Combination #1
Combination Vehicles Practice Test | Indiana 2025 #1
Train for FREE online with our Indiana CDL combination vehicle 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 IN combination license 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 DMV requirements for issuing a combination license may vary from state to state.
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1 . During a trip, which shut-off valves should be open?
No shut-off valves should be open.
When starting a trip, be sure that all shut-off valves are in the open position, except for the last valves on the rear trailer. It is important that air reaches the brakes on all trailers and that the air is not able to escape from the back of the vehicle.
2 . A shut-off valve:
Should always be open.
Shut-off valves are used in air supply lines to control the passage of air from one trailer to another. The rear shut-off valve should always be closed to prevent air from leaving the braking system.
3 . What is the Johnson bar?
A valve that allows for the release of excess pressure in the braking system
The trailer hand valve, also called the trolley valve or Johnson bar, is used to work the trailer brakes. It should be used only to test the brakes.
4 . When a combination vehicle goes around a corner:
It is acceptable for street signs to be knocked over if they are too close to the road.
When a vehicle goes around a corner, the rear wheels follow a different path than the front wheels. This is called off-tracking. This effect is especially pronounced on vehicles with trailers.
5 . Driving a combination vehicle ____ than driving a single vehicle.
Is safer in inclement weather
Driving a combination vehicle usually requires more skill than driving a single vehicle. Combination vehicles are generally longer and heavier than single commercial vehicles.
6 . To lower the risk of a rollover, you should:
Stack the cargo as high as possible.
To lower the risk of a rollover, load your cargo as closely to the ground as possible. To further reduce this risk, take curves and corners slowly.
7 . Operating a combination vehicle usually requires ____ operating a single vehicle.
Exactly the same level of skill as
Combination vehicles require more skill to drive than single vehicles. Combination vehicles are usually longer and heavier, and are more vulnerable to rollovers.
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2025 Indiana | Frequently Asked Questions
To secure a CDL Bus endorsement in Indiana, you must first possess a Commercial Driver's License (CDL). Next, pass the Passenger Vehicles endorsement test, which covers topics like vehicle inspection, loading/unloading passengers, and emergency procedures. Finally, complete a driving test in the type of vehicle you'll be driving. You must also pass a background check and physical examination.
To obtain a Commercial Driver's License (CDL) Bus license in Indiana, you must be at least 21 years old, possess a valid Indiana driver's license, and pass a vision test. You'll need to complete a written knowledge test, obtain a CDL learner's permit, and pass a skills test in the type of vehicle you wish to drive. Additionally, you must pass a DOT physical examination.
Yes, specific training is necessary for a CDL Bus endorsement in Indiana. You must complete a commercial driver's education program approved by the Indiana Bureau of Motor Vehicles. This program includes both classroom instruction and behind-the-wheel training. Additionally, you must pass a written test and a skills test that includes pre-trip vehicle inspection, basic vehicle control, and on-road driving.
CDL Bus licenses in Indiana fall under three main classifications: Class A, B, and C. Class A is for vehicles with a combined weight over 26,001 pounds where the vehicle being towed is over 10,000 pounds. Class B is for single vehicles over 26,001 pounds. Class C is for vehicles designed to transport 16 or more passengers (including the driver) or hazardous materials.
No, you cannot use your personal vehicle for the CDL Bus driving test. The vehicle used for the test must match the class and type of vehicle you plan to drive with your CDL. For a bus endorsement, you need to test in a bus of the appropriate size and type. Some training schools provide vehicles for testing.
During the CDL Bus driving test, your ability to safely operate the bus is evaluated. This includes pre-trip vehicle inspection, basic vehicle control (like turning, backing up, and stopping), and on-road driving. On-road skills include navigating intersections, railway crossings, curves, and various types of traffic conditions. You'll also be tested on procedures for loading and unloading passengers.
Yes, for a CDL Bus endorsement in Indiana, you must pass a Department of Transportation (DOT) medical examination. This assessment ensures you are physically capable to operate a commercial vehicle safely. The exam covers various health aspects including vision, hearing, blood pressure, and checks for any conditions that might impair your ability to drive like epilepsy or heart disease.
No, it's not permissible to transport passengers in Indiana without a valid CDL Bus endorsement. The endorsement is required by law for drivers who wish to operate a vehicle designed to carry 16 or more passengers, including the driver. Driving without the proper endorsement can result in severe penalties, including fines and suspension of your CDL.
The CDL Bus endorsement can be added to your existing commercial driver's license in Indiana. You don't need to apply for a new license. However, you will need to pass a knowledge test and a skills test in a vehicle representative of the class of bus you wish to drive, and meet all physical and medical requirements.
Yes, there are restrictions for drivers with a CDL Bus endorsement in Indiana. Drivers must maintain a clean driving record, pass periodic physical exams, and comply with federal hours-of-service regulations. They cannot drive under the influence of alcohol or drugs. Additionally, school bus drivers need a special endorsement and must pass a background check.
