Knowledge Test Class B #2
Class B Driving Test | Oregon 2025 #2 Page 7 of 7
Train for FREE online with our Oregon class B license test. The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a OR CDL class B permit in 2025, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that CDL class B requirements may vary from state to state.
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43 . Which of the following is not a type of distraction?
Distractions that can affect safe driving can be classified as physical (such as reaching for an object), mental (such as talking with passenger), or both (such as talking on a hand-held phone).
44 . When approaching a construction worker who is near the road, you should:
Always drive with caution through work zones. You should make a particular point of reducing your speed when workers are on or near the roadway.
45 . To prevent fatigue while driving, you should:
Close the vents.
A hot, poorly-ventilated area can make a person sleepy. Opening a window, opening a vent, or using the air conditioning can help keep the cab cool and reduce the risk of fatigue.
46 . A driver should stop after a short distance after changing a tire to:
Ensure that changing one tire did not damage another tire.
After a tire has been changed, you should stop after a short distance to re-check the tightness of the wheel nuts.
47 . The suspension system:
Lightens the load for the tires.
The suspension system holds up a vehicle and its load while keeping the axles in place. Faults in a vehicle's suspension system are extremely dangerous.
48 . Improperly loaded cargo can:
Improperly secured or loaded cargo can be very dangerous. For example, loose cargo could fall in the event of a sudden stop, potentially injuring or even killing the driver.
49 . An applicant will be denied a hazardous materials endorsement if they:
Already have a driver license.
Your application for a hazardous materials endorsement can be denied, or your existing endorsement canceled, if you do not have legal permanent status in the United States; you renounce U.S. citizenship; you are wanted for, under indictment for, or convicted of certain felonies; you are judged mentally incompetent or are involuntarily committed to a mental institution; or you are deemed by the Transportation Security Administration to pose a security threat.
50 . When a vehicle is started, the coolant temperature should:
After an engine is started, the coolant temperature should begin a gradual rise toward the normal operating range.
See the exact questions that will be on the 2025 Oregon DMV exam.
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2025 Oregon | Frequently Asked Questions
To secure a CDL Doubles/Triples endorsement in Oregon, you must first hold a valid Oregon CDL. Next, study the Oregon CDL manual's sections on doubles/triples. After preparation, schedule and pass the written knowledge test at your local DMV. Once passed, the endorsement will be added to your CDL. Remember, specific training may be required by your employer.
To obtain a CDL Doubles/Triples license, you must first have a valid Commercial Driver's License (CDL). Then, study the relevant sections of your state's CDL manual, focusing on handling and safety rules for double/triple trailers. After studying, schedule and pass the written knowledge test at your local DMV. Upon passing, the endorsement is added to your CDL.
While Oregon doesn't require specific training to obtain a CDL Doubles/Triples endorsement, you must have a valid CDL. It's crucial to study the CDL manual's sections on double/triple trailers. Passing the written knowledge test at your local DMV secures the endorsement. However, employers may require further specialized training for handling double/triple trailers safely.
Yes, to obtain a CDL Doubles/Triples endorsement in Oregon, you must pass an additional written knowledge test. This exam focuses on specific regulations and safety considerations for driving double and triple trailers. Studying the relevant sections of your state's CDL manual will help you prepare for this test.
For the CDL Doubles/Triples endorsement in Oregon, no specific skills or maneuvers need to be demonstrated as there is no practical skills test. The endorsement requires only a written knowledge test. This exam covers topics like coupling and uncoupling, inspecting doubles and triples, and managing the vehicles' stability.
No, it's not permissible. In Oregon, like in many other states, you must have a valid CDL with a Doubles/Triples endorsement to legally operate double or triple trailers. Driving such vehicles without the proper endorsement can result in significant fines, license suspension, and even legal penalties.
You can add the CDL Doubles/Triples endorsement to your existing commercial driver's license. This process does not require a new application for a CDL. However, you will need to pass the Doubles/Triples written knowledge test and pay the necessary endorsement fee to have this added to your license.
Drivers with a CDL Doubles/Triples endorsement must adhere to specific regulations. These include weight restrictions, proper coupling and uncoupling of trailers, and managing vehicle stability. Also, the endorsement does not allow the operation of tank vehicles or those carrying hazardous materials unless additional endorsements are obtained. Violation of these restrictions can result in fines or loss of the endorsement.
In Oregon, the maximum weight for double/triple trailers is 105,500 pounds, and the maximum length is 61 feet for twins and 75 feet for triples. These measurements include the load and any vehicle or object transported. However, note that these limits can vary depending on the type of road (Interstate vs non-Interstate) and specific local regulations.
Yes, drivers with a CDL Doubles/Triples endorsement must adhere to specific safety guidelines. These include regular vehicle inspections, proper coupling and uncoupling of trailers, and maintaining safe following distances. Additionally, drivers must comply with all federal and state laws regarding hours of service, use of safety equipment, and cargo securement. Violations can result in fines or loss of endorsement.
