WV CDL PRACTICE TEST - GENERAL KNOWLEDGE

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The CDL general knowledge test is required to be taken by all CDL applicants. The West Virginia 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 West Virginia 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 WV 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. If your cargo only fills one-third of the length of your trailer, make sure your cargo is:
loaded so there is a high center of gravity.
piled up high with heavy cargo on top.
to one side and as close to the ground as possible.
centered and spread out as much as possible.
2. To keep cargo from shifting or falling off, cargo should have at least one tie-down for every ___ feet of cargo.
15
10
20
5
3. Key suspension system parts include:
Lock rings
Bearing plates
Tie rod
All of the above.
4. The tractor protection valve:
prevents the trailer from being accidentally released.
keeps air in the brake system should the trailer develop a bad leak.
keeps air from going out if the air compressor develops a leak.
keeps your wheels from locking up when you brake hard.
5. Over-length loads:
require special driving care.
may require special equipment such as "wide load" or flags.
require special transit permits.
All of the above.
6. Most heavy-duty vehicles use:
air brakes.
solid brakes.
pressure brakes.
hydraulic brakes.
7. Use of drugs can lead to traffic accidents resulting in:
Property damage
Injury
Death
All of the above.
8. Which of the following statements about retarders is NOT correct?
Retarders help slow a vehicle, reducing the need for using brakes.
You should turn the retarder off whenever the road is wet, icy, or snow covered.
Retarders reduceĀ reduce brake wear.
RetardersĀ help you avoid skids.
9. If a load is 10 feet long, the minimum number of tie-downs required is:
2
4
1
3
10. Suspension system defects include:
rust around wheel nuts.
cracked or broken spring hangers.
steering wheel play of more than 10 degrees.
All of the above.
 
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WV CDL Test

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