West Virginia CDL Practice Test: Tank - Test 5 2025
Based on
2025 WV CDL Handbook
Instruction: To obtain this endorsement for hauling any liquid or gaseous materials in a tank or tanks, applicants must pass a 15-question test. And to pass the test, applicants must score at least 80%. Test questions are from the WV CDL Handbook. The Tanker Vehicles 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 West Virginia DMV locations.
1. How many digits are identification numbers of hazardous materials?
A
Ten.
B
Three.
C
Eight.
D
Six.
E
Four.