Knowledge Test Class A #1
Class A Driving Test | Oregon 2025 #1 Page 4 of 7
Train for FREE online with our Oregon class A 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 A 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 A requirements may vary from state to state.
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22 . During the vehicle inspection test, you must be able to do all of the following, except:
During the pre-trip vehicle inspection test, you will be asked to indicate where the dipstick is located. You will need to show that the oil level is within a safe operating range and above the refill mark.
23 . Belts in the engine compartment should be:
Easy to slide off.
When inspecting your vehicle's engine, check the belts for tightness and excessive wear. The amount of "give" that is safe for each belt in a given engine will vary, so learn what is appropriate for your vehicle.
24 . During the vehicle inspection test, you must be able to do all of the following, except:
During the pre-trip vehicle inspection test, you will be asked to indicate where the power steering fluid dipstick or reservoir sight glass is located. You will need to show that the power steering fluid is within a safe operating range.
25 . If coolant has to be added to a system without a recovery tank, you should:
Wait for the engine to cool before adding coolant.
Before adding coolant to a system without a recovery or overflow tank, you must turn the engine off and wait until it cools. Use gloves or a thick cloth to protect your hands. To release the pressure seal, turn the radiator cap slowly to the first stop.
26 . When stopping in an emergency situation, you should:
If you need to make an emergency stop, you can use either the controlled braking method or the stab braking method. It's important to brake in a way that keeps your vehicle in a straight line but will still allow you to turn if necessary.
27 . How many daily hours of sleep does an adult need to maintain alertness?
Four to five
Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need seven to eight hours of sleep per night.
28 . If a tire fails, you should:
Wave your arms at other drivers.
Using the brakes after a tire failure could cause you to lose control of your vehicle. Unless you're about to hit something, stay off of the brake until the vehicle has slowed sufficiently.
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2025 Oregon | Frequently Asked Questions
To secure a CDL Bus endorsement in Oregon, you must first have a Commercial Driver's License (CDL). Then, pass the Passenger Vehicles endorsement written test. After passing the test, you must also pass a skills test in a vehicle representative of the type of bus you'll be driving. Lastly, complete a background check if transporting children.
To obtain a CDL Bus license, you need to have a valid driver's license, pass a physical examination and have good vision and hearing. You must also pass the CDL general knowledge test, the passenger transport test, and a skills test in the type of bus you'll be driving. Lastly, complete a background check if you'll be transporting children.
Yes, specific training is necessary for a CDL Bus endorsement. Applicants must pass the General Knowledge test and the Passenger Transport test. If driving a school bus, they must also pass the School Bus endorsement test. In addition, they must complete a commercial driver training course and gain experience through supervised driving.
CDL Bus licenses fall into three main classifications: Class A, B, and C. Class A is for vehicles towing trailers over 10,000 lbs, which doesn't typically apply to buses. Class B is for single vehicles over 26,001 lbs or towing trailers under 10,000 lbs, like city buses. Class C is for vehicles designed to transport 16 or more passengers (including the driver), like school buses.
No, you cannot use your personal vehicle for the CDL Bus driving test. The vehicle used must match the type and class of CDL you are applying for. Therefore, if you're applying for a bus endorsement, you are required to take the test in the type of bus that you will be driving.
During the CDL Bus driving test in Oregon, you'll be evaluated on specific skills such as pre-trip vehicle inspection, backing exercises (straight line, offset, and parallel parking), and on-road driving. On-road driving includes checking your ability to manage intersections, turns, lane changes, stop/start in traffic, and railway crossings, among other maneuvers.
Yes, additional medical prerequisites are required for a CDL Bus endorsement. You must pass a Department of Transportation (DOT) physical examination every two years. This exam assesses your general health, hearing and vision capabilities, blood pressure, and checks for conditions like diabetes or heart disease that could affect your ability to safely operate a commercial vehicle.
No, it is illegal to transport passengers without a valid CDL Bus endorsement in Oregon. This endorsement is required by law to ensure that the driver has the necessary skills and knowledge to safely operate a passenger vehicle. Violating this can result in hefty fines, loss of your driving privileges, or even imprisonment.
Yes, the CDL Bus endorsement can be added to your existing CDL. You don't need a new license, but you will need to pass the Passenger Endorsement Knowledge Test and a skills test in the vehicle group you wish to be licensed for. This ensures you have the necessary skills and knowledge to safely operate a bus or passenger vehicle.
Yes, drivers with a CDL Bus endorsement in Oregon must comply with various restrictions and regulations. These include maintaining a clean driving record, passing regular physical exams, and adhering to hours-of-service regulations. Additionally, they must not have any disqualifying criminal offenses, and are subject to random drug and alcohol testing.
