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

Select the true statement about dual air brake systems.

2 / 40

What should you hear when you have the hand valve on and are testing the trailer brakes by opening the service air line at the back of the trailer?

3 / 40

The reason a bulk liquid tanker is hard to handle is:

4 / 40

What handling effect should you expect when your tank has baffles?

5 / 40

Select what you should do before leaving the vehicle unattended:

6 / 40

When inspecting the ______you are making sure that the lines and hoses are not chafed, cut, pinched, or dragged against tractor parts.

7 / 40

For emergency braking to avoid a crash when driving a double trailer you should:

8 / 40

It is important for driving safety to always be looking ahead. Which of the following is NOT a recommended time/distance that you should be looking ahead?

9 / 40

Which of the following statements about overhead space is true?

10 / 40

When inspecting the_____you pump the pedals 3 times and then hold it down for 5 seconds feeling for no movement to occur.

11 / 40

Select the true statement in regards to converter dollies:

12 / 40

It is very important that you never smoke around which hazard classes?

13 / 40

Your rig should be parked on__to uncouple double trailers.

14 / 40

Which of the following should you do when confronted by an aggressive driver?

15 / 40

There must be a hazardous materials identification number on the ______ and on the ______.

16 / 40

When transporting explosives you may not park:

17 / 40

Five hazard classes that require placarding in any amount are ______.

18 / 40

Select the situation in which you should use the hand valve to park a combination vehicle.

19 / 40

Which of the following materials would be an acceptable floor liner for moving Division 1.1 or 1.2 materials?

20 / 40

What is the standee line?

21 / 40

What is a passive railway crossing?

22 / 40

When does your vehicle's single brake system need an adjustment?

23 / 40

Which of the following must be closed while the bus is in motion?

24 / 40

Select the purpose of fanning air brakes:

25 / 40

Which trailer is most likely to turn over when you make a sudden turn while pulling doubles?

26 / 40

This should have no illegal stickers, dirt, obstructions, or damage to the glass.

27 / 40

Select the true statement in regards to empty trucks:

28 / 40

When checking for_____you are looking for dripping fluids or puddles on the ground below the transmission or engine.

29 / 40

When accelerating:

30 / 40

A tractor should not be backed under a trailer until the whole air system is:

31 / 40

What do yo need to do before supplying air to the air tanks of the second trailer?

32 / 40

These tires should have a minimum tread depth of 4/32 inches.

33 / 40

Where should the safety catch for the fifth wheel locking lever be located for coupling to be complete?

34 / 40

When driving in very hot temperatures, you should:

35 / 40

When you have a major leak in the service line and you apply pressure to the brakes, the service air pressure will escape and:

36 / 40

Which of these is a good rule for backing a straight bus?

37 / 40

"Outages" is the word to describe the amount of space required for liquids to expand in as they warm.

38 / 40

What is the best way to stop all skids?

39 / 40

Select the true statement in regards to when a bulk tank vehicle stops at an intersection on a slippery surface:

40 / 40

The air leakage rate for a combination vehicle should not exceed ____psi a minute.

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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.