NEVADA CDL PRACTICE TEST - GENERAL KNOWLEDGE

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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. What is an important thing to remember about emergency braking?
Pushing down on the brake pedal as hard as you can will only keep the wheels locked up and cause a skid.
Your natural response (hitting the brakes) is never the right solution.
You should never use stab braking.
The more heavily loaded semitrailer trailer should be in the rear.
2. When you are driving on a slippery road, you should NOT:
use the engine brake or speed retarder.
take curves at slower speeds.
adjust turning and braking to road conditions.
keep a longer following distance.
3. If your trailer starts to skid, you should:
release the brakes.
steer in the opposite direction.
lock the brakes.
pump the brakes.
4. If your truck catches fire, the first thing you should do is to:
pull off the road and park in an open area.
pull into a service station and call for help.
get off the vehicle, open the hood and start shooting foam to keep the engine cool.
get the vehicle off the road and park near other vehicles.
5. If an aggressive driver confronts you, you should NOT:
make eye contact.
try to let them pass.
ignore gestures.
try to get out of their way.
6. When only the tractor has ABS:
it will be much more difficult to maintain steering control.
the brakes won't work as effectively as without ABS.
there is less chance of jackknifing.
there is an increased chance of jackknifing.
7. After a tire has been changed, you should:
wait at least 30 minutes before driving.
decrease tire pressure.
stop a short while later and check that the nuts are tight.
deflate the tire to 15 psi.
8. Empty trucks:
have less traction.
require greater stopping distances.
are higher than loaded trucks.
All of the above.
9. If your brakes get wet, it can cause them:
to apply unevenly.
to be weak.
to grab.
All of the above.
10. Emergency brakes are:
not required on buses.
required on all vehicles.
not required on commercial vehicles with air brakes.
not required on doubles.
 
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Frequently Asked Questions

You are eligible for an instruction permit at 15½ years old. If you are under 18, you must hold the permit for at least 6 months before applying for a class C driver license. If you are over 18, you can either receive the permit or, if you directly schedule the skills test, you will receive only an interim document until you pass the test.

You can take the DMV written test online at KnowTo Drive, the official knowledge testing platform in Nevada. If you are under 18, an adult at least 21 years of age must be present to complete your identity verification. After you pass the exam, you are still required to schedule an appointment and visit a DMV office to receive the permit. Alternatively, you can schedule the knowledge test at any Nevada DMV office.

You must bring the following documents:
  • Proof of identity (one document). If you've changed your name, provide documentation.
  • Proof of Social Security number.
  • Proof of Nevada residence (two documents).
  • Completed Application for Driving Privileges (DMV 002).
For individuals under 18:
  • Certification of Attendance signed by the School Principal or School Designee.
  • Minor Affidavit signed by parent/guardian.
Check all acceptable documents here.

The DMV written test in Nevada is available in both English and Spanish. If you don't speak these languages well, you can use a DMV Approved Interpreter. The interpreter will also be required to complete an "Affidavit of Oath for Interpreters" form at the DMV office.

To prepare for the DMV written test, read the Nevada Driver's Handbook and take our free practice tests. Topics covered on the exam include road signs, parallel parking, turning, passing a vehicle, yielding the right of way, etc. Once your scores are good, you are ready for the real knowledge test.
 
With an instruction permit, you can drive only if accompanied by a driver who is at least 21 years old, has been licensed for at least 1 year, and is seated beside you. After receiving your driver's license, you cannot transport passengers under 18 for the first 6 months (except for family members). Until you turn 18, you are restricted from driving between 10 p.m. and 5 a.m., unless for approved school or work activities. Finally, it is prohibited for all drivers under 21 to operate a vehicle after consuming any amount of alcohol.

Nevada instruction permits remain valid for one year. In case of expiration, you can renew it in person at a DMV office and a parent or guardian is required to sign another Financial Responsibility Statement.

If you don't pass your online DMV written test in Nevada, you'll need to wait for one calendar day before trying again. An additional fee is required for each attempt. If you find the exam difficult, sign up for DMV Premium, which offers numerous resources and practice tests to improve your preparation.

NV CDL Practice Test

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