Knowledge Test Class B #1
Class B Driving Test | Washington 2025 #1 Page 6 of 7
Train for FREE online with our Washington 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 WA 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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36 . Which of the following is not a cause of hydraulic brake failure?
Most cases of hydraulic brake failure come from one of two causes. The brakes may fail due to a loss of hydraulic pressure or due to overuse on long hills, causing the brakes to fade.
37 . When inspecting the windshield before a trip, a person should do all the following, except:
When inspecting your windshield, you should look for cracks or other problems that could interfere with your ability to clearly see the road. The windshield wiper arms should be checked for proper spring tension. The wiper blades should be checked for damage, stiff rubber, and improper securement.
38 . One way to prevent drowsiness while driving is to:
Driving while fatigued can be extremely dangerous. Strategies for preventing drowsiness while driving include getting a full night's sleep before a trip; having someone ride with you; scheduling trips for times during which you are normally awake; and avoiding medications that may cause drowsiness. Exercising regularly can increase your energy levels and make you less likely to become tired while driving.
39 . To qualify for a CDL, which of the following is not an acceptable method for obtaining the minimum required training?
If you are applying for your first CDL, or you have not been commercially licensed for the past year, you must provide proof of completing a commercial driver training program from a state-approved training school or registered employer.
40 . How many daily hours of sleep does an adult need to maintain alertness?
Being properly rested is essential to the safe operation of a CMV. To maintain alertness, most people need eight to nine hours of sleep per night.
41 . Poor weight balance:
Poorly balanced cargo can cause a vehicle to be difficult to handle. Keep weight distribution in mind when loading cargo.
42 . If involved in an accident, a truck operator should:
If involved in a collision, you must stop immediately to tend to the injured and exchange information with all others involved. File a report with law enforcement within four days of any collision resulting in injuries or more than $1,000 in damage.
See the exact questions that will be on the 2025 Washington DMV exam.
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2025 Washington | Frequently Asked Questions
To secure a CDL Bus endorsement in Washington, you must first hold a valid CDL. Then, pass the passenger vehicles test and the school bus endorsement test. Also, complete a federal background check and submit a medical examiner's certificate. Lastly, successfully complete a driving skills test in the type of bus you wish to drive.
To obtain a CDL Bus license, you need to have a valid driver's license, pass a physical examination, and complete a CDL training course. Afterwards, you'll need to pass the written knowledge test and the practical skills test. It's also necessary to pass additional tests for any endorsements, such as passenger or school bus operations.
Yes, specific training is necessary for a CDL Bus endorsement. You must pass the Passenger Endorsement and School Bus Endorsement knowledge tests. Additionally, you need to take a driving skills test in the type of vehicle you plan to drive. Training courses are available and often recommended to prepare for these tests and gain practical skills.
CDL Bus licenses fall under three classifications: Class A, B, and C. Class A is for any combination of vehicles with a combined GVWR of 26,001 or more pounds. Class B is for single vehicles weighing 26,001 or more pounds, or any vehicle towing another not over 10,000 pounds. Class C is for vehicles designed to transport 16 or more passengers (including the driver), or hazardous material vehicles.
No, you cannot use your personal vehicle for the CDL Bus driving test. The test must be taken in the same type of vehicle for which you are trying to get a license. Therefore, you need to use a commercial bus for the CDL Bus driving test. This ensures that you can handle and operate a bus safely and effectively.
During the CDL Bus driving test, examiners evaluate your ability to perform pre-trip inspections, basic vehicle control, and on-road driving. This includes skills like backing up, parallel parking, docking in a bay, and making proper turns. They also assess your understanding of traffic rules, ability to handle emergency situations, and how you interact with passengers.
Yes, there are additional medical and physical prerequisites for a CDL Bus endorsement. You need to pass a Department of Transportation (DOT) physical examination every 24 months. The examination evaluates your vision, hearing, blood pressure, and checks for conditions like diabetes or epilepsy that might impair your driving ability.
No, it is not permissible to transport passengers without a valid CDL Bus endorsement. Driving a commercial bus without the appropriate CDL endorsement is illegal and can result in fines, license suspension, or even imprisonment. It's important to have the correct endorsements to ensure safety and compliance with transportation laws.
Yes, the CDL Bus endorsement can be added to your existing CDL. You don't need to apply for a new license, but you will need to pass the Passenger Vehicles written test and the skills test in the type of vehicle you plan to drive. The endorsement is then added to your CDL.
Yes, there are restrictions for drivers with a CDL Bus endorsement. Drivers must not have any serious traffic violations, they must pass a background check, and meet physical and medical standards. Additionally, they are subjected to random drug and alcohol testing. Drivers are also limited to the type and number of passengers their specific endorsement allows.
