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 three or four possible answer choices. Test questions come from the Connecticut Commercial Driver License Manual. 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:
During a static leakage test, the maximum leakage rate for a double combination vehicle is:
Explanation
When performing a static leakage test on a double combination vehicle with air brakes, the leakage rate should be no more than 3 psi in one minute. If air leaks from the air brake system at a quicker rate, the vehicle should not be driven because something likely needs to be repaired.
To ensure applicants only have one license:
Explanation
It is prohibited for any person to possess more than one driver license. All states share drivers' information in a computer database to help prevent issuance of licenses to drivers who already have them.
If someone pulls out in front of you and you cannot stop to avoid a crash, you should:
Explanation
If another vehicle pulls out in front of you, it is appropriate to brake as long as there is room for your vehicle to stop while you are using the appropriate braking technique. However, if you do not have room to stop, swerving may be a safer response.
Which of the following is not an example of a distracted person that motorists should be worried about?
Explanation
You should be cautious when you are near people who are not paying attention to the road. Be wary of drivers who are engaged in conversation with passengers, children near the road, and road workers.
Dry bulk tanks:
Explanation
Dry bulk tanks require special care to be driven, both because they have high centers of gravity and because the weight of the load can shift in transit.
When loading a trailer, weight should be:
Explanation
Cargo with a high center of gravity makes a vehicle more likely to tip over than cargo with a low center of gravity. For this reason, it is important that the weight of cargo be distributed as low as possible.
A serious traffic violation involves each of the following offenses, except:
Explanation
