DMV Cartedefr · Pennsylvania · cdl · Class B Knowledge Test 2

Pennsylvania cdl Class B Knowledge Test - 2

Number of questions: 50

Passing score: 80%

Acceptable number of errors: 10

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. Test questions come from the Commonwealth of Pennsylvania Commercial Driver’s Manual. Questions come from chapters covering: Driving Safely and Transporting Cargo Safely. Endorsements that may be used with a Class B CDL are: Hazardous materials, Tank, Passenger, HazMat and Tank, Air Brakes and School bus.

To DMV Handbooks

22. Before driving a vehicle with air brakes, you should ensure that the spring brakes come on automatically when:

A

Air pressure falls below 45 psi.

B ×

Air pressure falls below 20 psi.

C ×

Driving downhill.

D ×

Driving uphill.

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