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The CDL general knowledge test is required to be taken by all CDL applicants. The New Hampshire 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 Hampshire 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 NH 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 inspecting your windshield, you should look for:
illegal stickers.
All of the above.
2. When driving on a long and/or steep downgrade, drivers should:
select an appropriate safe speed, and then use a low gear.
use a low gear and release the brakes.
release the clutch.
3. Things that can distract your attention while you are driving include:
road construction.
police pulling someone over.
All of the above.
4. In your mirror, you see a car approaching from the rear. The next time you check your mirror, you don't see the car. If you wish to change lanes, you should:
ease into the other lane slowly so the other car can get out of the way.
assume the car left the roadway and change lanes as normal.
wait until you are sure the car isn't in your blind spot.
None of the above.
5. To test your parking brake, do the following:
Set the parking brake, and gently pull against it in a low gear.
Set the parking brake while going downhill.
Speed up to 15 mph, then set the parking brake.
Speed up to 5 mph, then set the parking brake.
6. During a trip you need to inspect the cargo and its securing devices:
every 3 hours or 150 miles.
after every break you take.
within the first 50 miles after beginning a trip.
All of the above.
7. When backing a truck you should:
look straight ahead.
back and turn toward the right side.
always rely on your mirrors.
get out and walk around the vehicle before you begin to back.
8. Drivers should check and adjust their mirrors:
while driving.
after a trip.
before starting a trip.
All of the above.
9. Before starting down a hill, you should slow down and shift down:
to a gear that will cause your engine to exceed its redline.
so you can coast downhill.
to a gear that will cause your brakes to overheat.
to a speed that you can control without using the brakes hard.
10. If you must make a quick stop to avoid an accident, you should:
use controlled or stab braking.
increase your stopping distance.
jam on the brakes to keep your vehicle in a straight line.
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Number of questions: 50
Correct answers to pass:40
Passing score:80%
Number of questions: 50
Correct answers to pass:40
Passing score:80%
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