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Wyoming
Wyoming CDL Knowledge Test Class A 1
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Q.1
Submit
When driving in fog, you should:
Slow down.
Speed up.
Drive on the shoulder.
Q.2
Submit
When traction is poor, a driver should accelerate especially slowly:
Because it is always good to accelerate slowly.
To keep from losing control of the vehicle.
To keep from accelerating faster than the vehicle ahead.
Q.3
Submit
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.4
Submit
Which of the following is not a sign of a person being drowsy?
Frequent blinking
Drifting from your lane
Feeling hungry
Yawning
Q.5
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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.
Q.6
Submit
During a walk-around inspection, ensure there are no cracks on the brake drums that are more than ____ of the width of the friction area.
One half
One quarter
One third
One tenth
Q.7
Submit
Texting while driving is worrisome:
Because it creates both mental and physical distractions.
Because a message may be upsetting to the driver.
Because the texts may be more interesting than the task of driving.
Because it is less efficient than a phone call.
Q.8
Submit
Hanging meat in a refrigerated truck:
Is a good way for inexperienced drivers to gain experience.
Requires a skilled driver.
Is illegal in most states.
Q.9
Submit
ABS allows you to:
Drive faster.
Brake harder.
Stay in control when stopping.
Q.10
Submit
Radial and bias-ply tires:
Should be used together on all axles.
Should be used together, but only on the rear axle.
Should not be used together.
Q.11
Submit
Backing with a trailer is dangerous because:
It is difficult for the driver to see behind the trailer.
There may be extra weight in the front of the vehicle.
Cargo may fall out of the trailer.
Trailers are not made to be driven in reverse.
Q.12
Submit
When approaching a railroad crossing, a driver should:
Rely only on automated signals.
Expect to hear a train.
Cross the tracks before an approaching train reaches the crossing.
Reduce their speed.
Q.13
Submit
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.14
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A distracted driver:
Usually follows the rules of the road.
Usually has slowed perception.
Is a good person to follow.
Q.15
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Passive railroad crossings:
Are controlled by flashing lights.
Are not controlled by any type of traffic control device.
Have gates that lower when trains are approaching.
Should never be crossed by a CMV.
Q.16
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Good drivers consistently look ____ seconds ahead of their vehicles.
Two to three
Five to six
12 to 15
30 to 45
Q.17
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Which of the following is not a type of distraction?
Physical
Mental
Obtuse
Q.18
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Friction inside a brake drum is caused when the brake shoes and linings:
Push against each other.
Separate from the axle.
Push against the inside of the drum.
Create excess heat.
Q.19
Submit
Do not use the parking brake when parking if:
The brakes are very hot.
The brakes are very cold.
There is snow on the ground.
There is water on the ground.
Q.20
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Brake fade is a result of:
Brakes being exposed to sunlight.
Brakes being exposed to moisture.
Excessive use of the brakes.
Q.21
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Cargo with a high center of gravity:
Can make a vehicle likely to tip over.
Is encouraged in inclement weather.
Is required on some roads.
Q.22
Submit
If approaching a railroad crossing that is being approached by a train, you should:
Try to cross the tracks quickly.
Drive around any lowered gates.
Stop and wait for the train to pass before beginning across the tracks.
Q.23
Submit
What is a drawback of retarders?
They may not be permitted everywhere.
They can help to slow a vehicle.
They cannot be turned off.
Q.24
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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.25
Submit
When asked to complete a conventional parallel parking maneuver, you should:
Pass the parking space while backing, then pull forward into it.
Pull forward past the parking space, then back into it.
Pull forward into the parking space without passing it first.
Back into the parking space without passing it first.
Q.26
Submit
When traveling down a downgrade, the speed of a vehicle will likely:
Decrease.
Not change.
Increase.
Match the speed of traffic.
Q.27
Submit
If a vehicle is equipped with an Anti-Lock Braking System (ABS), when the vehicle is started:
The brakes should lock up.
The ABS indicator light should turn on, then quickly shut off.
The steering wheel will not move until the air tanks are full.
Q.28
Submit
Convex mirrors:
Cannot be used on vehicles transporting hazardous materials.
Can replace flat mirrors.
Can be helpful to see a wider area.
Are illegal to be used in most states.
Q.29
Submit
Distracted driving:
Is not a concern.
Only happens when drivers are physically doing something, like using a cell phone.
Can occur due to mental activities, such as daydreaming.
Is encouraged on uncrowded roads.
Q.30
Submit
When leaving your vehicle unattended:
The parking brake should be used.
The parking brake only needs to be used if the vehicle is parked on a slope.
The parking brake should not be used, as it can damage the tires.
Q.31
Submit
When trying to avoid a hazard:
Stopping is always effective.
Swerving may be more effective than stopping.
You may change lanes without looking.
You should drive on the shoulder.
Q.32
Submit
When a brake pedal is pressed and the S-cam is turned, the S-cam:
Presses the brake shoes against the inside of the brake drum.
Tightens the brake drum onto the axle.
Presses the brake lining against the wheel.
Releases air from the air tanks.
Q.33
Submit
If a five-foot-long item is placed on a flatbed trailer, it must be secured by at least:
One tie-down.
Two tie-downs.
Three tie-downs.
Q.34
Submit
When driving, your mirrors should:
Not be used, as they are distracting.
Not be used unless there is traffic.
Be checked regularly.
Q.35
Submit
Which of the following is acceptable if found during a pre-trip inspection?
Tires of mismatched sizes
Cracks in the tires
Tires manufactured by different makers
Q.36
Submit
Distracted driving:
Is not a concern.
Only occurs as a result of people who are physically doing something while driving.
Can occur as a result of mental activities, such as daydreaming.
Is encouraged on uncrowded roads.
Q.37
Submit
When parked on the side of the road, you should:
Use only the rear flashing lights.
Use one set of turn signals.
Use your high beam headlights.
Use your four-way flashers.
Q.38
Submit
The minimum size of placards identifying hazardous materials is:
Four inches.
Six and one-quarter inches.
Nine and three-quarter inches.
10 and three-quarter inches.
Q.39
Submit
Truck tractors with air brakes built on or after March 1, 1997 must have:
An Anti-Lock Braking System (ABS).
Bluetooth.
GPS.
A rear back-up camera.
Q.40
Submit
If making a tight turn, the operator of a CMV should:
Be able to drive as fast as the driver of a car.
Not be concerned about speed, but focus on the road.
Warn drivers behind by braking early and slowing gradually.
Q.41
Submit
Why should rental trucks be approached with caution?
It is a rental vehicle, so it likely isn’t insured.
Drivers are usually worried about their cargo.
Drivers may not be familiar with the limited views to the sides and rear.
They do not respond to the driver as well as other vehicles.
Q.42
Submit
When checking power steering hoses during a pre-trip inspection, you should look for:
Leaks.
Secure connections to the battery.
Extra hose pieces available for repairs.
Q.43
Submit
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.44
Submit
When driving a vehicle equipped with an Anti-Lock Braking System (ABS), you should:
Always pump the brakes several times before holding down the brake pedal.
Brake normally.
Press down the brake pedal as hard as possible every time you slow or stop.
Q.45
Submit
When making a left turn where there are two available turn lanes, a driver should begin the turn in the rightmost lane because:
It will be easier for the driver to keep track of turning vehicles on their left than on their right.
The vehicle will be able to turn more quickly.
Other vehicles will get out of the turning vehicle's way.
Q.46
Submit
Which of the following is a sign of a potentially drunk driver?
They are staying in their traffic lane.
They are driving a consistent speed.
They are stopping without a reason.
They have alcohol-related bumper stickers on their vehicle.
Q.47
Submit
When checking the engine compartment:
The parking brake should not be engaged.
Wheels should be chocked.
The engine should be running.
The gearshift should be in first gear.
Q.48
Submit
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.49
Submit
If you are unsure if there is enough space for your vehicle to safely travel under a bridge, you should:
Speed up.
Swerve as you pass under the bridge.
Slow down.
Drive on the shoulder.
Q.50
Submit
To avoid becoming an aggressive driver, you should:
Plan trips without allocating extra time for traffic.
Tailgate.
Drive slowly in the left lane.
Not make gestures to other drivers.
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