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Iowa CDL Practice Test: Passenger - Test 2 2020

(From the 2020 Iowa CDL Handbook)
Number of tests: 23
Number of questions: 30
Passing score: 80

Directions: To obtain this endorsement for driving a school bus, applicants must pass a 20-question test. And to pass the test, applicants must score at least 80%. Test questions are from the Iowa Commercial Driver Handbook. The School Bus 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 Iowa DMV locations.

1. How do you label a package if the hazardous material label will not fit on the package?

2. The National Response Center must be notified of an incident involving all of the following except:

3. If loading corrosive materials you should not:

4. Where are the identification numbers assigned to chemicals located?

5. How long do shippers need to keep a copy of shipping papers?

6. What does a shipping paper describe?

7. When loading containers of hazardous materials, you should not use:

8. In the Hazardous Material Table, what is in Column 2?

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