Pennsylvania cdl Class A Knowledge Test - 2
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 Handbooks8. Why should your mirrors be adjusted to show the road behind you as well as part of your vehicle?
Having only the road in the mirrors would likely make the driver carsick.
Having part of the truck in the mirrors serves as a point of reference.
It is illegal to have only the road in the mirrors.
The driver should be able to see the reflection of surrounding vehicles on the trailer.