CDL study guides
Class A vs B, the permit wait, the 80% passing score, and state pages for California, Texas, Florida and Georgia.
CDL Class A vs Class B vs Class C
Class is about what the truck is rated to weigh and what you may tow — not the job title on the application. Book the wrong class and you either sit extra tests you do not need, or you cannot legally pull the trailer on day one.
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CDL Permit (CLP)
The CDL is not one exam. You pass the written tests, the state prints a Commercial Learner's Permit, you wait, you practice, then you take the skills test. Searching “CDL permit” is the beginning of that sequence — not a different license.
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CDL Passing Score (80%)
You do not pass the CDL written exams with a blended score. Each test is pass/fail on its own. 90% on General Knowledge and 76% on Air Brakes is a fail on Air Brakes.
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California CDL Practice Test
California issues the CDL through DMV, to federal standards. The knowledge tests are the national topics — classes, space, air brakes, combination vehicles — plus CA’s own handbook. This page is practice for that written appointment, not a driving school.
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Texas CDL Practice Test
Texas CDLs are issued by the Department of Public Safety. The written tests are the federal knowledge bank — General Knowledge, Air Brakes, Combination, endorsements — administered in Texas. Practice here, then book DPS.
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Florida CDL Practice Test
Florida CDLs go through DHSMV / tax collector offices that offer driver services. The knowledge tests are the national CDL topics. Use this bank for the written part, then book Florida for the real exam.
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Georgia CDL Practice Test
Georgia’s Department of Driver Services issues CDLs. The written exams are the federal knowledge tests. Practice the topics here, then schedule DDS.
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