https://jsea.com/ 2026-06-11 https://jsea.com/exams 2026-06-11 https://jsea.com/practice-tests 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/study-guide 2026-06-12 https://jsea.com/about 2026-06-08 https://jsea.com/privacy 2026-06-08 https://jsea.com/terms 2026-06-08 https://jsea.com/exams/driving-transportation/cdl 2026-06-12 https://jsea.com/exams/driving-transportation/cdl/permit-practice-test 2026-06-08 https://jsea.com/assets/cdl-diagrams/pre-trip-inspection-diagram.svg Pre-trip inspection zones Pre-trip inspection zones https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/assets/cdl-diagrams/reflective-triangles-placement.svg Warning-device placement depends on road type and traffic direction. Warning-device placement depends on road type and traffic direction. https://jsea.com/exams/driving-transportation/cdl/general-knowledge 2026-06-08 https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg CDL stopping distance chart Use the stopping-distance chain to connect following distance, speed, road condition, and braking questions. https://jsea.com/assets/cdl-diagrams/pre-trip-inspection-diagram.svg Pre-trip inspection zones Pre-trip inspection zones https://jsea.com/assets/cdl-diagrams/reflective-triangles-placement.svg Warning-device placement depends on road type and traffic direction. Warning-device placement depends on road type and traffic direction. https://jsea.com/exams/driving-transportation/cdl/air-brakes 2026-06-08 https://jsea.com/assets/cdl-diagrams/air-brake-system.svg CDL air brake system diagram Use the diagram to connect air brake parts, pressure behavior, warnings, and safe responses. https://jsea.com/exams/driving-transportation/cdl/combination-vehicles 2026-06-08 https://jsea.com/assets/cdl-diagrams/fifth-wheel-diagram.svg Fifth wheel and kingpin coupling Fifth wheel and kingpin coupling https://jsea.com/exams/driving-transportation/cdl/hazmat 2026-06-08 https://jsea.com/assets/cdl-diagrams/hazmat-placards-chart.svg CDL hazmat placards chart Use placards as the visible warning, then verify package labels and shipping papers before moving a hazmat load. https://jsea.com/exams/driving-transportation/cdl/passenger-endorsement 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/pre-trip-inspection 2026-06-08 https://jsea.com/assets/cdl-diagrams/pre-trip-inspection-diagram.svg CDL pre-trip inspection diagram Group inspection by vehicle system so every checklist item connects to a safety reason. https://jsea.com/exams/driving-transportation/cdl/test-questions 2026-06-11 https://jsea.com/assets/cdl-diagrams/pre-trip-inspection-diagram.svg Pre-trip inspection zones Pre-trip inspection zones https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/exams/driving-transportation/cdl/class-a 2026-06-11 https://jsea.com/assets/cdl-diagrams/fifth-wheel-diagram.svg Fifth wheel and kingpin coupling Fifth wheel and kingpin coupling https://jsea.com/exams/driving-transportation/cdl/class-b 2026-06-11 https://jsea.com/assets/cdl-diagrams/pre-trip-inspection-diagram.svg Pre-trip inspection zones Pre-trip inspection zones https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/exams/driving-transportation/cdl/how-to-get-a-cdl 2026-06-11 https://jsea.com/assets/cdl-diagrams/pre-trip-inspection-diagram.svg Pre-trip inspection zones Pre-trip inspection zones https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/exams/driving-transportation/cdl/pre-trip-inspection-checklist 2026-06-11 https://jsea.com/assets/cdl-diagrams/pre-trip-inspection-diagram.svg CDL pre-trip inspection diagram Use the diagram as a system map before turning missed questions into a personal checklist. https://jsea.com/exams/driving-transportation/cdl/english-test 2026-06-11 https://jsea.com/assets/cdl-diagrams/pre-trip-inspection-diagram.svg Pre-trip inspection zones Pre-trip inspection zones https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/exams/driving-transportation/cdl/skills-test-cone-layout 2026-06-11 https://jsea.com/assets/cdl-diagrams/skills-cone-layout.svg CDL skills test cone layout Use the layout to understand boundaries, trailer path, and why slow correction matters. https://jsea.com/assets/cdl-diagrams/score-sheet.svg CDL skills test score sheet Use the score sheet diagram to understand what the examiner is measuring before test day. https://jsea.com/exams/driving-transportation/cdl/alcohol-limit 2026-06-11 https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/assets/cdl-diagrams/reflective-triangles-placement.svg Warning-device placement depends on road type and traffic direction. Warning-device placement depends on road type and traffic direction. https://jsea.com/exams/driving-transportation/cdl/road-signs-safety-equipment 2026-06-11 https://jsea.com/assets/cdl-diagrams/road-signs-chart.svg CDL road signs chart Read signs as early driving decisions: slow down, add space, check clearance, choose a lane, or change route. https://jsea.com/assets/cdl-diagrams/reflective-triangles-placement.svg CDL reflective triangles placement diagram Warning devices give approaching traffic time to see and react to a stopped commercial vehicle. https://jsea.com/assets/cdl-signs/low-clearance.svg Low clearance warning Low clearance warning https://jsea.com/assets/cdl-signs/railroad-crossing.svg Railroad crossing advance warning Railroad crossing advance warning https://jsea.com/assets/cdl-signs/merge-right.svg Merge warning Merge warning https://jsea.com/assets/cdl-signs/steep-grade.svg Steep grade warning Steep grade warning https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/exams/driving-transportation/cdl/commercial-drivers-license 2026-06-11 https://jsea.com/assets/cdl-diagrams/pre-trip-inspection-diagram.svg Pre-trip inspection zones Pre-trip inspection zones https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/exams/driving-transportation/cdl/commercial-vs-non-commercial-drivers-license 2026-06-11 https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/exams/driving-transportation/cdl/commercial-drivers-license-medical-card 2026-06-11 https://jsea.com/exams/driving-transportation/cdl/introduction 2026-06-08 https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/exams/driving-transportation/cdl/vehicle-inspection 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/speed-space-management 2026-06-08 https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg CDL stopping distance chart Stopping distance grows when speed, load, weather, visibility, or brake condition changes. https://jsea.com/exams/driving-transportation/cdl/visual-search-mirrors 2026-06-08 https://jsea.com/assets/cdl-diagrams/blind-spots-diagram.svg CDL blind spots diagram Use mirror checks and visual scanning to understand where traffic can disappear around a commercial vehicle. https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/exams/driving-transportation/cdl/basic-control-shifting 2026-06-08 https://jsea.com/assets/cdl-diagrams/skills-cone-layout.svg Cone layout and backing path Cone layout and backing path https://jsea.com/assets/cdl-diagrams/score-sheet.svg Score sheet concepts Score sheet concepts https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/exams/driving-transportation/cdl/communication-alertness 2026-06-08 https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/assets/cdl-diagrams/reflective-triangles-placement.svg Warning-device placement depends on road type and traffic direction. Warning-device placement depends on road type and traffic direction. https://jsea.com/exams/driving-transportation/cdl/railroad-mountain-driving 2026-06-08 https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/assets/cdl-diagrams/reflective-triangles-placement.svg Warning-device placement depends on road type and traffic direction. Warning-device placement depends on road type and traffic direction. https://jsea.com/exams/driving-transportation/cdl/night-weather-driving 2026-06-08 https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/assets/cdl-diagrams/reflective-triangles-placement.svg Warning-device placement depends on road type and traffic direction. Warning-device placement depends on road type and traffic direction. https://jsea.com/exams/driving-transportation/cdl/emergency-response-skid-control 2026-06-08 https://jsea.com/assets/cdl-diagrams/reflective-triangles-placement.svg Warning-device placement depends on road type and traffic direction. Warning-device placement depends on road type and traffic direction. https://jsea.com/exams/driving-transportation/cdl/cargo-securement 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/air-brake-system-parts 2026-06-08 https://jsea.com/assets/cdl-diagrams/air-brake-system.svg Air brake system parts Air brake system parts https://jsea.com/exams/driving-transportation/cdl/air-brake-tests-warnings 2026-06-08 https://jsea.com/assets/cdl-diagrams/air-brake-system.svg CDL air brake system diagram Study the parts, pressure path, warning, and safe driver response as one system. https://jsea.com/exams/driving-transportation/cdl/coupling-uncoupling 2026-06-08 https://jsea.com/assets/cdl-diagrams/fifth-wheel-diagram.svg CDL fifth wheel diagram Use the coupling diagram to connect fifth wheel, kingpin, landing gear, and visual checks before movement. https://jsea.com/exams/driving-transportation/cdl/hazmat-papers-placards 2026-06-08 https://jsea.com/assets/cdl-diagrams/hazmat-placards-chart.svg CDL hazmat placards chart Hazmat paperwork, labels, markings, and placards should tell the same safety story. https://jsea.com/exams/driving-transportation/cdl/doubles-triples 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/tank-vehicles 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/school-bus 2026-06-08 https://jsea.com/assets/cdl-diagrams/school-bus-danger-zone.svg School bus danger zone diagram Danger-zone checks, student counts, and mirror use should happen before the bus moves. https://jsea.com/exams/driving-transportation/cdl/basic-control-skills-test 2026-06-08 https://jsea.com/assets/cdl-diagrams/skills-cone-layout.svg Cone layout and backing path Cone layout and backing path https://jsea.com/assets/cdl-diagrams/score-sheet.svg Score sheet concepts Score sheet concepts https://jsea.com/exams/driving-transportation/cdl/on-road-driving-test 2026-06-08 https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/assets/cdl-diagrams/reflective-triangles-placement.svg Warning-device placement depends on road type and traffic direction. Warning-device placement depends on road type and traffic direction. https://jsea.com/exams/driving-transportation/cdl/california 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/texas 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/florida 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/new-york 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/illinois 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/pennsylvania 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/ohio 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/georgia 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/north-carolina 2026-06-08 https://jsea.com/exams/driving-transportation/cdl/arizona 2026-06-08 https://jsea.com/practice-tests/cdl/general-knowledge-test-1 2026-06-12 https://jsea.com/assets/cdl-diagrams/pre-trip-inspection-diagram.svg Pre-trip inspection zones Pre-trip inspection zones https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/assets/cdl-diagrams/reflective-triangles-placement.svg Warning-device placement depends on road type and traffic direction. Warning-device placement depends on road type and traffic direction. https://jsea.com/practice-tests/cdl/general-knowledge-test-2 2026-06-12 https://jsea.com/practice-tests/cdl/general-knowledge-test-3 2026-06-12 https://jsea.com/practice-tests/cdl/general-knowledge-test-4 2026-06-12 https://jsea.com/practice-tests/cdl/air-brakes-test-1 2026-06-12 https://jsea.com/assets/cdl-diagrams/air-brake-system.svg Air brake system parts Air brake system parts https://jsea.com/practice-tests/cdl/air-brakes-test-2 2026-06-12 https://jsea.com/practice-tests/cdl/air-brakes-test-3 2026-06-12 https://jsea.com/practice-tests/cdl/air-brakes-test-4 2026-06-12 https://jsea.com/practice-tests/cdl/hazmat-test-1 2026-06-12 https://jsea.com/assets/cdl-diagrams/hazmat-placards-chart.svg Placards, labels, and shipping papers must work together. Placards, labels, and shipping papers must work together. https://jsea.com/practice-tests/cdl/hazmat-test-2 2026-06-12 https://jsea.com/practice-tests/cdl/hazmat-test-3 2026-06-12 https://jsea.com/practice-tests/cdl/passenger-endorsement-test-1 2026-06-12 https://jsea.com/practice-tests/cdl/passenger-endorsement-test-2 2026-06-12 https://jsea.com/practice-tests/cdl/combination-vehicles-test-1 2026-06-12 https://jsea.com/assets/cdl-diagrams/fifth-wheel-diagram.svg Fifth wheel and kingpin coupling Fifth wheel and kingpin coupling https://jsea.com/practice-tests/cdl/combination-vehicles-test-2 2026-06-12 https://jsea.com/practice-tests/cdl/doubles-triples-test-1 2026-06-12 https://jsea.com/practice-tests/cdl/doubles-triples-test-2 2026-06-12 https://jsea.com/practice-tests/cdl/tank-vehicles-test-1 2026-06-12 https://jsea.com/practice-tests/cdl/tank-vehicles-test-2 2026-06-12 https://jsea.com/practice-tests/cdl/school-bus-test-1 2026-06-12 https://jsea.com/assets/cdl-diagrams/school-bus-danger-zone.svg Danger zones are the areas where students can be hardest to see. Danger zones are the areas where students can be hardest to see. https://jsea.com/practice-tests/cdl/school-bus-test-2 2026-06-12 https://jsea.com/practice-tests/cdl/skills-test-prep-test-1 2026-06-12 https://jsea.com/assets/cdl-diagrams/skills-cone-layout.svg Cone layout and backing path Cone layout and backing path https://jsea.com/assets/cdl-diagrams/score-sheet.svg Score sheet concepts Score sheet concepts https://jsea.com/practice-tests/cdl/pre-trip-inspection-test-1 2026-06-12 https://jsea.com/practice-tests/cdl/pre-trip-inspection-test-2 2026-06-12 https://jsea.com/practice-tests/cdl/pre-trip-inspection-test-3 2026-06-12 https://jsea.com/practice-tests/cdl/vehicle-inspection-drill 2026-06-12 https://jsea.com/practice-tests/cdl/speed-space-management-drill 2026-06-12 https://jsea.com/assets/cdl-diagrams/stopping-distance-chart.svg Stopping distance includes perception, reaction, and braking time. Stopping distance includes perception, reaction, and braking time. https://jsea.com/practice-tests/cdl/hazard-response-drill 2026-06-12 https://jsea.com/assets/cdl-diagrams/reflective-triangles-placement.svg Warning-device placement depends on road type and traffic direction. Warning-device placement depends on road type and traffic direction. https://jsea.com/practice-tests/cdl/cargo-securement-drill 2026-06-12 https://jsea.com/practice-tests/cdl/air-pressure-warning-drill 2026-06-12 https://jsea.com/practice-tests/cdl/leakage-tests-drill 2026-06-12 https://jsea.com/practice-tests/cdl/spring-parking-brakes-drill 2026-06-12 https://jsea.com/practice-tests/cdl/compressor-governor-drill 2026-06-12 https://jsea.com/assets/cdl-diagrams/air-brake-system.svg Air brake system parts Air brake system parts https://jsea.com/practice-tests/cdl/brake-system-basics-drill 2026-06-12 https://jsea.com/practice-tests/cdl/coupling-system-drill 2026-06-12 https://jsea.com/assets/cdl-diagrams/fifth-wheel-diagram.svg Fifth wheel and kingpin coupling Fifth wheel and kingpin coupling https://jsea.com/practice-tests/cdl/trailer-control-drill 2026-06-12 https://jsea.com/practice-tests/cdl/doubles-triples-control-drill 2026-06-12 https://jsea.com/practice-tests/cdl/tank-vehicle-control-drill 2026-06-12 https://jsea.com/practice-tests/cdl/school-bus-safety-drill 2026-06-12 https://jsea.com/assets/cdl-diagrams/school-bus-danger-zone.svg Danger zones are the areas where students can be hardest to see. Danger zones are the areas where students can be hardest to see. https://jsea.com/practice-tests/cdl/backing-and-maneuvers-drill 2026-06-12 https://jsea.com/assets/cdl-diagrams/skills-cone-layout.svg Cone layout and backing path Cone layout and backing path https://jsea.com/assets/cdl-diagrams/score-sheet.svg Score sheet concepts Score sheet concepts https://jsea.com/practice-tests/cdl/road-test-habits-drill 2026-06-12 https://jsea.com/practice-tests/cdl/state-rules-drill 2026-06-12 https://jsea.com/practice-tests/cdl/hazmat-safe-handling-drill 2026-06-12 https://jsea.com/practice-tests/cdl/passenger-safety-drill 2026-06-12 https://jsea.com/practice-tests/cdl/passenger-vehicle-inspection-drill 2026-06-12 https://jsea.com/practice-tests/cdl/pre-trip-systems-drill 2026-06-12 https://jsea.com/assets/cdl-diagrams/pre-trip-inspection-diagram.svg Pre-trip inspection zones Pre-trip inspection zones