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Driving Test
Virginia
Virginia CDL Knowledge Test Class B 1
Answers
Q.1.
When turning, when should the turn signal be canceled?
Before entering the turn
During the turn
After the turn is completed
Q.2.
When making a left turn, you should start the turn:
Before reaching the center of the intersection.
No sooner than the center of the intersection.
After your rear wheels have passed the center of the intersection.
Q.3.
A ____ allows a driver to gradually apply spring brakes.
Modulating control valve
Trailer air supply control
Relay valve
Q.4.
You are especially likely to encounter strong winds when:
Coming out of tunnels.
Going into tunnels.
Driving on shoulders.
Q.5.
Lights that indicate that anti-lock brakes are not working are:
Gray.
Blue.
Yellow.
Q.6.
Tires with tread separation are:
Acceptable if placed on the rear of the vehicle.
Acceptable when transporting lighter loads.
Not acceptable.
Q.7.
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.8.
Skids happen when:
Tires lose their grip on the road.
There is too much weight in the trailer.
ABS kicks in.
Q.9.
When backing with a trailer:
You should not back up in a straight line.
You should not correct drift until you are far off course.
You should frequently pull forward to reposition the vehicle.
Q.10.
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.11.
Air tank drains should:
Only be used by mechanics.
Only be used when it is wet outside.
Be used to drain the tanks completely.
Q.12.
You may be an aggressive driver if you:
Expect delays on your drive.
Slow down and maintain a reasonable following distance.
Make hand gestures that could anger other drivers.
Q.13.
If driving so slowly that you could impede other drivers, you should:
Stay in the left lane.
Drive while using your four-way flashers.
Wave an arm out the window.
Q.14.
The leading factor resulting in death and injury in work zones is:
Speeding.
Stopping.
Under-inflated tires.
Q.15.
Containerized loads are used:
When the cargo is too large to fit on a truck.
When the cargo has been or will be transported by a train.
When the cargo is a liquid.
Q.16.
Stopping distance can be affected by:
Driving speed.
Temperature.
Time of day.
Q.17.
Which of the following is not an indicator of when to upshift?
Road speed
RPMs
Time
Q.18.
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.19.
Alcohol can be removed from your system:
By exercising.
By drinking coffee.
By waiting.
Q.20.
If you identify a distracted driver on the road, you should:
Tailgate them.
Flash your lights at them.
Give them plenty of space.
Q.21.
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.22.
If you remain in neutral for too long while switching gears:
The vehicle will speed up.
You may have trouble putting the vehicle into the next gear.
You may kill the engine.
Q.23.
Which of the following is acceptable if found during a pre-trip inspection?
Tires of mismatched sizes
Tread of 3/32 of an inch in the grooves of the front tires
Tires manufactured by different makers
Q.24.
What kind of force do emergency brakes use?
Air pressure
Mechanical
Heavy
Q.25.
When making a lane change, your turn signal:
Should always be used.
Should only be used if there is traffic present.
Should only be used between dusk and dawn.
Q.26.
Maintaining a cushion of space between your vehicle and the vehicle ahead is:
Not encouraged, as it slows the flow of traffic.
Encouraged, as it allows you time to react to unexpected hazards.
Only encouraged if you are traveling with a passenger.
Q.27.
If your wheels being to spin when accelerating on a poor traction surface, you should:
Use the brakes.
Take your foot off the accelerator.
Continue to accelerate.
Q.28.
When completing an offset back/left parking maneuver, a driver should:
Pull straight forward, then back to the left.
Drive straight back, then pull forward to the left.
Pull straight forward, then drive straight back.
Q.29.
When driving a 50-foot truck at 50 mph, your minimum following distance should be:
Four seconds.
Five seconds.
Six seconds.
Q.30.
A driver should ensure that:
The truck is overloaded.
The truck is properly loaded.
The cargo is mostly in the front of the trailer.
Q.31.
When approaching your vehicle as part of your pre-trip inspection, you should look for what as a sign of trouble?
A puddle of oil under the vehicle
Inflated tires
Lug nuts that look tight
Q.32.
Why are multi-speed axles and auxiliary transmissions used?
To make a vehicle operate more smoothly
To provide extra gears
To improve a vehicle's gas mileage
Q.33.
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.34.
When mirrors are properly adjusted:
No part of the vehicle should be visible in the mirrors.
A part of the vehicle should be visible in the mirrors.
More than half of each mirror should show the vehicle.
Q.35.
Skids caused by acceleration can usually be resolved by:
Accelerating.
Removing your foot from the accelerator.
Coming to a complete stop.
Q.36.
If a vehicle is power steering-equipped, the hoses should be:
Checked for leaks.
Securely connected to the battery.
Carrying fuel.
Q.37.
Bridges usually:
Do not freeze.
Have heaters to prevent them from freezing.
Freeze before other surfaces.
Q.38.
When completing an offset back/right parking maneuver, you should:
Pull straight forward, then drive straight back.
Drive straight back, then pull forward to the left.
Pull straight forward, then back to the right.
Q.39.
Bracing is used to:
Make items stand taller in a trailer.
Prevent items from moving in a trailer.
Make it easier to unload items from a trailer.
Q.40.
The ____ are activated by an electric switch that is triggered by the brake pedal.
Headlights
Turn signals
Brake lights
Q.41.
Which of the following is a time when the vehicle should be downshifted?
Before starting down a hill
Before starting up a hill
After exiting a curve
Q.42.
In the case of an engine fire, you should not:
Turn off the engine as soon as possible.
Shoot foam through the louvers.
Open the hood.
Q.43.
The tire load:
Can be exceeded in cooler conditions.
Is the maximum safe weight a tire can carry at a given pressure.
Must be written in the shipping papers.
Q.44.
When transporting cargo, drivers must check the securement of the cargo every:
10 miles.
150 miles.
500 miles.
Q.45.
If your vehicle is hydroplaning, you should:
Not use the brakes.
Accelerate.
Put the vehicle in reverse.
Q.46.
As part of the vehicle inspection test, you will be asked to:
Explain what you would inspect and why.
Replace an electrical fuse.
Unload the trailer.
Q.47.
Livestock:
Should never be carried on a trailer.
Should be placed in the front of a trailer.
Can create unstable driving conditions.
Q.48.
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.49.
If an aggressive driver is involved in a crash on the road ahead, you should:
Stop and confront the driver.
Stop a safe distance from the crash scene, wait for police to arrive, and tell them of the driver's behavior.
Block the driver in with your vehicle.
Q.50.
When parking, you should not use the parking brake if:
The brakes are very hot.
The brakes are very cold.
There is snow on the ground.
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