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Oregon
Oregon CDL Knowledge Test Class A 1
Answers
Q.1.
When checking your tires as part of the pre-trip inspection, you should look at the:
Tire pressure.
Tire color.
Tire manufacturer.
Q.2.
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.3.
A broken exhaust system can:
Let poisonous fumes into the cab.
Improve fuel efficiency.
Make steering more difficult.
Q.4.
To stay alert while driving, you should:
Eat a heavy meal before beginning your trip.
Keep the cab warm.
Ride with a second person who can share driving responsibilities.
Q.5.
When loading cargo, weight should be placed:
As high as possible.
As low as possible.
As far back as possible.
Q.6.
Distracted driving:
Can only be caused by physical distractions.
Can only be caused by mental distractions.
Can be caused by physical and/or mental distractions.
Can only be caused by cell phone use.
Q.7.
What is often found in compressed air?
Water
Cardboard
Brake fluid
Q.8.
When traveling on a downgrade, a vehicle will:
Slow down.
Travel at the same rate as on level roadway.
Speed up.
Likely swerve to the right.
Q.9.
The steering wheel should be:
Held with both hands.
Held with one hand to keep the other hand free.
Held with one hand at a time, alternating between hands.
Q.10.
To avoid a crash:
Braking is always the best option.
Swerving may be more effective than braking.
Drivers should leave 100 yards of distance between their vehicle and the next.
Q.11.
The leakage rate for a single vehicle with air brakes should be no more than ____ in one minute during a static leakage test.
1 psi
2 psi
3 psi
Q.12.
A second conviction of operating a CMV with a minimum blood alcohol concentration (BAC) of 0.04 percent will result in:
The loss of your CDL for life.
The loss of your CDL for five years.
The loss of your CDL for one year.
Q.13.
After a trip:
A vehicle should be placed out-of-service.
A vehicle's oil should be changed.
A vehicle's after-trip inspection should be completed.
A vehicle's battery should be disconnected.
Q.14.
If you’re driving and the ABS warning light comes on, it means:
The ABS is working properly.
The ABS has just been activated.
The ABS is not working properly.
The ABS needs to be activated.
Q.15.
Driving too fast:
Is a major cause of fatal crashes.
Can be a good way to get to your destination quickly.
Should only be done if the roadway is dry.
Is acceptable in light traffic.
Q.16.
When parked on a flat surface, you should:
Use wheel chocks to prevent your vehicle from moving.
Not use wheel chocks.
Use wheel chocks, but only if you have applied the parking brake.
Q.17.
After starting a trip while transporting cargo:
You will not need to inspect the cargo.
The cargo should only be inspected if it is making noise.
The cargo should only be inspected if there is an obvious concern.
The cargo should be inspected after 50 miles on the road to ensure it is still properly secured.
Q.18.
When driving on the expressway during the skills test, you should:
Switch lanes frequently.
Use your mirrors to check traffic as needed.
Drive on the left side of the lane.
Drive above the posted speed limit.
Q.19.
Which of the following is not a crime that would disqualify an applicant from a hazardous materials endorsement?
Arson
Dishonesty
Robbery
Littering
Q.20.
The suspension system:
Holds up the vehicle and its load.
Keeps the load the proper distance behind the driver’s compartment.
Maintains a safe distance between the vehicle and other vehicles.
Lightens the load for the tires.
Q.21.
A vehicle equipped with an Anti-Lock Braking System (ABS) uses a ____ light to warn that the system is not working properly.
Green
Yellow
Orange
White
Q.22.
To help your vehicle be seen by others:
Your headlights should be clean.
Your headlights should be turned off during the day.
Your headlights should be covered with grease.
Your headlights should be used, but only in the rain.
Q.23.
You should not use your mirrors:
When changing lanes.
When making a turn.
To determine how fast you are traveling.
Q.24.
When changing lanes, you should:
Move quickly before other vehicles get into the lane you wish to occupy.
Move slowly, in case another vehicle is in the lane you wish to occupy.
Not use your turn signal.
Never use the right lane.
Q.25.
A cardboard box on the roadway:
Is not a cause for concern.
Is usually empty.
May contain a heavy object that could damage your vehicle.
Should be avoided by driving off the roadway.
Q.26.
According to a National Sleep Foundation poll, about ____ of people have driven while sleepy.
10 percent
20 percent
60 percent
100 percent
Q.27.
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.28.
During a basic vehicle control skills test, you may be asked to:
Parallel park.
Inspect your tires.
Monitor your gauges.
Pull forward into a parking space.
Q.29.
Of the following, which is the most slippery surface?
Ice that is dry
Ice that is wet
Wet pavement
Q.30.
Header boards:
Should never be used.
Protect the driver from being hit by cargo.
Protect the driver's head when entering the cab of a truck.
Q.31.
When turning, you should:
Signal before the turn.
Turn off your turn signal just before starting the turn.
Signal only if vehicles are in front of you.
Q.32.
Which of the following is not a warning sign of fatigue?
Frequent blinking
Rubbing your eyes
Missing exits or traffic signs
Staying within your lane
Q.33.
One way to avoid becoming an aggressive driver is to:
Talk on your cell phone while driving.
Question others' driving abilities.
Set realistic expectations regarding travel time.
Q.34.
An example of mandatory emergency equipment is:
A supply of spare electrical fuses.
A loud horn.
A battery-operated flashlight.
A supply of fireworks.
Q.35.
If a vehicle is accompanied by a vehicle inspection report:
The driver should first inspect the vehicle, then compare their notes with the report.
The driver should first look at the report when completing an inspection.
The driver should not conduct a pre-trip inspection and should rely only on the report.
Q.36.
If pulled over on the side of the road, you should:
Use the taillights to alert other motorists.
Turn on your four-way flashers.
Keep your lights off to avoid distracting other drivers.
Set out items from the cab to warn motorists.
Q.37.
If unsure if a road is becoming icy, a driver can:
Guess.
Open the window and check the front of the mirror for ice.
Try to look at the road closely.
Look at a weather forecast.
Q.38.
In a convex mirror, objects seem ____ than they actually are.
Larger
Smaller
Closer
Q.39.
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.40.
Slippery roadways usually:
Make it more difficult to stop a vehicle.
Make it easier to stop a vehicle.
Make it easier to drive a vehicle.
Can be avoided by driving at night.
Q.41.
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.42.
When making tight maneuvers, it is important for a driver to:
Open the door for a better look.
Use their mirrors.
Flash their headlights.
Open their cargo door.
Q.43.
When turning quickly to avoid an object in the roadway, you should:
Apply your brakes as you steer.
Give yourself extra clearance by turning more than needed to miss the object.
Turn just enough to miss the object and avoid turning more.
Steer and accelerate at the same time.
Q.44.
Cargo on flatbed trailers should be:
Tied down.
Glued down.
Left loose.
Pushed to one side.
Q.45.
When applying your brakes, the vehicle should:
Pull to one side.
Squeak.
Not pull to either side.
Q.46.
How many seconds of following distance per every 10 feet of vehicle should you maintain when traveling more slowly than 40 mph?
One second
Two seconds
Three seconds
Four seconds
Q.47.
Foundation brakes are used:
Only at the front wheels.
Only at the rear wheels.
Only at the driver’s side wheels.
At each wheel.
Q.48.
Your vehicle's final position should be:
Exactly where the examiner has instructed it to be.
Within five feet of the final position described by the examiner.
Wherever you can safely park.
Within two feet of the final position described by the examiner.
Q.49.
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.50.
When experiencing cold weather, be sure to check your vehicle's alcohol evaporator:
Every three hours.
Every day.
Every other week.
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