oregon
CDL Practice Test

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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

The best way to test if the spring brakes come on automatically is to:

2 / 40

How do you release the dolly brakes when coupling twin trailers?

3 / 40

Select the load of the trailer that will require the shorter distance to stop.

4 / 40

Do you need to stop before a railroad crossing if you are hauling 100 pounds of Division 4.3 materials?

5 / 40

Cylinders containing compressed gases may only be loaded onto a vehicle without a flat floor or platform if the cylinders are:

6 / 40

Operating a motor vehicle with the intent of doing harm to others or physically assaulting a driver or their vehicle is known as?

7 / 40

Overhead inside mirror is used to:

8 / 40

Where are shut off valves located on trailers that are doubles or triples?

9 / 40

Animals and human foodstuffs should not be loaded in the same vehicle with?

10 / 40

Select the statement that is not part of the air-brake system:

11 / 40

Cargo tanks ____.

12 / 40

Alcohol evaporators in some air brake systems help to:

13 / 40

If you have riders on board, you must never refuel:

14 / 40

An "A/W" the first column of the hazardous materials table means:

15 / 40

Select the true statement in regards to what the fifth wheel should be checked for.

16 / 40

The driver's manual advises you to disconnect the steering axle brake to keep the rig straight:

17 / 40

Select how you can tell if your vehicle is equipped with an anti-lock braking system:

18 / 40

A commercial motor vehicle (CMV) is defined as:

19 / 40

What can you do at an accident site to help avoid another accident?

20 / 40

Select the statement that best describes what the trailer air supply control does:

21 / 40

Select the true statement about double or triple trailers.

22 / 40

If you are already carrying 100 pounds of silver cyanide, what precautions must you take if you are given papers at a dock to carry 100 cartons of battery acid?

23 / 40

When backing, what is the best method to use to avoid blind spots?

24 / 40

Drivers placard their vehicle to _____ the risk.

25 / 40

Where should you place your warning devices if you must stop on a one-way or divided highway?

26 / 40

What is the safest way to stop unruly behavior on the bus?

27 / 40

The main reason you should pull the dolly out from under a trailer before disconnecting it from the trailer in front is:

28 / 40

The minimum tread depth for steering axle tires is:

29 / 40

You are inspecting the_____when looking for broken welds, cracks, holes, or other damage to the longitudinal frame member, cross members, box, and floor.

30 / 40

How often should you check the tires if your placarded trailer has dual tires?

31 / 40

If you have to swerve to avoid a hazard, it's important to:

32 / 40

How do you check the coolant level?

33 / 40

The average person requires how many hours of sleep per 24 hour period?

34 / 40

An example of a low pressure warning signal for air brakes is:

35 / 40

A minimum tread depth of 2/32 inch is required for:

36 / 40

Select how brakes work on long, steep downgrades:

37 / 40

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

38 / 40

Select the true statement in regards to the center of gravity for tanks:

39 / 40

Select the true statement:

40 / 40

How can you check slack adjusters?

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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.