oregon
CDL Practice Test

Welcome to the Oregon CDL practice test site. You can take these practice test questions as many times as you like, as all of the driving practice tests on this site are completely free. The questions are all derived from the Oregon CDL driving manual and should help you prepare for the official Oregon CDL test. You will be presented with 40 questions and you must answer 34 questions correctly to pass. There is a 50-minute time limit. You may not go back once you answer a question. Click the "Start Test" button below to begin.

1 / 40

You do not have a hazardous materials endorsement on your commercial driver license. When can you legally haul hazardous materials?

Only in the event of a federally declared emergency situation.

Never.

Only when the shipment does not cross state lines.

Only when the vehicle does not require placards.

2 / 40

Select the two things that are important in preventing a rollover:

drive slowly around turns and keep the center of gravity of the cargo as high as possible

maintaining properly inflated tires and an even load on the trailer

the length and weight of the vehicle

drive slowly around turns and keep the cargo as close to the ground as possible

3 / 40

Mirrors with a convex surface or "spot" mirrors _____.

make things look farther away and smaller than they actually are

are illegal in most states

make things look closer and larger than they actually are

they show a larger area than flat mirrors so do not need to be checked as often

4 / 40

Cargo tanks are:

Filled while they are off your vehicle, then attached for transportation.

Bulk packaging permanently attached to your vehicle.

Only made in one size.

Bulk packaging temporarily attached to your vehicle.

5 / 40

The _____of the kingpin has the locking jaw close around it.

tip

shank

dull section

apex

6 / 40

Select the action that is not recommended when driving on slippery roads:

keep other drivers out of your side space

use a speed retarder or engine brake

none of the answers listed

use a light pressure with the the brake and accelerator pedals

7 / 40

Select the true statement about tractor protection valve:

all of these answers are correct

it is closed by the parking brakes

it provides the air supply to the brake system

if the air supply drops to a certain level it will automatically close itself

8 / 40

Select the purpose of fanning air brakes:

it decreases the braking power

lower air pressure

it cools them down

it increases the air pressure

9 / 40

Which of the following must drivers have in their possession while transporting class A or B explosives?

The carrier's insurance policy.

None of these answers are correct.

The written route plan.

A gas mask.

10 / 40

The transport index of a radioactive material:

None of these answers are correct.

Tells the degree of control needed during transportation.

Is another way of writing the weight of the package.

Is something that only the shipper needs to worry about.

11 / 40

When transporting hazardous loads, you must check the tires at least:

Every 200 miles.

Every six hours.

Twice every day.

Every two hours or 100 miles.

12 / 40

What should you do before you begin to couple?

position the fifth wheel beforehand

inspect the condition of the frame of the tractor

check your path for any hazards

activate the spring brakes

13 / 40

The locking jaws of the kingpin should close around:

the shank

the tip

the base

the apex

14 / 40

Select the true statement about retest markings:

They must be stamped on the tank.

All answers listed.

Must have a date of the last retest marked.

It shows what type of inspection or test was completed.

15 / 40

What are some of the important parts in the steering system?

rim, lug nuts, tire

leaf spring, vehicle frame, torque rod

main spring, axle, spring shackle

tie rod, spindle, pitman arm

16 / 40

You can be sure air is supplied to the second trailer by:

you should get out and listen for air flowing through the lines

going to the rear of the second trailer and open the emergency line shut off

while driving at 10 mph apply the hand valve you should stop at the same in the same distance as a single trailer driving at 5 mph

watch the air gauge for a drop of 30 psi

17 / 40

When transporting hazardous waste, you must:

Sign a uniform hazardous waste manifest.

All of these answers are correct.

Carry a uniform hazardous waste manifest in the truck.

Have the word "waste" before the name of the material on the bills.

18 / 40

Overhead inside mirror is used to:

See all of the students.

Monitor traffic that approaches and enters the blind spot area.

See the area where students exit the bus.

See the blind spot immediately behind the bus.

19 / 40

The basic description of a hazardous material includes the hazard class, the identification number, and the proper shipping name. Which one must appear first on the shipping paper?

The hazard class.

The identification number.

The proper shipping name.

The box number.

20 / 40

Your bus is disabled. With riders aboard, the bus may be towed or pushed to a safe place only:

By another bus with its four-way flashers on.

If getting off the bus would be more risky for the riders.

By a 27,000 lbs gvwr or larger tow truck.

If the distance is less than 500 yards.

21 / 40

Which of the following is NOT something you need to know in order to determine if you need to use placards?

The substance or material's hazard class.

The amount of a substance or material being shipped.

The manufacturing date for the materials.

The amount of all hazardous materials of all classes in your vehicle.

22 / 40

Select the true statement in regards to your brake function when your ABS fails

the abs will need to be repaired but the brakes will function normally

there is a huge fire risk

you will need to pull over immediately

you will have no control over your truck as the brakes will not be functioning

23 / 40

What is a technical name?

The name for a hazardous material used in scientific journals and texts, recognized as its chemical and microbiological name.

The name for a hazardous material most commonly used in the trucking community, accepted as standard.

The name for a hazardous material most commonly used on the street.

The medical term for hazardous materials used by medical personnel.

24 / 40

Who is responsible for packaging, labeling, and preparing the hazardous material shipping papers for a common carrier?

The shipper

Your spouse

The driver

The carrier

25 / 40

Select the true statement in regards to large combination vehicles taking longer to stop.

they take longer to stop when they are empty

they take the same amount of time to stop when empty or loaded

they take longer to stop when loaded down

they take longer to stop than bobtail tractors

26 / 40

Which of the following statements is FALSE:

Avoid fueling your bus with riders on board unless absolutely necessary. never refuel in a closed building with riders on board.

Do not tow or push a disabled bus with riders aboard either vehicle, unless getting off the bus would be unsafe.

Do not talk with riders or engage in any other distracting activity while driving.

Do not transport intoxicated passengers.

27 / 40

_____ create a little above 90 degree angle between the adjuster arm and push rod when the brakes are released and no less than 90 degrees when the brakes are applied.

slack adjusters

brake disc

air lines

brake drums

28 / 40

This object should be free of shiny treads, rust, free of cracks and distortions.

Rims

None of the answers listed

Lug nuts

Bolt spacers

29 / 40

What is incorrect concerning disruptive passengers?

You must ensure the disurptive rider's safety as well as that of others.

It may be safer to wait and discharge the disruptive passenger at the next scheduled stop or a well-lighted area where there are other people.

Don't discharge such riders where it would be unsafe for them.

You must remove the disruptive passenger immediately for the safety of the others.

30 / 40

You must carry a gas mask with you when transporting:

Chlorine

Flammable materials

Liquid gas

Poison

31 / 40

This item does not need to be checked during the cab check.

The defroster/heater

The air conditioning

The windshield wipers and fluid levels

The horn

32 / 40

How often should you check the cargo you are transporting?

within the first 50 miles after beginning a trip

after every break you take during driving

every 150 miles or every three hours

all of these answers are correct

33 / 40

Select the true statement about double or triple trailers.

they present a rearward amplification hazard

they can roll over due to abrupt steering movements

all answers listed

they can have a dangerous "crack the whip" effect

34 / 40

Which of the following is a recommended procedure when unloading the students?

Tell students to remain seated until they are told to exit.

Position yourself outside of the bus in front of crossover mirror to supervise unloading.

Let the students begin moving to the front of the bus before it's fully stopped to maximize efficiency.

Put the transmission in neutral gear and put on the brakes.

35 / 40

Front wheel brakes are good under what kind of conditions?

ideal weather conditions

icy or wet conditions

any weather conditons

they are not ideal

36 / 40

To prevent a roll over a driver can 1) keep the cargo as low to the ground as possible and 2) _____.

drive while intoxicated

have the brakes properly adjusted

take turns slowly

have the fifth wheel's free play as tight as possible

37 / 40

Signs of distracted drivers include:

individuals listening to music too loudly

individuals driving at a consistent speed above the speed limit

vehicles exiting the roadway

drivers having conversations with passengers

38 / 40

Shifting into a lower gear and removing your foot off of the accelerator to slow your vehicle is known as?

anti-lock braking

engine braking

brake fade

double clutching

39 / 40

Which of the following parts do not get checked in the Bus Interior inspection:

Signaling devices, including the restroom emergency buzzer, if the bus has a restroom.

Each hand-hold and railing.

Seat coverings.

Emergency exit handles.

40 / 40

You should be extra cautious when___while driving a smooth bore tanker combination.

stopping and starting

driving down a hill

driving up a hill

unloading or loading

Your score is

The average score is 0%

5/5 - (2 votes)

CDL Category Practice Tests

CDL Practice Test

How To Get An oregon Commercial Drivers License

To be eligible for a CDL in Oregon, applicants must meet the following age eligibility requirements.

Be at least 18 years old to operate a commercial vehicle intrastate (within Oregon only).
Be at least 21 years old to operate a commercial vehicle interstate (outside of Oregon).

Oregon CDL applicants must be medically certified that they are physically capable of operating a commercial vehicle and pass a vision test. Oregon applicants must have the forms signed by a CDL-certified doctor.

Applicants are required to submit Form MCSA-5876, a Medical Examiner’s Certificate and Form 735-7369, a Self-Certification of CMV Driving Type.

All required paperwork must be completed before applying for a CDL. These documents must be brought to the appointment at the Oregon Department of Motor Vehicles.

Drivers who have had their licenses revoked, suspended, denied or canceled are not eligible for a CDL in Oregon. Applicants can be disqualified for having multiple licenses.

Oregon CDL Endorsements

H – Hazmat Vehicles
N – Tank Vehicles
P – Passenger Vehicles
S – School Bus
T – Double or Triple Trailer
X – Combination Tank Vehicles and Hazmat Vehicles

Hit the Open Road

oregon CDL License Test Tips

All Oregon CDL applicants must pass the general knowledge test prior to taking the skills test. This test consists of 50 questions. To pass the Oregon test, applicants must score 80 percent or higher. Applicants who require additional endorsements must pass additional tests and pay the required fees. The Oregon skills test can be taken 14 days after applicants pass the knowledge test. It includes a pre-trip vehicle inspection, basic control skills and on-road driving. Applicants must pass each section.

Military veterans and current military members can apply to have the skills exam waived if they meet the requirements.

To qualify for a waiver, applicants must:

Be active duty military personnel.
Operate a commercial vehicle as part of their military duties.
Have been discharged from the military within the past 12 months of applying for a CDL.
Submit an Application for CDL Skills Test Waiver.

Additional Information

Information on the Oregon Department of Transportation

The Oregon Department of Transportation administers CDL license regulations in Oregon. To get more information contact them via:

Website: https://www.oregon.gov/ODOT/DMV/Pages/DriverID/CDLget.aspx

Phone: 503.945.5000

Additional Oregon CDL Helpful Links

Please use the links below to access Oregon CDL testing resources and to learn more about practice driving tests for the state of Oregon.

oregon CDL Practice Test