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Nevada
Nevada CDL Knowledge Test Class A 1
Answers
Q.1.
Without engine oil:
A vehicle will get better gas mileage.
An engine can be destroyed quickly.
The ABS won’t work properly.
Q.2.
How is the parking brake released?
By tapping on the brake pedal three times
By pushing in the brake control knob
By engaging the accelerator
By tapping the accelerator twice
Q.3.
The two markings on a front brake limiting valve usually read:
"Normal" and "slippery."
"Low" and "high."
"Left" and "right."
Q.4.
Sending text messages while driving:
May be done if the messages are short.
Is encouraged.
Is permitted if you are asking a question of your employer.
Is not permitted.
Q.5.
When taking the basic control skills test, drivers are:
Not permitted to stop and exit the vehicle to look at the vehicle’s position.
Encouraged not to exit the vehicle to look at the vehicle’s position.
Allowed to leave the vehicle, but only if the vehicle is placed in reverse.
Allowed to leave the vehicle, but only if the vehicle is placed in neutral and the parking brake is set.
Q.6.
During a pre-trip inspection, belts should be:
Left alone and not inspected.
Checked for tightness.
Inspected, but only about once a month.
Q.7.
When asked to complete an offset back/left parking maneuver, you should:
Pull straight forward, then back to the right.
Pull straight forward, then back to the left.
Pull forward to the right, then back in a straight line.
Pull forward to the left, then back in a straight line.
Q.8.
What is sleep debt?
When you fall behind on sleep
When you want to take a nap
Excess sleep
The amount of time it takes to get ready to drive after sleeping
Q.9.
A hand valve can be used to:
Add fuel to a vehicle.
Prevent a truck from rolling backwards when starting from a stop.
Check the oil.
Load cargo.
Q.10.
A modulating control valve can control the:
Spring brakes.
Landing gear.
Air brakes.
Anti-lock braking system (ABS).
Q.11.
Overloading a vehicle with cargo:
Usually has no effect on the vehicle.
Can impact the vehicle's steering and brake control.
Can impact the vehicle's electrical system.
Q.12.
When you need to stop in an emergency, you should:
Lock the wheels and skid to a stop.
Stop in a way that keeps your vehicle in a straight line.
Stop in a way that turns your vehicle.
Expect your vehicle to slow down more quickly than usual.
Q.13.
While driving, you should:
Develop plans to get out of any dangerous situation that could arise.
Enjoy the scenery.
Never look at the mirrors.
Focus on your own driving and not worry about other drivers.
Q.14.
If a vehicle is equipped with power steering, the hoses should be checked:
For leaks.
To ensure that they are still clear.
To ensure that they are connected to the battery.
To ensure that they contain the proper amount of play.
Q.15.
A Class 1 hazardous material is:
An explosive.
Liquid.
Corrosive.
Q.16.
If you are being tailgated, you should:
Drive on the shoulder.
Pull off the roadway.
Drive faster.
Allow the vehicle to pass.
Q.17.
When steering to avoid a crash, you should:
Only use one hand to steer.
Keep both hands on the steering wheel.
Not use your mirrors to check other lanes.
Speed up as you get nearer to the hazard.
Q.18.
To warn drivers behind you that you will be slowing down, you should:
Turn on the right turn signal followed by the left turn signal.
Tap your brake pedal a few times to illuminate your brake lights.
Swerve from side to side to get their attention.
Q.19.
If a person operates in both excepted and non-excepted intrastate commerce, which type of license should the driver select?
Either excepted or non-excepted
Excepted
Non-excepted
Traditional
Q.20.
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.21.
Manual air tank drains should be:
Opened to drain the tanks after each day.
Left open while driving.
Sealed with glue.
Q.22.
When it’s difficult to see, such as at dawn or dusk, a driver can increase their vehicle's visibility by:
Driving while using their lights.
Driving with their windows open.
Flashing their lights periodically.
Q.23.
What should you do when confronted with an aggressive driver?
Make eye contact.
Try to stay in the other driver’s way.
Ignore their gestures.
Have a conversation.
Q.24.
An Anti-Lock Braking System (ABS):
Is not available for most trucks.
Is not helpful in most situations.
Is required on newer trucks.
Q.25.
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.26.
If the coolant temperature gauge goes above the highest safe temperature, you should:
Continue to drive.
Pull over and figure out what's wrong.
Run the air conditioner.
Q.27.
The emergency brake system uses:
Only parts of the parking brake system.
Only parts of the service brake system.
Parts of both the parking and service brake systems.
Only parts unique to the emergency brake system.
Q.28.
When driving in the winter, which of the following should receive extra attention in a pre-trip inspection?
Coolant and antifreeze levels
The air conditioning unit
Oil levels
The air filter
Q.29.
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.30.
A Class 1 hazardous material is:
An explosive.
Radioactive.
Corrosive.
Q.31.
When driving in fog, you should:
Use the windshield wipers.
Use low beam headlights.
Use high beam headlights.
Use the air conditioning.
Q.32.
Mirrors should be used:
Only when there may be an emergency.
Regularly.
By a helper to monitor your blind spots.
Q.33.
When inspecting the exhaust system for defects, which of the following should be fixed?
Missing mounting brackets or clamps
A broken exhaust pipe, muffler, or tailpipe
Leaking exhaust system parts
All of the above
Q.34.
How should you brake if your vehicle's ABS is not working?
Brake normally, as you will still have functioning brakes.
Pump the brake repeatedly.
Press the brake pedal down as hard as you can.
Q.35.
When driving a vehicle, rough acceleration is:
Encouraged at slow speeds.
Encouraged at all speeds.
Discouraged at all speeds.
Q.36.
If a vehicle has air brakes, the air compressor drive belt should be checked before each drive. In what condition should the belt be?
Loose
Tight
Cracked
Bumpy
Q.37.
Rims with welding repairs:
Are not safe to be used.
Are acceptable to be used on tires on the rear of a vehicle.
Are acceptable to be used only when carrying a heavy load.
Q.38.
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.39.
If turning to avoid a hazard:
You should brake hard.
You should not brake as it may cause the wheels to lock.
You should turn very sharply.
Q.40.
When backing a truck, you should:
Only use the side mirrors on the driver’s side of the vehicle.
Use both side mirrors.
Not use a helper.
Q.41.
Alcohol begins to affect the body:
After only one drink.
After several drinks have been consumed.
At the legal limit.
Q.42.
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.43.
When driving under wet conditions, a lack of spray coming from the tires of other vehicles indicates that:
Ice has formed on the road.
The pavement is dry.
The spray is caught on the underside of the vehicle.
Q.44.
When accelerating on a surface with poor traction, such as a wet road, a driver should:
Speed up quickly.
Speed up slowly.
Not be concerned about the pavement.
Q.45.
If you have more than one license:
You are unlikely to be caught.
You are doing nothing wrong.
You will be penalized.
There is no way for authorities to find out.
Q.46.
If stopped on the road or shoulder, within 10 minutes, you must:
Place emergency warning devices.
Alert local law enforcement.
Stand behind your vehicle and motion for traffic to pass you.
Call a mechanic.
Q.47.
Tie-downs are used to:
Prevent cargo from shifting.
Prevent skidding.
Keep doors closed while driving.
Q.48.
Hydraulic brakes can fail due to:
A loss of pressure.
Cold weather.
Driving uphill for long periods of time.
Grooves in the roadway.
Q.49.
If equipped, a header board should:
Be damaged.
Be loose.
Be strong enough to contain cargo.
Light up when the engine is started.
Q.50.
When starting the engine as part of the pre-trip inspection, the driver should:
Listen for unusual noises.
Rev the engine.
Turn up the radio.
Turn on the heater.
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