Maine CDL Practice Test: Double and Triples - Test 3 2021

Based on 2021 ME CDL Handbook
Number of questions: 30
Passing score: 80%
Acceptable number of errors: 6

Instruction: To obtain this endorsement for pulling two or three trailers, applicants must pass a 15-question test. And to pass the test, applicants must score at least 80%. Test questions are from the Maine Commercial Driver Handbook. The Double/Triple trailers endorsement can be used with the Class A CDL. If you need additional information, please contact your local DMV office. You can find your nearest DMV office at Maine DMV locations.

2. The spring brakes come on when the air pressure drops into what range _________.
A
Race your motor to warn the children that you are moving.
B
Sound your horn so the children will hear you.
C
Walk to the back of the car to be sure the way is clear.
D
Tell the children to stay away from the driveway.
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