GENERAL KNOWLEDGE CDL TEST NEW JERSEY - PRACTICE TEST

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The CDL general knowledge test is required to be taken by all CDL applicants. The New Jersey 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 New Jersey 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 NJ 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. Two of the most common causes of tire fires are:
Over-inflated tires and duals that touch.
Duals that touch and under-inflated tires.
Driver smoking and bleeding tar.
Loose lug nuts and duals that touch.
2. When parked on the side of the road, you should:
use the 4-way emergency flashers.
turn off all lights.
activate the right turn signal.
flash your brake lights.
3. Wheel rims that have had welding repairs:
should not be used.
should be placed in the front.
are safe.
None of the above.
4. Most heavy trucks with manual transmissions require ____ to change gears.
triple clutching
single clutching
double clutching
None of the above.
5. When using your turn signals, you should:
turn the signal off before you turn.
signal only if vehicles are in front of you.
signal only if vehicles are behind you.
signal well before you turn.
6. It is illegal to drive a commercial motor vehicle with a blood alcohol concentration (BAC) of ___ percent or more.
0.04
0.8
0.08
0.02
7. Who is responsible for making sure the lights and reflectors are clean?
The maintenance staff
The driver
The previous driver
The shipper
8. _______ is the act of operating a motor vehicle in a selfish, bold, or pushy manner, without regard for the rights or safety of others.
Aggressive driving
Distracted driving
Road rage
Defensive driving
9. ABS helps you:
stop much faster.
avoid wheel lock up and maintain control of your vehicle when you brake.
steer gently and smoothly while you are braking.
increase your normal braking capability.
10. The minimum tire tread depth for all tires other than front tires is:
1/32 inch
6/32 inch
4/32 inch
2/32 inch
 
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NJ CDL Practice Test

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