Knowledge Test Class A
Directions
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. To pass, applicants must answer 40 questions correctly. Each question has two, three or four possible answer choices. Test questions come from the Utah Commercial Driver License Handbook. Questions come from chapters covering: Introduction, Driving Safely, Transporting Cargo Safely, Air Brakes (if applicable), Combination, Doubles and Hazardous Materials. Endorsements that may be used with a Class A CDL are: Hazardous materials, Tank, Passenger, HazMat and Tank, Air Brakes and School bus.
Passing grade:
If hydraulic brakes fail, a driver can reduce their speed by:
Explanation
If your hydraulic bakes fail, shifting into a lower gear can help slow your vehicle down.
If another driver is tailgating you, you should:
Explanation
If you are being tailgated, it is advisable to open up the space in front of your vehicle, making it easier for the tailgater to get around you. Speeding up may be counterproductive because the driver may continue to tailgate you at the higher speed, only increasing the danger.
While driving a vehicle, if an unusual noise or feeling occurs, the driver should:
Explanation
If you see, hear, smell, or feel anything that could indicate trouble while you are driving, you should stop and inspect the source of the unusual occurrence.
Which of the following is acceptable?
Explanation
When inspecting a vehicle, you should ensure that dual tires do not come into contact with each other or with other parts of the vehicle. Tire sizes should not be mismatched, and tires should not be cut or damaged in any way. Regrooved, recapped, or retreaded tires are not permitted to be used on the front wheels of a bus.
If exiting a bus, a driver must:
Explanation
When exiting your vehicle during the basic vehicle control skills test, you must face the vehicle and maintain three points of contact at all times. If your testing vehicle is a bus, you must maintain contact with the handrail. Exiting the vehicle incorrectly may result in automatic failure of the basic vehicle control skills test.
Which of the following is not a reason to cover cargo?
Explanation
You should cover your cargo to protect people from the cargo if it spills, as well as to protect the cargo from the weather.
When asked to complete an offset back/right parking maneuver, you should:
Explanation
