DMV Cartedefr · Alabama · CDL · Double Test 2

Alabama 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 three or four possible answer choices. Test questions come from the Alabama 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

14. Before positioning a converter dolly for coupling, you should release the dolly's spring brakes. Do this by:

A

Using the dolly parking brake control.

B ×

Removing the air tank petcock.

C ×

Raising the dolly support.

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