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Wyoming
Wyoming CDL Knowledge Test Class B 2
Answers
Q.1.
Dry bulk tanks:
Usually have low centers of gravity.
Usually have high centers of gravity.
Are usually not allowed to cross railroad tracks.
Q.2.
Rough acceleration:
Is recommended.
Can cause mechanical damage.
Is required on slippery surfaces.
Q.3.
When driving, it is important that you:
Develop plans to get out of potentially dangerous situations.
Enjoy the scenery.
Turn your head all the way around rather than use mirrors.
Q.4.
Mirrors should be:
Checked only when changing lanes.
Checked frequently.
Checked only if there is a reason to suspect a problem.
Q.5.
When checking your mirrors:
The passenger side mirror should not be used.
The driver's side mirror should not be used.
Mirrors on both sides of the vehicle should be used.
Q.6.
When doing a pre-trip inspection, you should:
Always go through the steps in the same order.
Be as quick as possible.
Not worry about small mechanical issues.
Q.7.
Poisonous fumes can enter a truck's cab due to:
A defective exhaust system.
The wrong type of fuel being used.
A lack of oil in the engine.
Under-inflated tires.
Q.8.
When traveling down a long downgrade, you should brake by:
Only using the brakes.
Mostly using the brakes and downshifting occasionally.
Downshifting and then using brakes.
Never using the brakes.
Q.9.
Rims with welding repairs:
Are unsafe.
Are acceptable on tires in the rear of the vehicle.
Are acceptable only when carrying a heavy load.
Are acceptable in combination vehicles.
Q.10.
If you are turning left at an intersection where there are two available turn lanes:
It is best to use the right lane.
It doesn’t matter which lane you use.
It is best to use the left lane.
Q.11.
When driving a vehicle, rough acceleration is:
Encouraged at slow speeds.
Encouraged at all speeds.
Discouraged at all speeds.
Q.12.
The faster you drive:
The shorter your stopping distance will be.
The longer your stopping distance will be.
The easier it will be to stop your vehicle.
Q.13.
When coming to a stop, you should apply the brake pedal by:
Pushing down gradually.
Pushing down quickly.
Pulling up gradually.
Q.14.
You must have an air brake endorsement:
To use a vehicle with air brakes.
To drive any truck with a trailer.
To transport hazardous materials.
Q.15.
Before a trip, you should make sure that:
The brake pedal sticks.
The gas pedal is loose.
The grooved pedal surface has not been smoothed out.
Q.16.
A vehicle must be equipped with all of the following, except:
A fire extinguisher.
Spare electrical fuses.
Warning devices for a parked vehicle.
A flashlight.
Q.17.
If your brakes fail when traveling downhill, decide what to do as quickly as possible because:
The longer you wait, the faster your vehicle will go.
The longer you wait, the more vehicles will get out of your way.
The longer you wait, the slower your vehicle will go.
Q.18.
A slack adjuster should move no more than ____ from where it is attached to the push rod.
Two inches
Five inches
One inch
Q.19.
If driving a truck that requires a CDL for operation:
You do not need to wear a seat belt.
You are required to wear a seat belt, but only if transporting more than 500 pounds of cargo.
You are always required to wear a seat belt.
You are only required to wear a seat belt when driving a tank trailer.
Q.20.
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.21.
Black ice is:
Usually thick.
Usually thin.
Not a hazard when driving.
Q.22.
An alcohol evaporator is especially important:
In cold weather.
In hot weather.
In dry weather.
Q.23.
What can happen if the air pressure gets too low in an air brake system?
The brakes may squeak.
The brakes may not work.
The brakes may be sluggish.
The brakes will be very sensitive.
Q.24.
The front of an enclosed trailer should:
Be swept clean.
Contain rags.
Not be used for cargo.
Be free of cracks.
Q.25.
When approaching a curve during the on-road driving test, you must do all of the following, except:
Check traffic thoroughly in all directions.
Reduce your speed before entering the curve.
Keep your vehicle in its lane.
Steadily use the brakes throughout the curve.
Q.26.
An application pressure gauge shows:
How much air pressure is being applied to the brakes.
How much air pressure is available.
How much air pressure is required to stop a vehicle.
Q.27.
Truck tractors with air brakes that were built on or after March 1, 1997 are equipped with:
An extra set of brakes.
Voice-activated brakes.
Cruise control.
Anti-Lock Braking Systems (ABS).
Q.28.
What does a vehicle inspection report do?
Tells the motor carrier about problems that may need fixing
Ensures that the vehicle is inspected regularly
Holds drivers accountable for inspecting the vehicle
Q.29.
If someone pulls out in front of you and you cannot stop to avoid a crash, you should:
Just hit the other vehicle since it will be the other driver's fault.
Swerve to avoid the other car.
Put your vehicle in reverse.
Accelerate.
Q.30.
If an aggressive driver is involved in a crash down the road, you should:
Pull over and yell at them.
Stop after the crash scene and report the other driver’s behavior to police.
Block the driver in with your vehicle.
Q.31.
If you are unsure if there is enough space for your vehicle to safely pass under an upcoming bridge, you should:
Increase your speed.
Swerve as you pass under the bridge.
Slow down.
Drive on the shoulder.
Q.32.
While driving downhill, you should brake until you reach a speed that is ____ below your safe speed, then release the brake pedal.
5 mph
10 mph
15 mph
20 mph
Q.33.
As temperatures begin to rise and ice on road surfaces begin to melt:
It is especially safe to drive.
The road will become more slippery.
Traction will increase.
It will be easier to identify slippery spots.
Q.34.
When using road speed to know when to switch gears, you should:
Learn what speeds each gear is good for and shift up when necessary.
Watch other vehicles and try to keep pace.
Watch other trucks and shift when they shift.
Use the speed limit as a guide.
Q.35.
When loading a trailer, it is important to:
Place as little weight as possible over the axles.
Place an appropriate amount of weight over the axles.
Not be concerned with how the cargo's weight is distributed.
Q.36.
If the air pressure warning light comes on, you should:
Continue driving normally.
Activate your hazard lights and continue driving.
Call the local law enforcement agency.
Safely exit the roadway and stop.
Q.37.
When entering traffic, a large vehicle usually needs:
Less space than is needed for a car.
About the same amount of space as is needed for a car.
More space than is needed for a car.
Q.38.
When inspecting underneath your vehicle for leaking fluids, you must look for all the following, except:
Fresh oil.
Coolant.
Grease.
Windshield wiper fluid.
Q.39.
To use the controlled braking method, you should:
Apply the brakes as hard as possible without locking the wheels.
Apply the brakes with about half-force.
Apply the brakes until the wheels lock.
Pump the brakes.
Q.40.
Which of the following is not an indication of damaged brakes?
Cracked drums
Shoes with oil or grease on them
Shoes worn thinly
Pads free of oil or grease
Q.41.
If another driver is tailgating you, you should:
Move into the left lane.
Speed up.
Increase the space in front of your vehicle.
Flash your lights.
Q.42.
When exiting a vehicle, a driver should:
Hop directly from their seat to the ground.
Maintain at least one point of contact with their vehicle.
Be turned to face their vehicle.
Q.43.
In a vehicle with dual parking control valves, a separate air tank can be used:
To make the air brakes work more effectively.
To temporarily release the spring brakes.
To charge the brakes on the rear trailer.
Q.44.
When checking your tires as part of the pre-trip inspection, you should look at the:
Tire pressure.
Tire color.
Tire manufacturer.
Q.45.
A tank endorsement is:
Only required when transporting gases.
Only required when transporting liquids.
Required when transporting both liquids and gases.
Optional when transporting hazardous materials.
Q.46.
When making a tight maneuver, you should:
Not use your mirrors, as they can be distracting.
Use your mirrors, but not too frequently.
Use your mirrors frequently.
Rely only on your mirrors.
Q.47.
What should happen if the air pressure in the air brake system tanks falls below 60 psi?
A warning light should come on.
Lights should flash on the outside of the vehicle.
A message should appear on the control panel.
The vehicle should stop.
Q.48.
If involved in an accident, which of the following is not recommended?
Trying to move your vehicle to the side of the road
Caring for the injured
Driving away from the scene
Q.49.
Blocking is used to:
Prevent cargo from shifting in transit.
Prevent cargo from being loaded too high.
Prevent cargo from being unloaded too quickly.
Prevent cargo from being unloaded easily.
Q.50.
When conducting a pre-drive inspection:
The inspection report is not important.
The inspection report must only be reviewed if there will be passengers in the vehicle.
The previous inspection report should be reviewed, if applicable.
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