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The CDL general knowledge test is required to be taken by all CDL applicants. The Nevada 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 Nevada 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 NV 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. Distracted driving can cause accidents. To avoid distractions while on the road, you should:
smoke, eat, and drink only when traffic conditions allow.
limit the use of your mobile phone to the first hour of driving.
plan your route while driving only if there are no cars around you.
turn off all communication devices.
2. Distracted driving may be caused by _________ while driving.
reading billboards
using your smartphone
adjusting the radio
All of the above.
3. Before entering a curve, drivers should:
speed up.
downshift to the right gear.
drive on the shoulder.
put the transmission in Neutral.
4. Name 2 causes of tire fires.
Over-inflated tires and duals that touch.
Driver smoking and bleeding tar.
Loose connections and poor ventilation.
Under-inflated tires and duals that touch.
5. When a vehicle goes around a corner, the rear wheels:
follow a different path than the front wheels.
follow the same path as the front wheels.
will lock up.
will turn freely.
6. When the temperature drops, which of the following surfaces will become icy first?
7. Which of the following statements about driving in cold weather is true?
Exhaust system leaks are less dangerous in cold weather.
You should use windshield washer antifreeze.
Brakes will never fade or fail from excessive heat caused by using them too much.
An engine cannot overheat when the weather is very cold.
8. Drivers should not assume that the heights posted at bridges and overpasses are correct. Why?
Some roads can cause a vehicle to tilt.
Packed snow or repaving may have reduced the clearances since the heights were posted.
The bridge/overpass may have been rebuilt since the heights were originally posted.
The weight of a cargo van changes its height.
9. You had to drive onto the right shoulder to avoid a crash. You are now driving at 40 mph on the shoulder. How should you move back onto the pavement?
Keep moving at the present speed and steer very gently back onto the pavement.
If the shoulder is clear, stay on it until your vehicle has come to a stop, then move back onto the pavement when it is safe.
Brake hard to slow the vehicle, then steer sharply onto the pavement.
None of the above.
10. When checking the engine compartment, which of the following should you check?
Windshield washer fluid level.
Battery fluid level.
Engine oil level.
All of the above.
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NV CDL Knowledge Test

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