CDL AIR BRAKES PRACTICE TEST - NEBRASKA

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The air brakes endorsement applies to applicants who wish to drive a vehicle with air brakes in Class A, B, or C CDL. To drive a vehicle with air brakes, you must pass the air brake component of the Nebraska CDL knowledge test. The NE CDL air brakes test consists of 25 questions, and you'll need at least 20 correct answers to pass (80%). The test covers the information found in the air brakes section of the Nebraska CDL Manual. Take this NE CDL practice test now to prepare for the actual air brakes test!
1. In newer vehicles with air brakes, you put on the parking brake:
moving the orange push-pull lever to the right.
using a diamond-shaped, yellow, push-pull control knob.
using a P-shaped, yellow control knob.
placing the transmission in Park.
2. A passive railroad crossing is one that:
does not have any type of traffic control device.
requires you to stop and wait until the traffic control device installed at the crossing tells you to proceed.
has at least two traffic control devices installed at the crossing to regulate traffic.
has a traffic control device installed at the crossing to regulate traffic.
3. Tractor and straight truck spring brakes will come fully on when the air pressure drops to a range of:
30 to 35 psi.
5 to 15 psi.
55 to 74 psi.
20 to 45 psi.
4. To avoid becoming a distracted driver you should:
not engage in complex conversations with others.
not turn off all communication devices.
adjust all vehicle controls and mirrors while driving.
eat and drink while you drive.
5. You should drain the air tanks completely. If water and oil collect in the air tanks:
your brakes could become hard to press.
your brakes could fail.
your brakes could heat up.
None of the above.
6. Which of the following can cause brakes to fade or fail?
Brakes out of adjustment
Not relying on the engine braking effect
Excessive use of the service brakes
All of the above.
7. ABS:
allows you to brake harder.
replaces your normal brakes.
should only be used on dry roads.
is an addition to your normal brakes.
8. The stop light switch:
tells you when you need to use your parking brake instead of the service brake.
turns on the brake lights when you put on the air brakes.
should be used to fend off tailgaters.
warns you when the air supply pressure drops below 55 psi.
9. When backing a trailer, turn the wheel right to make the cab go ________ and the trailer go ________.
left; right
left; left
right; right
right; left
10. When driving at night, you should:
drive slowly enough to see obstacles with your headlights.
look directly at the lights of oncoming vehicles.
put your own high beams on if other drivers don't put their low beams on.
use dark lenses if possible.
 
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Frequently Asked Questions

  • A school learner’s permit is available for teens between 14 and 16 years old who want to practice driving for a school permit.
  • A school permit (SCP) can be issued if a person resides or attends a school 5,000 or more miles from home. The applicant must be at least 14 years and two months old.
  • For a learner's permit (LPD), the minimum age is 15 years. 
  • To qualify for a provisional operator’s permit (POP), the applicant must be 16 years old. 
  • Individuals under 18 with a POP for at least 12 months can apply for an operator's license driver's license (class O). For individuals over 18 who have never held a provisional operator's permit (POP), vision, written, and drive tests are required.

Locate the closest Nebraska driver licensing office and get in touch with them to schedule your DMV written test. You may start the application 60 days before your 15th birthday, but the permit won't be issued until you are 15.

Ensure you bring the following documents to the DMV office:
  • Proof of U.S. citizenship or lawful status.
  • Two proofs of your principal address.
  • Social Security Number or proof of exemption.
Review the complete list of acceptable documents before your visit.

The DMV written tests are available in English, Spanish, and American Sign Language. If you don’t understand English or Spanish, you can take a non-verbal permit test. The use of a foreign language dictionary is also permitted.

To prepare for the DMV written test, read the Nebraska Driver's Handbook. Study traffic signs, parallel parking, turning, passing a vehicle, yielding the right of way, etc.. Test your knowledge with our free practice tests or sign up for DMV Premium to access additional resources. Once you are satisfied with your score, you are ready for the exam.

The DMV written test in Nebraska consists of 25 questions (24 questions for the non-verbal version). It is designed to evaluate your knowledge of road signs, safe driving practices, and traffic laws. You should study the manual carefully to ensure your success on the first attempt.

To pass the DMV written test, you need a score of 80%. You are allowed to miss up to 5 questions (4 for the non-verbal version). Stay focused during the exam and take the time to review your answers carefully to minimize errors and pass the test.

For new drivers in Nebraska, specific restrictions apply:
  • With a learner's permit (LPD) or a school learner’s permit (SCP), you must be accompanied by a licensed driver who is at least 21 years old, seated beside you.
  • With a school permit (SCP), you may drive unsupervised only to and from the school you attend or anytime when accompanied by a licensed driver who is at least 21 years old. 
  • With a provisional operator’s permit (POP), you can drive unsupervised from 6 a.m. to midnight, except for school or work activities or if accompanied by a parent/guardian or a licensed driver who is at least 21 years old. During the first six months, you can only transport one passenger under 19 who is not a family member.
Additional restrictions for all permit holders include wearing seat belts and complying with the Zero Tolerance law, which prohibits operating a vehicle after consuming alcohol for drivers under 21.

The learner's permit expires after one year from the date of issuance and can be renewed online or in person at any driver licensing office. During this period, complete an approved driver safety course or accumulate 50 hours of supervised driving with a parent/guardian or a licensed driver who is at least 21, before applying for the provisional operator’s permit.

If you fail the DMV written test, you may retake it the following day. After three attempts, you must wait 7 days. If you fail six times, you will have to attend an approved driver training course or wait 90 days from the date of the last test failure before making another attempt.

NE CDL Air Brakes Test

Number of questions: 25
Correct answers to pass:20
Passing score:80%
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