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Driving Test
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Driving Test
Oklahoma
Oklahoma CDL Knowledge Test Class B 2
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Q.1
Submit
A Class 1 hazardous material is:
An explosive.
Solid.
Corrosive.
Q.2
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Blocking is used to:
Keep cargo in a large box.
Prevent cargo from sliding in a trailer.
Prevent cargo from falling out of a trailer.
Q.3
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Alcohol is removed from the body:
By exercising.
At a fixed rate.
More quickly if the person stays awake.
Q.4
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Blocking is used to:
Prevent cargo from shifting.
Prevent cargo from being loaded too high.
Prevent cargo from being unloaded too quickly.
Q.5
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Rough acceleration:
Is a good way to stay awake on long trips.
Is distracting.
Can cause mechanical damage.
Q.6
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A thin layer of ice that forms on road surfaces is called:
White ice.
Black ice.
Blue ice.
Q.7
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Cargo inside a trailer:
Does not need to be secured.
Should be stacked no more than three feet high.
Should be secured to prevent movement.
Q.8
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When should mirrors be adjusted?
Before driving
While driving
After driving
Q.9
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To obtain a hazardous materials endorsement, a person must be:
A U.S. citizen or permanent resident.
Perform their own background check.
New to the United States.
Q.10
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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.11
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Why should the steps of a pre-trip inspection be done in the same order each time?
Because you will be less likely to forget to check something
Because it will be faster
Because it is required by law
Q.12
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The weight of a truck:
Usually has no impact on stopping distance.
Is a major factor affecting stopping distance.
Is not as important as the type of cargo in determining stopping distance.
Q.13
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If other vehicles are having a difficult time getting around your truck on a road with two or more lanes, you should:
Speed up.
Drive on the shoulder.
Use the right lane.
Q.14
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A driver who stops at a green light could be:
An impaired driver.
A driver who is color blind.
A person who does not know the rules of the road.
Q.15
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Dry bulk tanks:
Usually have a low center of gravity.
Usually have a high center of gravity.
Are usually not allowed to cross railroad tracks.
Q.16
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Texting while driving is:
Allowed if you are contacting your employer.
Allowed when driving on rural roads.
Not allowed.
Q.17
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When driving, mirrors should be used:
Only when there may be a problem.
Infrequently.
Regularly.
Q.18
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A liver can process about ____ per hour.
One alcoholic drink
Two alcoholic drinks
Three alcoholic drinks
Q.19
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What should be done to prevent an engine fire from spreading?
Leave the engine turned on
Turn the engine turned off
Open the hood
Q.20
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Foundation brakes are used:
Only on the front wheels of a vehicle.
Only on the rear wheels of a vehicle.
On each wheel of a vehicle.
Q.21
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When loading a trailer, you should:
Place as little weight as possible over the axles.
Place a well-balanced amount of weight over the axles.
Not be concerned with how the weight is distributed.
Q.22
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When inspecting the windshield before a trip, a person should do all the following, except:
Remove and sharpen the wiper blades.
Check the windshield wipers for proper spring tension.
Check the wiper blades for damage.
Q.23
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When pulled off on the side of the road:
A driver should keep the driver’s side door open.
A driver should turn on the emergency flashers.
The driver should wave their arms.
Q.24
Submit
When driving down a steep hill, your primary source of braking should be:
Engine adjustments.
The brakes.
The hand brake.
Q.25
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While driving a vehicle, if an unusual noise or feeling occurs, the driver should:
Assume it is not a concern and continue driving.
Hope the vehicle makes it until it is switched to another driver.
Check out the situation to determine the proper solutions.
Q.26
Submit
Which of the following is not a reason to cover cargo?
To protect people from spilled cargo
To protect the cargo from weather
To protect the cargo from animals
Q.27
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While driving:
Creating a text is not permitted, but reading a text is.
Creating a text is permitted, but reading a text is not.
Neither creating nor reading a text is permitted.
Q.28
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When approaching a vehicle for a pre-trip inspection, a driver should look under the vehicle:
To see if the vehicle is on an incline.
To see if there are any fresh fluids on the ground.
To see if the vehicle is in a parking spot.
Q.29
Submit
Your horn should be used to:
Tell other drivers that you are angry.
Warn other drivers that you are near.
Frighten other drivers.
Q.30
Submit
When backing with a trailer, you should begin by:
Turning the steering wheel in the direction of the turn.
Turning the steering wheel in the direction opposite of the turn.
Turning the wheel as sharply as possible.
Q.31
Submit
Rust around wheel nuts may mean:
It recently rained.
The nuts are loose.
The tire is not clean.
Q.32
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ABS allows you to:
Drive faster.
Brake harder.
Stay in control when stopping.
Q.33
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If there is a fire in your vehicle, you should not:
Park in an area away from buildings, trees, brush, and other vehicles.
Pull into a service station.
Notify emergency services of your problem and your location.
Q.34
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A stopped bus:
Is not a cause for concern since it is stopped.
Is only a concern if passengers are exiting the bus.
Is a concern whether or not passengers are visible.
Q.35
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If an applicant does not receive an air brakes endorsement:
They cannot operate a vehicle with air brakes.
They can only operate a vehicle with air brakes in intrastate commerce.
They can only operate a vehicle with air brakes in interstate commerce.
Q.36
Submit
If there is a cargo fire in a box trailer:
The trailer doors should be opened.
The trailer doors should not be opened.
A large, heavy blanket should be put over the trailer.
Q.37
Submit
As part of a pre-trip inspection, you should look for all of the following, except:
Tires with too much air pressure.
Tires with too much wear.
Tires made by different manufacturers.
Q.38
Submit
To prevent a vehicle from rolling backward when beginning to move forward from a stopped position, you should:
Turn off the engine.
Partly engage the clutch.
Apply the emergency brake.
Q.39
Submit
Rust around wheel nuts may mean:
The nuts are too tight.
The nuts are loose.
The tires should be replaced.
Q.40
Submit
How do ice cream trucks become hazardous to other drivers?
Ice cream trucks must be kept cold.
Children often run toward an ice cream truck without looking for other traffic.
Ice cream trucks leave trails of water and ice on the roadway.
Q.41
Submit
A Class 1 hazardous material is:
An explosive.
Radioactive.
Corrosive.
Q.42
Submit
In low temperatures, bridges usually freeze:
After other parts of the roadway.
Before other parts of the roadway.
At the same time as other parts of the roadway.
Q.43
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If a vehicle is carrying hazardous cargo, placards must be placed:
Only on the front of the vehicle.
On the front, rear, and sides of the vehicle.
Only on the driver’s side of the vehicle.
Q.44
Submit
If the spring brakes are on, you should:
Not use the brake pedal.
Press the accelerator.
Move the steering wheel.
Q.45
Submit
If a driver has stopped on the road and is placing triangles to warn other motorists:
The triangles should be held between the driver and oncoming traffic.
The triangles should be carried behind the driver's back to prevent them from being seen by other drivers until they are placed.
The triangles should be held as low as possible.
Q.46
Submit
Tie-downs are used to:
Prevent cargo from shifting.
Prevent skidding.
Keep doors closed while driving.
Q.47
Submit
When approaching a construction worker who is near the road, you should:
Increase your speed.
Decrease your speed.
Move to the shoulder.
Q.48
Submit
How much water must be present for a vehicle to hydroplane?
Usually several inches
A good amount, such as a large puddle
A small amount
Q.49
Submit
If you are convicted of a traffic violation:
The State will inform your employer.
You must tell your employer.
You must tell the shipper.
Q.50
Submit
When driving, you should stop every ____ to take a break to avoid becoming too tired.
Half hour
Two hours
Six hours
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