California DMV Cdl Practice General Knowledge Test A Page 3 of 7

All CDL candidates are required to take the CDL general knowledge test. The CDL test in California consists of 50 questions. To pass, you must answer at least 40 questions properly (80 percent ). The California CDL Manual is covered in the general knowledge.. Read More

All CDL candidates are required to take the CDL general knowledge test. The CDL test in California consists of 50 questions. To pass, you must answer at least 40 questions properly (80 percent ). The California CDL Manual is covered in the general knowledge test. All CDL candidates (Class A, B, and C) must complete the following courses: Driving Safely, Transporting Cargo Safely, Air Brakes (if you want to drive vehicles equipped with air brakes), Vehicle Inspection Test, Basic Control Skills Test, and Road Test.

In addition, questions from the Combination Vehicles section will be included on the Class A CDL test. Take this CDL practise test right now to get ready for the real CA general knowledge exam! You must pass both the knowledge and skills examinations to obtain your CDL. General Knowledge, Passenger Transport, Air Brakes, Combination Vehicles, Hazardous Materials, Tanker Vehicles, Doubles/Triples, School Bus, and Firefighter are all CDL knowledge examinations. You must pass one or more knowledge examinations depending on the kind of licence (A, B, or C) and endorsements you require. Certain types of automobiles also need a particular endorsement. With a Class A, B, or C CDL, you can utilise the following endorsements: HazMat (H), Tank Vehicles (N), Tank Vehicles Transporting Hazardous Materials (X), and Passenger Transport (P). The School Bus endorsement (S) is only available with a Class A or B CDL, while the Doubles/Triples endorsement (T) is only available with a Class A CDL.

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15 . If exiting a bus, a driver must:

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.

16 . What are placards?

Placards, or signs, are placed on the outside of a vehicle carrying hazardous materials to identify the specific hazard class of the cargo being carried.

17 . Who is responsible for cargo that has been loaded onto a truck?

Even if they did not load or secure the cargo themselves, the driver of a vehicle is responsible for inspecting the cargo and ensuring that it is properly secured.

18 . Which of the following is not a sign of tire failure?

If you experience tire failure, you may hear the loud "bang" sound of a blowout or feel a heavy thumping or vibration in your vehicle. If steering begins to feel heavy, or if the rear of your vehicle begins to fishtail, you should stop to check your tires.

19 . Slow down and be extra careful:

Slow down and be especially careful when driving in and around work zones, in places where the pavement drops off sharply at the edge of the road, when foreign objects are present on the road, and on freeway on- and off-ramps.

20 . If an air compressor is belt-driven, the belt should be routinely checked to ensure that it is:

If your vehicle has air brakes, the air compressor drive belt should be checked before each drive. Check the tightness of the belt and verify that it is in good condition.

21 . How much distance will an air brake-equipped vehicle need to come to a complete stop if it is traveling at 55 mph under ideal driving conditions?

A vehicle's total stopping distance is made up of perception distance, reaction distance, brake lag distance, and braking distance. With all of these factors included, an air brake-equipped vehicle traveling at a speed of 55 mph under ideal driving conditions will need approximately 450 feet to come to a complete stop.

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2024 California | Frequently Asked Questions

To obtain a CDL Tank endorsement in California, you must first have a Commercial Driver's License (CDL). Then, study the California CDL handbook's section on Tank Vehicles to prepare for the written test. Schedule and pass the written test at your local DMV. Once passed, you'll receive your Tank endorsement, allowing you to drive commercial tank vehicles.
To obtain a CDL Tank license, it's essential to first have a Commercial Driver's License (CDL). You must also study the tank vehicle section of the CDL handbook, pass a written test specific to tank vehicles, and pay the required fees. Knowledge of inspection procedures, driving techniques, and handling emergencies is crucial.
While California doesn't specifically mandate training or experience for a CDL Tank endorsement, it's highly recommended. Understanding the operation of tank vehicles, safety procedures, and how to handle emergencies is crucial. Studying the tank vehicle section of the CDL handbook and gaining practical experience will greatly improve your chances of passing the endorsement test.
Yes, to obtain a CDL Tank endorsement in California, you must pass the Tank Vehicle endorsement test. This written exam covers topics such as the inspection of tank vehicles, driving tank vehicles, and safe driving rules. It's an additional test beyond the general CDL exam and is required for the endorsement.
The written test for a CDL Tank endorsement covers subjects such as inspecting tank vehicles, safe driving for tank vehicles, and handling emergencies. This includes understanding the high center of gravity in these vehicles, the impact of liquid surge on vehicle control, and procedures for loading and unloading. Knowledge of specialized laws relating to tank vehicles is also tested.
The CDL Tank endorsement assessment doesn't involve a specific skills test or maneuvers like the basic CDL exam. Instead, it focuses on a written test that assesses your understanding of tank vehicle operations. This includes knowledge of safe driving techniques, handling liquid surge, emergency procedures, and how to properly inspect and maintain tank vehicles.
Yes, drivers with a CDL Tank endorsement must follow specific rules. These include weight restrictions for the vehicle, following hours of service regulations, and restrictions on hazardous materials transport if the driver doesn't hold a Hazmat endorsement. Violations can lead to CDL disqualification. It's crucial to understand and follow these regulations to maintain the endorsement.
No, drivers cannot transport liquid or gas materials without a valid CDL Tank endorsement. This endorsement is required for operating a commercial vehicle that is designed to transport any liquid or gaseous materials within a tank or tanks having an individual rated capacity of more than 119 gallons and an aggregate rated capacity of 1,000 gallons or more.
The CDL Tank endorsement can be added to your existing CDL. You don't need to apply for a new license. However, you will need to pass the Tank Vehicle written knowledge test. Once you pass, the Tank endorsement will be added to your current CDL, expanding the types of vehicles you're authorized to drive.
Yes, to handle hazardous materials with a CDL Tank endorsement, you must also have a Hazardous Materials (Hazmat) endorsement. This requires passing an additional written test and a Transportation Security Administration background check. It ensures drivers understand safety protocols for handling hazardous materials, reducing the risk of incidents.

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