20 Tests

CDL Combination Vehicles Practice Test Online | Kansas 2021

Train for FREE online with our Kansas 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 KS combination license in 2021, practice as much as.. Read More

Train for FREE online with our Kansas 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 KS combination license in 2021, 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 . In a sudden turn, the ____ trailer is the most likely to turn over.

First When making a turn, be sure to steer gently and smoothly. Making a quick turn while pulling trailers is dangerous and can increase the risk of the last trailer rolling over.

2 . Having ABS on only one axle:

Will cause extra strain on the other axles. Having an Anti-Lock Braking System (ABS) on only the trailer, or even on just one axle, will still provide a driver with additional control over the trailer when braking.

3 . An Anti-Lock Braking System (ABS):

Assists with the operation of brake lights. The function of an Anti-Lock Braking System (ABS) is to prevent a vehicle's wheels from locking up during hard braking.

4 . Rollovers happen when drivers:

Drive illegally. A rollover happens as a result of a driver taking a turn at too high a speed. Be sure to take turns and curves safely and slowly.

5 . The best way to recognize that your trailer has begun to skid is by:

Listening to the radio. The earliest and best way to recognize the beginnings of a trailer skid is by seeing the trailer veer off-course in your mirrors.

6 . An air supply control lever should be in its "normal" position when you are:

Using your spring brakes. Tractor protection controls in older vehicles may be operated by levers instead of knobs. If an air supply control is set in its "normal" position, it is properly set for you to pull a trailer.

7 . Trailers manufactured after ____ must be equipped with Anti-Lock Braking Systems (ABS).

2015 Trailers and converter dollies manufactured on or after March 1, 1998 are required to have Anti-Lock Braking Systems (ABS).

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