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The CDL general knowledge test is required to be taken by all CDL applicants. The Rhode Island CDL test consists of 50 questions. To pass, you must correctly answer at least 40 questions (80%). The general knowledge test covers the contents of the Rhode Island CDL Manual. All CDL applicants (Class A, B and C) must study the following sections: Driving Safely, Transporting Cargo Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Vehicle Inspection Test, Basic Control Skills Test, Road Test. In addition, the Class A CDL test will include questions based on the Combination Vehicles section. Take this CDL practice test now to prepare for the actual RI general knowledge test! To get your CDL, you must pass both the knowledge and skills tests. CDL knowledge tests include: General Knowledge, Passenger Transport, Air Brakes, Combination Vehicles, Hazardous Materials, Tanker Vehicles, Doubles/Triples, School Bus, Firefighter. Depending on what class of license (A, B or C) and endorsements you need, you must take one or more knowledge tests. A special endorsement is also required to drive certain types of vehicles. The following endorsements may be used with a Class A, B or C CDL: HazMat (H), Tank Vehicles (N), Tank Vehicles Transporting Hazardous Materials (X) and Passenger Transport (P). The School Bus endorsement (S) is only available for Class A or B CDL, and the Doubles/Triples endorsement (T) is only available for Class A driver's licenses.
1. When you get in the vehicle and start the engine, you should:
listen for unusual noises after starting the engine.
put the gearshift in neutral (or park if automatic) before starting the engine.
All of the above.
2. Driving dry bulk tanks requires special care. Why?
They have a high center of gravity.
The load can shift.
All of the above.
3. When approaching a traffic light that has been green for a long time, you should:
start slowing down and be ready to stop.
maintain your current speed.
speed up to get through the light.
4. Commercial motor vehicles:
are only required to have a fire extinguisher when transporting hazardous materials.
are not required to have a fire extinguisher if they already have reflective warning triangles and other emergency equipment.
should have a properly charged and rated fire extinguisher and other emergency equipment.
5. With an engine fire, you should NOT:
shoot foam from the vehicle’s underside.
turn the engine off as soon as possible.
open the hood.
6. Name two causes of tire fires.
Excessive braking
Driver smoking and poor ventilation.
Under-inflated tires and dual tires that touch
7. The Gross Vehicle Weight Rating (GVWR) is:
the value specified by the manufacturer as the loaded weight of a combination vehicle.
the value specified by the manufacturer as the loaded weight of a single vehicle.
the value specified by the manufacturer as the loaded weight of a vehicle, including cargo and trailers.
8. At highway speeds, good drivers look at least _______ ahead.
1/4 mile
1 mile
150 feet
9. Before transporting sealed loads, you should check:
that you don't exceed gross weight and axle weight limits.
a small sample of whatever is inside.
the special transit permit.
10. When driving in very hot weather, the heat will increase the chances of:
loss of hydraulic pressure.
tire failure.
ABS malfunction.
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CDL Knowledge Test RI

Number of questions: 50
Correct answers to pass:40
Passing score:80%
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