass the test, applicants must score at least 80%. Test questions are from the IA CDL Handbook. The School Bus endorsement can be used with the Class A, B, or C CDL. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Iowa DOT locations.
1. Where are the identification numbers assigned to chemicals located?
On the EPA’s website
In the truck's manual
In the DOT Emergency Response Guidebook (ERG)