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Nebraska
Nebraska CDL Knowledge Test Class A 2
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Q.1
Submit
When inspecting your vehicle, you should check for all of the following, except:
Too much air pressure in your tires.
Too little air pressure in your tires.
A consistent name brand across all of your tires.
Q.2
Submit
Where is the safety relief valve usually located?
Near the rear brake
Near the front brake
In an air tank
On the dashboard
Q.3
Submit
When it is difficult to see, such as at dawn or dusk, what is the best way to make your vehicle more visible?
Use your high beam lights.
Use your low beam lights.
Use only your clearance lights.
Do not use any lights.
Q.4
Submit
When using your mirrors, you should frequently look at your tires to:
Watch for tire fires.
See if the tires are rolling properly.
See if the tread is sufficient.
Get a sense of the size of the tire in relation to other vehicles.
Q.5
Submit
Rough acceleration:
Is a good way to stay awake on long trips.
Is distracting.
Can cause mechanical damage.
Should be used to prevent rust from forming.
Q.6
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If you must stop on the side of a one-way or divided highway, how far behind your vehicle should you place warning devices?
10, 15, and 30 feet
10, 25, and 50 feet
10, 100, and 200 feet
Q.7
Submit
Improperly loaded cargo can:
Look bad to other drivers.
Hurt or kill the driver during a quick stop.
Make it easier to stop a vehicle.
Q.8
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When driving at night, you should do all of the following, except:
Make sure you are rested.
Make sure your glasses are clean.
Wear sunglasses.
Q.9
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If air pressure drops to a level between ____, a visual low pressure warning signal should have already activated.
55 and 75 psi.
80 and 95 psi.
65 and 100 psi.
Q.10
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Extremely hot temperatures can cause:
Tire failure.
A trailer to disengage.
Lights to malfunction.
Increased gas mileage.
Q.11
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If driving in extremely hot weather and the air pressure in your tires is too high, you should:
Continue driving.
Remove air from the tire.
Let the tires cool before continuing to drive.
Q.12
Submit
How many daily hours of sleep does an adult need to maintain alertness?
Six to seven
Seven to eight
Eight to nine
Four to five
Q.13
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Roads are especially slippery when it first begins to rain because:
Water is always very slippery.
The fresh rain mixes with oil on the roadway.
The water has nowhere to go.
Q.14
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Roads are especially slippery right after it begins to rain because:
The water mixes with oil and grease on the road.
Tires are not made to drive in wet weather.
The water yet hasn't absorbed the dirt and grease.
Q.15
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When exiting your vehicle, you must maintain ____ with the vehicle at all times.
One point of contact
Four points of contact
Three points of contact
Two points of contact
Q.16
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Why should your mirrors be adjusted to show the road behind you as well as part of your vehicle?
Having only the road in the mirrors would likely make the driver carsick.
Having part of the truck in the mirrors serves as a point of reference.
It is illegal to have only the road in the mirrors.
The driver should be able to see the reflection of surrounding vehicles on the trailer.
Q.17
Submit
On any upgrade, gravity will:
Speed your vehicle up.
Slow your vehicle down.
Not impact your speed.
Q.18
Submit
Joggers who are wearing headsets:
Are usually aware of what is happening around them.
May not be aware of what is happening around them.
Can clearly hear sounds of traffic.
Usually don’t have music playing.
Q.19
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If being shipped on either a flatbed trailer or a trailer without sides, cargo must be:
Glued to the bed.
Strapped down.
Loose to allow it to shift when the vehicle turns.
Heavy enough that it won’t shift.
Q.20
Submit
Wheels with welding repairs are:
Safe to be used if the repairs were done by a professional.
Safe to be used if the repair seems solid.
Not safe to be used.
Q.21
Submit
When backing, it is best to:
Rely only on the passenger’s side mirror.
Try to back up quickly.
Turn toward the passenger’s side whenever possible.
Use a helper, if possible.
Q.22
Submit
If you are disqualified from driving:
Your employer will be notified by the state.
You must notify your employer within two business days.
You must notify your employer within a month.
Q.23
Submit
During the vehicle inspection test, you must be able to do all of the following, except:
Show where the dipstick is located.
Show that the engine oil is within safe operating range.
Show that the oil is below the refill mark.
Q.24
Submit
If being tailgated, you should:
Drive in the left lane.
Drive in the right lane.
Speed up.
Drive on the shoulder.
Q.25
Submit
Brakes can get out of adjustment:
If they are hot.
During the winter.
If they are used at all.
If brakes on one side are used more often than brakes on the other side.
Q.26
Submit
A cardboard box on the roadway:
Is not a cause for concern.
Is usually empty.
May contain a heavy object that could damage your vehicle.
Should be avoided by driving off the roadway.
Q.27
Submit
The driver of a commercial motor vehicle:
Can use any cell phone while driving.
Can only use a hands-free mobile phone while driving.
Can only use a cell phone on rural roads.
Can use a cell phone at night.
Q.28
Submit
The suspension system:
Holds up the vehicle and its load.
Keeps the load the proper distance behind the driver’s compartment.
Maintains a safe distance between the vehicle and other vehicles.
Lightens the load for the tires.
Q.29
Submit
When it is difficult to see and you are traveling near other drivers, you should:
Use high beam lights.
Use low beam lights.
Use only the clearance lights.
Q.30
Submit
Tread depth in the major grooves on a front tire should be at least:
3/4 of an inch.
1/2 of an inch.
4/32 of an inch.
1/16 of an inch.
Q.31
Submit
You should always be able to stop within:
10 feet of your vehicle.
1,000 feet of your vehicle.
Your view of the road ahead.
A minute of hitting the brakes.
Q.32
Submit
When driving, your mirrors should:
Not be used, as they are distracting.
Not be used unless there is traffic.
Be checked regularly.
Q.33
Submit
A cargo van carrying a heavy load is usually taller than when it carries a light load.
True
False
Q.34
Submit
When backing a truck, you should:
Only use the side mirrors on the driver’s side.
Use both side mirrors.
Never use a helper.
Q.35
Submit
Which of the following is a good rule to follow when making a turn?
Honk your horn.
Use your arms to get the attention of other drivers.
Turn off your turn signal before entering the turn to avoid confusing other drivers.
Signal early.
Q.36
Submit
When starting the engine of a truck with a trailer, how can you tell if the Anti-Lock Braking System (ABS) is not working?
The yellow light on the rear of the trailer will stay on.
The red light on the trailer will flash three times and then stay on.
All the rear lights on the trailer will flash and then shut off.
The blue light near the driver's door will light.
Q.37
Submit
To correct a drive-wheel braking skid, a driver should do all of the following, except:
Remove your foot from the brake pedal.
Turn quickly in the direction of the skid.
Countersteer after the vehicle is back on course.
Accelerate.
Q.38
Submit
When should you slow for a curve?
Before entering the curve
While in the curve
After the curve
Q.39
Submit
To determine if a vehicle can handle a load, you should:
Know the vehicle’s suspension rating.
Know the tire rating for the front tires only.
Start driving and see if the vehicle is handling well.
Q.40
Submit
Roads are slippery when it first begins to rain because:
Water is slippery.
The fresh rain mixes with oil on the roadway.
The water has nowhere to go.
Concrete can be slippery.
Q.41
Submit
If you identify a distracted driver on the road, you should:
Tailgate them.
Flash your lights at them.
Give them plenty of space.
Q.42
Submit
Which of the following is not a sign of a driver becoming tired?
Frequent blinking
Drifting from their lane
Feeling hungry
Q.43
Submit
If you must back up, it is helpful to:
Drive as fast as possible to complete the maneuver quickly.
First walk the line of travel to look for obstacles.
Use only the passenger side mirror.
Q.44
Submit
While driving, your mirrors:
Should not be used.
Should only be used when changing lanes.
Should be checked regularly.
Q.45
Submit
Hearing a loud noise may be a sign of tire failure.
True
False
Q.46
Submit
Applying the brake pedal causes air pressure to activate an electric switch and:
Turn off the brake lights.
Turn on the low pressure warning light.
Turn on the brake lights.
Turn off the low pressure warning light.
Q.47
Submit
Emergency equipment, such as a fire extinguisher, is:
Only needed for vehicles transporting hazardous materials.
Only needed for interstate travel.
Required.
Only required when transporting passengers.
Q.48
Submit
The front of an enclosed trailer should:
Be swept clean.
Contain rags.
Not be used for cargo.
Be free of cracks.
Q.49
Submit
Once stopped as part of the stop/start maneuver, you should:
Apply the parking brake.
Keep the vehicle in first gear.
Be perpendicular to the curb.
Be blocking a driveway.
Q.50
Submit
When completing pre-trip inspections:
The inspections should be done the same way each time.
Different items should be checked each time.
It is acceptable to check items in a different order each time.
Not every item needs to be inspected each time.
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