South Carolina CDL Practice Test: HazMat - Test 5 2022

Based on 2022 SC CDL Handbook
Number of questions: 29
Passing score: 80%
Acceptable number of errors: 5

Instruction: To obtain this endorsement for hauIing hazardous materials, applicants must pass a 20-question test. Before taking the test, applicants must pass a Transportation Security Administration background check. And to pass the test, applicants must score at least 80%. Test questions are from the South Carolina Commercial Driver Handbook. The Hazardous Materials 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 South Carolina DMV locations.

2. What is the purpose of an antilock braking system (ABS)?
A system that controls how much alcohol is put into the air system.
None of the listed answers.
A computerized system that keeps your wheels from locking up during hard brake applications.
A gauge that demonstrates how much air pressure you are applying to the brakes.
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