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CDL Hazardous Materials
16 practice questions, split into sets of 50
Real CDL Hazardous Materials exam: 30 questions, 80% to pass
Free CDL practice test for the CDL Hazardous Materials. The CDL general knowledge test has 30 questions — work through 16 CDL practice test questions in English and Spanish to learn exactly how many questions are on the CDL test and what to expect. Administered by FMCSA with an 80% passing score requirement. Key topics include Hazmat placarding requirements, Shipping papers and documentation, Hazardous materials classes, and more.
