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Minnesota CDL Practice Test: Tank - Test 3 2020

(From the 2020 Minnesota CDL Handbook)
Number of tests: 31
Number of questions: 30
Passing score: 80

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 Minnesota 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 Minnesota DMV locations.

1. What can cause a decrease in air pressure?

2. Baffles in liquid cargo tanks do not usually prevent the liquid surge movement from _______.

3. How should you expect a tank that has baffles to ride in comparison to a tank without?

4. Because ______, you may often only partially fill tanks.

5. How should you check a tank for any spills?

6. Another name for an un-baffled liquid tanker is _______.

7. Some liquid tanks are divided into several smaller tanks by ________.

8. To prevent roll overs, drivers of combination vehicles should avoid ________.

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