Directions: This license is required for driving a single vehicle with a GVWR of more than 26,001 pounds, and a trailer not to exceed 10,000 pounds gross vehicle weight rating, or a vehicle designed to transport 24 or more people (including the driver). To receive this license, applicants must pass a 50-question test. To pass, applicants must answer 40 questions correctly. Each question has three possible answer choices. Test questions come from the Maine Commercial Driver License Manual. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving.. Endorsements that may be used with a Class B CDL are: Hazardous materials, Tank, Passenger, HazMat and Tank, Air Brakes and School bus.

Maine CDL Permit Test - Knowledge Test Class B

If the safety relief valve in the air brake system releases air:

When approaching a railroad crossing, you should:

When completing a conventional parallel parking maneuver, you should:

Hanging meat as cargo is usually:

An empty truck:

If feeling drowsy while driving, you should:

If your license to operate a personal vehicle is revoked or suspended:

Number of questions:	50
Passing score:	40

The compressor needs more air.
There is something wrong with the brakes.
You may continue driving.

Rely on warning signals to indicate if a train is approaching.
Rely on the actions of other motorists to indicate if a train is approaching.
Not rely solely on warning signals to indicate if a train is approaching.

Back up past the parking space, then pull forward into it.
Pull forward past the parking space, then back into it.
Pull forward directly into the parking space.