CDL GENERAL KNOWLEDGE TEST (WEST VIRGINIA) - PRACTICE TEST

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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. When your rear wheels lock up, you may:
lose steering control.
skid, jackknife, or spin the vehicle.
gain better control of the vehicle.
All of the above.
2. On front tires, tread should be at least:
4/32 inch
1/16 inch
4/16 inch
2/32 inch
3. Which of the following is NOT a warning sign of fatigue?
Rubbing eyes
Missing exits
Difficulty focusing
Adjust your speed depending on driving conditions
4. When shifting down, after releasing the clutch for the first time you should:
push in the clutch again.
shift to the lower gear.
brake gently.
press the accelerator.
5. When should you downshift automatic transmissions?
When going around curves
When going up steep grades
When you use the brake pedal during normal driving
When going down grades
6. When using a turn signal, which of the following is NOT true?
You should cancel the signal before completing the turn.
You should turn off your turn signal after you've turned.
You should signal continuously.
You should signal early.
7. Parking brakes are:
not required on buses.
not required on trailers.
not required on commercial vehicles with air brakes.
required on all vehicles.
8. Which of the following statements about drinking alcohol is TRUE?
Alcohol only impairs judgement, not muscle coordination.
Coffee and a little fresh air will help a drinker sober up.
Alcohol only affects people who are not used to drinking.
A 5-ounce glass of 12 percent wine contains the same amount of alcohol as a 12-ounce glass of 5 percent beer.
9. On dry pavement, the braking distance when traveling at 55 mph is about:
142 feet.
419 feet.
61 feet.
216 feet.
10. The trailer hand valve should be used:
only on slippery surfaces.
only when applying the brakes hard.
only to test the trailer brakes.
only in an emergency.
 
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WV CDL Knowledge Test

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