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Driving Test
Kentucky
Kentucky CDL Knowledge Test Class B 1
Answers
Q.1.
Water that has collected on a roadway can cause:
Hydroplaning.
Acceleration.
Stopping.
Q.2.
If you notice anything affecting the safety or mechanical functioning of your CMV while driving, you should:
Stay quiet and see if the problem goes away.
Make a written report that includes your concerns.
Try to fix it yourself.
Q.3.
While driving, gauges are:
Unreliable.
Unpredictable.
To be monitored for potential signs of trouble.
Q.4.
During the vehicle inspection test, you will be asked to:
Change a tire.
Explain to the examiner what you are inspecting and why.
Estimate the weight of a load on a trailer.
Q.5.
What is the Gross Vehicle Weight Rating (GVWR)?
The weight stated by the manufacturer as the loaded weight of a single vehicle
The maximum weight that can be pulled by a vehicle
The minimum weight that can be hauled by a vehicle
Q.6.
Air tank drains:
Should not be used in cold weather.
Are helpful to remove water and oil from the air tanks.
Are used to move air to the brakes.
Q.7.
If your brakes fail while you are traveling downhill and there is no available escape ramp, you should:
Keep pumping the brakes.
Turn the vehicle off.
Drive into an open field.
Q.8.
Which of the following is not a sign of bad brakes?
Cracked drums
Very thin pads
Pads free of oil or grease
Q.9.
If you must drive in reverse, using driver's side backing:
Is always encouraged.
Is discouraged.
Is only recommended if it is raining.
Q.10.
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.11.
Vehicles driving behind a truck:
May have difficulty seeing objects in front of the truck.
Often have a great view of the roadway in front of them.
Do not need to signal.
Q.12.
What is a retarder?
A device that prevents a vehicle from going too fast
A device that prevents a vehicle from being too loud
A device that improves a vehicle's gas mileage
Q.13.
If backing a truck:
You should rely on your mirrors to guide you.
You should first walk the area to become more familiar with obstacles.
You should look straight ahead.
Q.14.
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.15.
Once they have begun to drive after a tire on their vehicle has been changed, a driver should stop after a short distance to:
Ensure that the lug nuts are still tight.
Ensure that the tire is wearing evenly.
Ensure that the air pressure of the tire is still acceptable.
Q.16.
Pre-trip inspections should be done:
Differently each time in order to place emphasis on different items.
The same way each time to prevent you from forgetting anything.
Once in a while.
Q.17.
When driving in hot weather:
The air pressure in tires will decrease.
The engine oil can help to keep the engine cool.
Antifreeze is not important.
Q.18.
When driving in winter, which of the following should receive extra attention in a pre-trip inspection?
Coolant and antifreeze levels
The air conditioning unit
The oil pressure
Q.19.
A danger of swerving to avoid a hazard while driving a large truck is that:
The truck may miss the object.
The truck may flip over.
The truck may stay in the same lane.
Q.20.
What is a tire load?
The minimum safe weight a tire can carry
The maximum safe weight a tire can carry
The weight of a tire
Q.21.
If brakes fail on a long downgrade, the driver should:
Turn the vehicle off and then back on to reset the brakes.
Pump the brakes.
Look for an escape ramp or other way to stop.
Q.22.
A steering wheel should be:
Held with one hand while the other hand rests.
Held with both hands to ensure an adequate grip.
Released if the vehicle is approaching a bump.
Q.23.
Which of the following is not an indicator of when to change gears?
Engine speed (rpm)
Road speed (mph)
The speed of the vehicle next to you
Q.24.
What do the two systems of a dual air brake system share?
Hoses
An air compressor
Air tanks
Q.25.
Too much air pressure in a tire:
Is not possible.
Is encouraged on long drives.
Can be dangerous.
Q.26.
When backing with a trailer, turning toward the driver’s side is encouraged:
Because it allows the driver a better view.
Because turning toward the passenger side is illegal.
Because other drivers can offer assistance.
Q.27.
If driving so slowly that you could impede other drivers, you should:
Drive in the left lane.
Drive while using your four-way flashers.
Drive without using any lights.
Q.28.
To make a stop in a vehicle equipped with air brakes, the driver should:
Press the brake pedal down.
Lift the brake pedal up.
Pull out the air brake knob.
Q.29.
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.
You should always be able to stop within:
10 feet of your vehicle.
100 feet of your vehicle.
Your view of the road ahead.
Q.31.
When loading cargo, it is important to:
Stack items as high as possible.
Know the weight capacity rating of the suspension system.
Place light items underneath heavier items.
Q.32.
Before driving a vehicle with air brakes, you should ensure that the ____ come on automatically when air pressure falls below 45 psi.
Spring brakes
Parking brakes
Air brakes
Q.33.
Truck tractors with air brakes built on or after March 1, 1997 must have:
An Anti-Lock Braking System (ABS).
Bluetooth.
A GPS.
Q.34.
If driving through flowing water or a large puddle, you should:
Increase your speed.
Gently apply the brakes.
Try to stop in the water.
Q.35.
To avoid a hazard:
You should always steer to the left.
You may be able to drive onto the shoulder.
You should steer sharply in one direction.
Q.36.
When stopping in an emergency situation, you should:
Veer your trailer to the right and stop.
Stop in a straight line.
Veer your trailer to the left and stop.
Q.37.
Loading cargo improperly:
Improves fuel efficiency.
Can be dangerous.
Usually makes unloading easier.
Q.38.
A cracked rim should be:
Repaired by welding.
Relocated to one of a pair of dual tires.
Replaced.
Q.39.
Texting while driving is especially dangerous because:
It is both a mental and physical distraction.
A message may be upsetting to the driver.
People like to read and may become too engaged in their phones.
Q.40.
Cargo being transported should be checked:
Only before the trip.
Before the trip and again within the first 50 miles of the trip.
Only by the loading personnel.
Q.41.
ABS brakes:
Help you avoid wheel lockup.
Lock up your vehicle's wheels.
Prevent your vehicle from accelerating when going uphill.
Q.42.
A vehicle that is smaller than your vehicle:
Will usually be able to stop faster than your vehicle.
Will usually take more time to stop than your vehicle.
Will take about the same amount of time to stop as your vehicle.
Q.43.
In icy conditions, a retarder should be:
Turned on.
Turned off.
Only used on the rear wheels.
Q.44.
In order to receive a hazardous materials endorsement, a person must complete all of the following, except:
A HazMat knowledge test.
An FBI fingerprint check.
A CIA intelligence check.
Q.45.
During a pre-trip inspection, belts should be:
Left alone and not inspected.
Checked for tightness.
Inspected, but only about once a month.
Q.46.
When starting an engine as part of a pre-trip inspection, the driver should:
Listen for unusual noises.
Place the engine in first gear.
Turn on the heater.
Q.47.
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.48.
Who is responsible for ensuring cargo is loaded properly?
The driver
The shipper
The recipient
Q.49.
When asked to make a turn while taking your driving test, you should:
Use your turn signal, but only if other cars are present.
Check traffic only in the direction of the turn.
Check traffic in all directions.
Q.50.
Having weight loaded in a way that creates a high center of gravity:
Increases the likelihood of a rollover.
Increases the likelihood that items will fall down.
Increases the difficulty of unloading the cargo.
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