Iowa CDL Practice Test: Bus - Test 3 2023
Based on
2023 IA CDL Handbook
Instruction: To obtain this endorsement for driving a school bus, 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. Which of the following parts should you be able to identify for your CDL Skills test?
A
Exhaust system.
B
Air brakes.
C
All of the listed answers.
D
Emergency equipment.
E
Oil pressure gauge.