Kansas CDL — General Knowledge Practice Test

The Kansas CDL — General Knowledge knowledge test has ~50 questions; you need ~40 correct (80%) to pass.

Or take one of 10 full-length practice tests

50 questions · pass with 40 correct. You get instant feedback and an explanation after every answer.

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The full-length test, with feedback and an explanation after every answer.

Kansas CDL — General Knowledge practice tests

10 full-length practice tests, each with 50 questions and a pass mark of 40, like the real test. You see the answers and explanations after you grade.

Test 1
50 questions · pass with 40
Which special equipment may an oversized load need so other drivers notice it?
Test 2
50 questions · pass with 40
On the road test you are driving a bus toward a railroad crossing. Besides the usual stop, what may you also be required to do before crossing?
Test 3
50 questions · pass with 40
Your brakes fail on a downgrade with no escape ramp, but there's a side road that turns uphill. When should you take it?
Test 4
50 questions · pass with 40
Why must a trailer's landing gear be fully raised with its crank handle secured before travel?
Test 5
50 questions · pass with 40
A driver is caught holding more than one driver license. Besides a fine of up to $5,000 or jail, what may the court do with the licenses?
Test 6
50 questions · pass with 40
When is double clutching NOT needed to change gears?
Test 7
50 questions · pass with 40
On the manual's drinks chart, how many drinks can bring a 100-pound person to a BAC of about .04?
Test 8
50 questions · pass with 40
On the road test, as you approach a student pick-up point in a school bus, which lights do you turn on?
Test 9
50 questions · pass with 40
During the basic control skills test, you open the cab door to check your position while the vehicle is still rolling. What may happen?
Test 10
50 questions · pass with 40
Why isn't driving faster than the flow of traffic worth it?