CDL PRACTICE TEST - GENERAL KNOWLEDGE (NEBRASKA)

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The CDL general knowledge test is required to be taken by all CDL applicants. The Nebraska 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 Nebraska 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 NE 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. Which of the following is NOT correct? Anti-lock brakes:
help drivers avoid skids caused by over braking.
give drivers more control over the vehicle during braking.
require drivers to apply the brakes as hard as they can without locking the wheels.
help drivers avoid wheel lock up.
2. To back-up safely, you should:
look at your path.
start in the proper position.
use mirrors on both sides.
All of the above.
3. When your rear wheels lock up, you may:
lose steering control.
gain better control of the vehicle.
skid, jackknife, or spin the vehicle.
All of the above.
4. Stab braking:
involves applying the brakes as hard as you can without locking the wheels.
involves applying the brakes all the way, and releasing them when wheels lock up.
should never be used.
involves steady pressure on the brake pedal without locking the wheels.
5. When driving in heavy traffic, the safest speed is:
slower than the speed of other traffic.
slightly higher than the speed of other traffic.
the posted speed limit.
the speed of traffic.
6. When faced with an emergency, drivers should:
make a U-turn and go in the opposite direction.
drive away as quickly as possible.
come to a stop if it is safe to do so.
immediately drive to the nearest police station.
7. Skids happen whenever:
dual tires come in contact with each other.
tires lose their grip on the road.
ABS is not working.
the weight limit is exceeded.
8. 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?
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.
Keep moving at the present speed and steer very gently back onto the pavement.
Brake hard to slow the vehicle, then steer sharply onto the pavement.
None of the above.
9. ABS:
makes it easier to break.
allows the wheels to lock up.
helps you avoid wheel lock up.
makes it easier to turn.
10. The air compressor is connected to:
the engine.
the suspension system.
the transmission.
the radiator.
 
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NE CDL Knowledge Test

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