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Any driver, regardless of the vehicle Class, who wants to haul hazardous materials, must add an “H” endorsement to their CDL. In order to obtain the Hazmat endorsement drivers are required to pass a Transportation Security Administration background check and a knowledge test. The Kansas hazmat test consists of 30 questions. To pass, you must correctly answer at least 24 questions (80%). The KS CDL hazmat test covers the information found in the Kansas CDL Manual. Study the chapter covering hazardous materials to learn how to recognize, handle, and transport Hazmat, then take this practice test to prepare for your exam!
1. Overloading can have bad effects on all of the following except:
Speed control
Exhaust system
2. If you have convex mirrors, be aware that:
objects may appear to be faster than they really are.
everything appears smaller in a convex mirror than it would if you were looking at it directly.
objects seem closer than they really are.
in a convex mirror objects appears larger than they really are.
3. Who must provide emergency response information?
The carrier
The driver
The shipper
The local fire department
4. Which of the following is not a type of retarder?
5. How should you brake if your vehicle loses ABS?
Brake as you always have.
Pump the brake repeatedly
Step on and off the brake pedal several times
Stay off the Brake
6. You are driving a modern truck with a manual transmission. When going down a hill you should usually:
downshift after your speed has already built up.
use the same gear you would use to go up the hill.
shift into neutral and coast.
use a lower gear than would be required to go up the hill.
7. When going down a steep downgrade, you should primarily brake using:
the parking brake.
the service brakes.
the emergency brake.
the braking effect of the engine.
8. What should you do if you doubt you have safe space to pass under a low bridge?
Go slowly, and take another route if you are not sure you can make it.
If no warnings are posted, assume there is enough clearance under the bridge and proceed slowly.
Assume that the height posted at the bridges is correct.
Increase the weight of your vehicle to clearing under the bridge.
9. When you leave your vehicle you should:
leave the key in the ignition.
release the parking brake.
apply the service brake.
None of the above.
10. How can you tell if your vehicle is equipped with ABS?
Trailers will have yellow ABS malfunction lamps on the left side.
Look for yellow ABS malfunction lamps on the instrument panel.
Look under the vehicle for the wheel speed sensor wires coming from the back of the brakes.
All of the above.
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KS CDL Hazmat Test

Number of questions: 30
Correct answers to pass:24
Passing score:80%
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