1. How many digits are identification numbers of hazardous materials?
A
Read the labels on the drug before driving.
B
Continue to drive.
C
Drink alcohol instead.
D
Drive only during daylight hours.
Oregon CDL Practice Test: Tank - Test 5 2021
From the 2021 OR CDL Handbook
| Number of questions: 30 | |
| Passing score: 80% | |
| Acceptable number of errors: 6 |
Directions: 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 Oregon Commercial Driver 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 Oregon DMV locations.