Nebraska (NE) CDL manual 2026

Practice the manual, chapter by chapter

State manuals are built on the same national model, chapter for chapter. One thing to know from each chapter, then real questions from it to answer — tap an option to check yourself.

1. 1

   Introduction

   Everyone

   If your privilege to operate your personal vehicle is revoked, cancelled, or suspended due to alcohol, controlled substance or felony violations, you will lose your CDL for one year.

   How quickly must you tell your employer that your license has been suspended?

   1. AWithin two business days
   2. BBefore your next dispatch
   3. CWithin seven days
   4. DWithin 30 days

   What penalty may a court impose for holding more than one license?

   1. AA fine of up to $1,000 and no jail time
   2. BA disqualification of exactly 30 days
   3. CA fine of up to $10,000 and no jail time
   4. DA fine of up to $5,000 or a jail term
   This chapter has 26 more questions. Practice them in the app and see your pass chance.
2. 2

   Driving Safely

   Everyone

   The size of your vehicle may make it hard for drivers behind you to see hazards ahead; if you see a hazard that will require slowing down, warn the drivers behind by flashing your brake lights.

   You cannot avoid driving through a stretch of dense fog. Which headlight setting should you use?

   1. ALow beams, so light is not reflected back into your eyes
   2. BHigh beams, so the light reaches farther into the fog
   3. CParking lights, to reduce the glare for other drivers
   4. DFour-way flashers only, with the headlights switched off

   You are the first driver to stop at a crash scene on a busy highway. After parking your vehicle safely, what should you do first?

   1. APhotograph the damaged vehicles for the insurance companies
   2. BProtect the area with warning devices so another crash does not happen
   3. CCollect statements from witnesses while their memories are fresh
   4. DMove the damaged vehicles off the roadway onto the shoulder
   This chapter has 290 more questions. Practice them in the app and see your pass chance.
3. 3

   Transporting Cargo Safely

   Everyone

   A high center of gravity is most dangerous in curves, or if you have to swerve to avoid a hazard.

   What can happen to brakes that are forced to work too hard by an overload?

   1. AThey apply more slowly than normal
   2. BThey can fail
   3. CThey wear evenly but faster
   4. DThey pull the vehicle to one side

   What is the main purpose of the diamond-shaped placards displayed on some trucks and trailers?

   1. ATo mark loads that are overweight or oversized for the route
   2. BTo show that the cargo has cleared a customs inspection
   3. CTo warn others about the hazard class of the cargo on board
   4. DTo identify the motor carrier's operating authority number
   This chapter has 26 more questions. Practice them in the app and see your pass chance.
4. 4

   Transporting Passengers

   P endorsement (bus)

   Drivers should watch for and refuse hazardous items riders try to bring aboard, such as car batteries or gasoline.

   While checking the outside of your bus, you find an emergency exit standing open. What should you do?

   1. ALeave it open for ventilation
   2. BNote it and report it after the run
   3. CTape it in position and continue
   4. DClose it before driving

   You have finished loading at a curbside stop and are ready to rejoin traffic in your transit bus. What should you do first?

   1. ASound the horn twice to warn the vehicles behind you
   2. BTurn on the interior lights so riders can see the aisle
   3. CAccelerate briskly to match the speed of passing cars
   4. DCheck your mirrors for traffic, cyclists, and pedestrians
   This chapter has 98 more questions. Practice them in the app and see your pass chance.
5. 5

   Air Brakes

   Any vehicle with air brakes

   A low air pressure warning signal is required on vehicles with air brakes, and a signal you can see must come on before pressure falls below the specified level.

   How long a crack in a brake drum or disc is acceptable during inspection?

   1. ANone longer than one inch measured across the surface
   2. BNone longer than one half the width of the friction area
   3. CNone longer than one quarter of the drum circumference
   4. DAny crack that does not pass fully through the drum

   What are the two halves of a dual air brake system called?

   1. AThe service system and the reserve system
   2. BThe front circuit and the emergency circuit
   3. CThe supply system and the application system
   4. DThe primary system and the secondary system
   This chapter has 148 more questions. Practice them in the app and see your pass chance.
6. 6

   Combination Vehicles

   Class A

   The tractor protection valve closes automatically when air pressure drops into the 20 to 45 psi range.

   While backing into a dock you lose track of how much room remains behind the trailer. What should you do?

   1. AStop, get out, and walk back to look at the space
   2. BRely on the convex mirror to judge the remaining distance
   3. CSound the horn and keep backing at a steady speed
   4. DContinue slowly and stop when you feel light contact

   What rearward amplification figure does the manual give for triples?

   1. A1.5
   2. B3.5
   3. C2.5
   4. D2.0
   This chapter has 118 more questions. Practice them in the app and see your pass chance.
7. 7

   Doubles and Triples

   T endorsement

   Drivers of long combinations must look far ahead so maneuvers can be gradual.

   Which air lines must continue past the converter dolly to reach the second trailer of a set of doubles?

   1. ANeither; the dolly's tank supplies the rear trailer
   2. BBoth the service line and the emergency line
   3. COnly the service line
   4. DOnly the emergency line

   Among common commercial combinations, which is generally the most likely to whip and roll its rearmost trailer during a sudden maneuver?

   1. AA set of triples
   2. BA tractor pulling a single 28-foot trailer
   3. CA tractor with one 53-foot semitrailer
   4. DA tractor pulling a set of doubles
   This chapter has 98 more questions. Practice them in the app and see your pass chance.
8. 8

   Tank Vehicles

   N endorsement

   Vapor recovery equipment captures vapors during loading and delivery so they are not released into the air.

   What does the manual say wet roads do to normal stopping distance?

   1. AIncrease it by about one third
   2. BIncrease it by about half
   3. CDouble it
   4. DTriple it

   A tanker driver wants to avoid skids, which are especially dangerous when a liquid load is pushing on the tank. What causes most skids?

   1. ADriving too fast for the road and weather conditions
   2. BWorn steering components that let the front wheels wander
   3. CBrake systems that apply unevenly from one side to the other
   4. DSudden gusts of wind striking the tall sides of the tank
   This chapter has 62 more questions. Practice them in the app and see your pass chance.
9. 9

   Hazardous Materials

   H endorsement

   Hazardous materials employers must keep a record of training for each employee as long as that employee is working with hazardous materials, and for 90 days thereafter.

   What makes a container a cargo tank rather than a portable tank?

   1. AIt holds more than 1,000 gallons
   2. BIt carries only hazardous materials
   3. CIt is fitted with internal baffles
   4. DIt is permanently attached to a vehicle

   Hazardous materials rules are built around three broad goals. Which set below matches the intent of those rules?

   1. AContainment, risk communication, and safe drivers and equipment
   2. BDelivery speed, fuel efficiency, and the lowest shipping cost
   3. CRecycling, disposal, and long-term storage of hazardous waste
   4. DRoadside inspection, fuel taxation, and vehicle registration
   This chapter has 234 more questions. Practice them in the app and see your pass chance.
10. 10

    School Buses

    S endorsement

    The large flat sides of a school bus act like a sail, letting crosswinds push the bus sideways.

    What does a sign mounted below the cross-buck tell you?

    1. AThe speed limit for crossing the tracks
    2. BThe number of tracks at the crossing
    3. CThe name of the railroad operating the line
    4. DThe distance to the next crossing

    How far can the blind spot behind a school bus extend, depending on the bus's size?

    1. AUp to about 100 feet
    2. BUp to about 400 feet
    3. CUp to about 200 feet
    4. DUp to about 800 feet
    This chapter has 98 more questions. Practice them in the app and see your pass chance.
11. 11

    Pre-Trip Vehicle Inspection

    Everyone (skills test)

    Cuts and bulges may cause tire failure, blowouts, and sudden loss of control.

    What do rust streaks or shiny metal trails radiating out from a wheel's lug nuts usually indicate?

    1. ANormal cosmetic wear from routine tire rotations
    2. BSurface corrosion caused by winter road salt
    3. COver-tightening by a shop's impact wrench
    4. DLug nuts that have worked themselves loose

    Which lights should you turn on before starting the exterior walk-around portion of your inspection?

    1. AParking lights and the interior dome light
    2. BHigh beam headlights and the front fog lamps
    3. CLow beam headlights and the four-way flashers
    4. DLeft turn signal and all the clearance lights
    This chapter has 200 more questions. Practice them in the app and see your pass chance.

The official Nebraska CDL manual