DMV Cartedefr · Pennsylvania · cdl · Class A Knowledge Test 1

Pennsylvania cdl Class A Knowledge Test - 1

Number of questions: 50

Passing score: 80%

Acceptable number of errors: 10

This license is required for driving any legal combination of vehicles, with a gross combination weight rating of 26,001 pounds or more, provided the GVWR of a trailer exceeds 10,000 pounds. To receive this license, applicants must pass a 50-question test. Test questions come from the Commonwealth of Pennsylvania Commercial Driver’s Manual. To pass, applicants must answer 40 questions correctly. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Combination Vehicles. Endorsements that may be used with a Class A CDL are: Hazardous materials, Tank, Passenger, Doubles/Triples, HazMat, Tank, Air Brakes and School bus.

To DMV Handbooks

48. What is a wig wag?

A

A type of warning system

B ×

A tube used to move air from the compressor to the tanks

C ×

A noise made by air brakes when used

D ×

A part within the braking unit that allows air to move freely

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