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CDL practice tests

Find CDL practice by study goal.

Start with the full CDL path, choose a knowledge topic, or use a state page when you need local handbook context. Each public page points to study notes, original practice questions, answers, and explanations.

How to choose

Use the CDL path that matches your next step.

  1. Start with the CDL study guide if you need the full topic map before answering questions.
  2. Use general knowledge first when you are preparing for the commercial learner permit.
  3. Move into air brakes, combination vehicles, and endorsements only when those topics apply to your vehicle or license path.
  4. Choose a state page after the national topics so handbook links, licensing context, and local rules have a place to fit.
Study area

Choose a CDL practice area.

Start with the public practice area currently available on JSEA.

Driving & Transportation

Practice for commercial driving, permit tests, endorsements, and transportation safety topics.

49 live pages Study guide + practice
CDL Practice TestCDL Permit Practice TestCDL General KnowledgeCDL Air BrakesCDL Combination VehiclesCDL Hazmat EndorsementCDL Passenger EndorsementCDL Pre-Trip InspectionCDL Test Questions and AnswersCDL Class A Practice TestCDL Class B Practice TestHow to Get a CDLCDL Pre-Trip Inspection ChecklistCDL English Test and English Proficiency PracticeCDL Skills Test Cone Layout and Score SheetCDL Alcohol Limit for DriversCDL Road Signs and Safety Equipment TestCommercial Driver's License GuideCommercial vs Non Commercial Driver's LicenseCommercial Driver's License Medical Card and Self-CertificationCDL Introduction and License PathCDL Vehicle Inspection Study GuideCDL Speed and Space ManagementCDL Visual Search and MirrorsCDL Basic Control and ShiftingCDL Communication, Alertness, and Driver FitnessCDL Railroad Crossings and Mountain DrivingCDL Night and Bad Weather DrivingCDL Emergency Response and Skid ControlCDL Cargo Securement Study GuideCDL Air Brake System PartsCDL Air Brake Tests and WarningsCDL Coupling and UncouplingCDL Hazmat Papers and PlacardsCDL Doubles and Triples Study GuideCDL Tank Vehicles Study GuideCDL School Bus Study GuideCDL Basic Vehicle Control Skills TestCDL On-Road Driving TestCalifornia CDL Practice TestTexas CDL Practice TestFlorida CDL Practice TestNew York CDL Practice TestIllinois CDL Practice TestPennsylvania CDL Practice TestOhio CDL Practice TestGeorgia CDL Practice TestNorth Carolina CDL Practice TestArizona CDL Practice Test
All practice tests

Choose a CDL topic.

Use the topic pages to study first, then answer questions and review the explanations.

CDL Practice Test Free CDL practice organized by knowledge area, state intent, and real driving scenarios. CDL Permit Practice Test Free CDL permit practice for commercial learner permit study, general knowledge review, and first-step CDL preparation. CDL General Knowledge Core commercial driving safety, inspection, road rules, cargo, and decision-making practice. CDL Air Brakes Practice for air brake system parts, checks, low-pressure warnings, and safe braking behavior. CDL Combination Vehicles Practice for coupling, uncoupling, turning behavior, trailer risks, and safe combination operation. CDL Hazmat Endorsement Practice hazardous materials endorsement topics including placards, shipping papers, safety, and emergency response. CDL Passenger Endorsement Practice passenger endorsement topics including loading, stops, emergency exits, passenger safety, and safe operation. CDL Pre-Trip Inspection Practice pre-trip inspection topics including defects, safety checks, brake checks, lights, tires, coupling, and cargo. CDL Test Questions and Answers Free CDL test questions and answers with explanations, question-count guidance by topic, and links back to the study pages behind each answer. CDL Class A Practice Test Study CDL Class A combination vehicles, coupling, trailer path, off-tracking, air brakes, pre-trip inspection, and skills-test habits with original practice questions. CDL Class B Practice Test Practice CDL Class B questions and answers for heavy single vehicles, inspection, air brakes, passenger vehicles, and safe driving decisions. How to Get a CDL Learn the CDL study path, permit step, class and endorsement choices, ELDT context, and practice order before testing. CDL Pre-Trip Inspection Checklist Use a CDL pre-trip inspection checklist study page to connect vehicle systems, unsafe defects, and practice questions. CDL English Test and English Proficiency Practice Practice CDL English proficiency topics, road-language questions, inspection words, signs, and official-source context for commercial drivers. CDL Skills Test Cone Layout and Score Sheet Study CDL skills test cone layout and cone spacing, score sheet language, basic control mistakes, pull-ups, encroachments, and safe correction habits. CDL Alcohol Limit for Drivers Study CDL alcohol limit rules, alcohol concentration wording, out-of-service concepts, driver fitness, and safe answer patterns for CDL questions. CDL Road Signs and Safety Equipment Test Practice CDL road signs, warning devices, reflective triangles, wig wag context, emergency equipment, and safety-question wording. Commercial Driver's License Guide Learn what a commercial driver's license is, how CDL classes and endorsements work, and where to practice commercial driver's license test questions. Commercial vs Non Commercial Driver's License Compare commercial and non-commercial driver's licenses, regular license assumptions, CDL requirements, and when commercial vehicle study applies. Commercial Driver's License Medical Card and Self-Certification Study commercial driver's license medical card, medical examiner certificate, self-certification, and CDL process context with official-source links. CDL Introduction and License Path Understand CDL classes, endorsements, state handbooks, training steps, and how the full CDL study path fits together. CDL Vehicle Inspection Study Guide Learn how CDL inspection questions test unsafe defects, vehicle systems, and driver decisions before driving. CDL Speed and Space Management Study safe speed, following distance, stopping distance, grades, curves, and road-condition decisions. CDL Visual Search and Mirrors Study scanning, mirror checks, lane awareness, blind areas, and early hazard recognition for CDL practice. CDL Basic Control and Shifting Study basic vehicle control, backing awareness, shifting decisions, and safe control habits before skills practice. CDL Communication, Alertness, and Driver Fitness Study signaling, visibility, distractions, aggressive drivers, fatigue, alcohol, drugs, and safe driver condition. CDL Railroad Crossings and Mountain Driving Study railroad crossing decisions, grades, escape ramps, low gear planning, braking limits, and mountain-route hazards. CDL Night and Bad Weather Driving Study night driving, rain, fog, ice, hydroplaning, wind, and low-visibility CDL decisions. CDL Emergency Response and Skid Control Study emergency stops, skids, fires, warning devices, crash scenes, and controlled hazard response. CDL Cargo Securement Study Guide Study cargo weight, balance, securement, shifting loads, and driver responsibility for safe freight movement. CDL Air Brake System Parts Study air compressor, governor, tanks, gauges, brake chambers, foundation brakes, and system behavior. CDL Air Brake Tests and Warnings Study low air pressure warnings, leakage checks, spring brake tests, brake lag, and safe air-brake decisions. CDL Coupling and Uncoupling Study fifth wheel, kingpin, locking jaws, glad hands, landing gear, and safe coupling sequence. CDL Hazmat Papers and Placards Study hazardous materials shipping papers, emergency response information, placards, labels, and hazard communication. CDL Doubles and Triples Study Guide Study doubles and triples control, converter dolly checks, coupling sequence, rear trailer movement, and safe spacing. CDL Tank Vehicles Study Guide Study tank vehicle surge, outage, high center of gravity, smooth control, inspection, and rollover prevention. CDL School Bus Study Guide Study school bus danger zones, student loading, unloading, railroad crossings, emergency exits, and inspection priorities. CDL Basic Vehicle Control Skills Test Study backing, pull-ups, encroachments, boundary control, mirror use, and safe corrections for the CDL basic control skills test. CDL On-Road Driving Test Study CDL road-test habits for turns, intersections, lane changes, speed control, railroad crossings, traffic checks, and communication. California CDL Practice Test California-focused CDL practice page for learners who want state-specific study context. Texas CDL Practice Test Texas-focused CDL practice for commercial driving study. Florida CDL Practice Test Florida CDL practice for topic review and state handbook study. New York CDL Practice Test New York-focused CDL practice for commercial driving study. Illinois CDL Practice Test Illinois-focused CDL practice for commercial driving study. Pennsylvania CDL Practice Test Pennsylvania-focused CDL practice for commercial driving study. Ohio CDL Practice Test Ohio-focused CDL practice for state references, winter driving, work zones, and core CDL topics. Georgia CDL Practice Test Georgia-focused CDL practice for DDS references, traffic, weather, grades, and endorsement study. North Carolina CDL Practice Test North Carolina-focused CDL practice for NCDMV references, grades, weather, route planning, and core CDL topics. Arizona CDL Practice Test Arizona-focused CDL practice for MVD references, heat, desert conditions, grades, and inspection skills.