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The CDL general knowledge test is required to be taken by all CDL applicants. The Kansas CDL test consists of 50 questions. To pass, you must correctly answer at least 40 questions (80%). The general knowledge test covers the contents of the Kansas CDL Manual. All CDL applicants (Class A, B and C) must study the following sections: Driving Safely, Transporting Cargo Safely, Air Brakes (if you plan to operate vehicles equipped with air brakes), Vehicle Inspection Test, Basic Control Skills Test, Road Test. In addition, the Class A CDL test will include questions based on the Combination Vehicles section. Take this CDL practice test now to prepare for the actual KS general knowledge test! To get your CDL, you must pass both the knowledge and skills tests. CDL knowledge tests include: General Knowledge, Passenger Transport, Air Brakes, Combination Vehicles, Hazardous Materials, Tanker Vehicles, Doubles/Triples, School Bus, Firefighter. Depending on what class of license (A, B or C) and endorsements you need, you must take one or more knowledge tests. A special endorsement is also required to drive certain types of vehicles. The following endorsements may be used with a Class A, B or C CDL: HazMat (H), Tank Vehicles (N), Tank Vehicles Transporting Hazardous Materials (X) and Passenger Transport (P). The School Bus endorsement (S) is only available for Class A or B CDL, and the Doubles/Triples endorsement (T) is only available for Class A driver's licenses.
1. Your mirrors should be adjusted so that:
a part of the vehicle is visible in the mirror.
more than half of the mirror shows the vehicle.
no part of the vehicle is visible in the mirror.
the rear of the vehicle is visible in the mirror.
2. Strong winds can make it difficult to stay in your lane, especially when:
driving at speeds below 40 mph.
coming out of tunnels.
driving alongside other vehicles.
going into tunnels.
3. If you're carrying hazardous materials and are stopped at a truck stop, you should:
keep the shipping papers with you.
leave the shipping papers in the driver’s door pouch or on the driver’s seat.
leave the shipping papers on the dashboard in clear view.
tuck the shipping papers under your windshield wiper.
4. During a pre-trip inspection, when checking the power steering hoses, you should:
check for leaks.
look for broken or distorted coil springs.
check for damaged or bent rims.
check that the brake chambers are not leaking.
5. When more cargo is piled up in a truck, the center of gravity moves:
to the left side of the truck.
to the right side of the truck.
closer to the ground.
higher up from the road.
6. Service brakes should:
only be checked by a mechanic.
be checked before each trip.
always be checked before applying the brakes.
All of the above.
7. If your vehicle has manual transmission, to know when to shift up:
you should use a helper when you can.
you must use mirrors on both sides.
you should release the accelerator, push in the clutch, and shift to neutral at the same time.
you can watch your tachometer, and shift up when your engine reaches the top of the range.
8. Before transporting a sealed load, make sure:
that you don't exceed gross weight and axle weight limits.
that the load can be inspected.
that there is a picture of its contents.
All of the above.
9. To prevent your vehicle from rolling back when you start you should:
partly take your right foot off the brake before you engage the clutch.
partly engage the clutch before you take your right foot off the brake.
put the transmission in Neutral.
release the parking brake, then apply enough engine power to keep from rolling back.
10. If you are driving a 30 foot vehicle at 35 mph, you should leave at least _______ between your vehicle and the vehicle in front of you.
3 seconds
4 seconds
2 seconds
1 seconds
 
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KS CDL Knowledge Test

Number of questions: 50
Correct answers to pass:40
Passing score:80%
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