FEDERAL CDL CORE
General Knowledge
Federal core • safe driving, inspections, cargo and emergencies • 74 eligible questions
Practice anything
Federal/core CDL and state or jurisdiction-specific preparation are separate, complementary practice libraries. No onboarding is required.
Search CDL study content
Try air governor, spring brakes, placards, shipping papers, liquid surge, fifth wheel, kingpin, danger zone, railroad crossing, ABS, converter dolly, medical certification, CLP, HazMat, or pre-trip.
FEDERAL / CORE CDL PRACTICE
FEDERAL CDL CORE
Air Brakes
Federal core • air systems, checks and braking technique • 53 eligible questions
FEDERAL CDL CORE
Combination Vehicles
Federal core • coupling, air lines and vehicle control • 55 eligible questions
FEDERAL CDL CORE
Hazardous Materials
Federal core • placards, papers, loading and emergencies • 67 eligible questions
FEDERAL CDL CORE
Tank Vehicles
Federal core • surge, tank design and rollover prevention • 56 eligible questions
FEDERAL CDL CORE
Doubles / Triples
Federal core • dollies, coupling, air flow and control • 45 eligible questions
FEDERAL CDL CORE
Passenger
Federal core • passenger safety, loading and evacuation • 60 eligible questions
FEDERAL CDL CORE
School Bus
Federal core • danger zones, stops and school-bus safety • 60 eligible questions
FEDERAL CDL CORE
Pre-Trip Inspection
Federal core • systems, defects and inspection decisions • 100 eligible questions
FEDERAL CDL CORE
HazMat + Tanker
Federal core • combined H/N practice using underlying IDs • 123 eligible questions
STATE / JURISDICTION CDL PRACTICE
Verified licensing, testing, restriction, and administrative content for all 50 states plus DC. This does not replace federal/core preparation.
STATE-SPECIFIC
Alabama Commercial Rules
Alabama-specific • licensing, testing, restrictions and state procedures • 40 eligible questions
STATE-SPECIFIC
Alaska Commercial Rules
Alaska-specific • licensing, testing, restrictions and state procedures • 30 eligible questions
STATE-SPECIFIC
Arizona Commercial Rules
Arizona-specific • licensing, testing, restrictions and state procedures • 40 eligible questions
STATE-SPECIFIC
Arkansas Commercial Rules
Arkansas-specific • licensing, testing, restrictions and state procedures • 30 eligible questions
STATE-SPECIFIC
California Commercial Rules
California-specific • licensing, testing, restrictions and state procedures • 40 eligible questions
STATE-SPECIFIC
Colorado Commercial Rules
Colorado-specific • licensing, testing, restrictions and state procedures • 40 eligible questions
STATE-SPECIFIC
Connecticut Commercial Rules
Connecticut-specific • licensing, testing, restrictions and state procedures • 30 eligible questions
STATE-SPECIFIC
Delaware Commercial Rules
Delaware-specific • licensing, testing, restrictions and state procedures • 30 eligible questions
JURISDICTION-SPECIFIC
District of Columbia Commercial Rules
District of Columbia-specific • licensing, testing, restrictions and state procedures • 30 eligible questions
STATE-SPECIFIC
Florida Commercial Rules
Florida-specific • licensing, testing, restrictions and state procedures • 40 eligible questions
STATE-SPECIFIC
Georgia Commercial Rules
Georgia-specific • licensing, testing, restrictions and state procedures • 40 eligible questions
STATE-SPECIFIC
Hawaii Commercial Rules
Hawaii-specific • licensing, testing, restrictions and state procedures • 30 eligible questions