CDL practice tests
Practice for commercial driver's license (CDL) knowledge tests, with original questions written from an official state CDL handbook.
Written by AI from official sources. Checked automatically, not reviewed by a person. How Capxule uses AI
CDL air brakes test: practice test with original questions from a state CDL handbook
Practice for the CDL air brakes knowledge test with 59 original questions written from a state CDL handbook based on the national model manual (Texas DL-7C, revised March 2026), in English and Spanish.
CDL general knowledge test: practice test with original questions from a state CDL handbook
Practice for the commercial driver's license (CDL) general knowledge test with 67 original questions written from a state CDL handbook based on the national model manual (Texas DL-7C, revised March 2026), in English and Spanish.
CDL hazmat test: practice test with original questions from a state CDL handbook
Practice for the CDL hazardous materials (hazmat) endorsement knowledge test with 71 original questions written from a state CDL handbook based on the national model manual (Texas DL-7C, revised March 2026), in English and Spanish.