DMV Cartedefr · Massachusetts · cdl · Double Test 2

Massachusetts cdl Double - Test 2

Number of questions: 20

Passing score: 80%

Acceptable number of errors: 4

This endorsement is required if the driver will pull two or three trailers. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. To pass, the applicant must answer at least 16 questions correctly. Each question has four possible answer choices. Test questions come from the Commercial Driver License Manual. Questions come from chapters covering: Driving Safely, Air Brakes (if applicable), Combination Vehicles and Doubles and Triples. The Double/Triple endorsement can be used with the Class A CDL.

To DMV Handbooks

18. After connecting the air lines to the trailer while coupling, you should:

A

Supply air to the trailer.

B ×

Chock the wheels.

C ×

Inspect the fifth wheel.

D ×

Connect the electrical cord.

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