California CDL · Knowledge

General Knowledge Practice Quiz

Study Class A knowledge topics before you sit at the DMV: inspections, space management, cargo, mountain driving, and hours-of-service basics drawn from the public handbook.

50 questions · Last reviewed: August 31, 2026

Educational practice only. Not official DMV questions. Only the California DMV issues a CDL. Disclaimer · See an error? Tell us.

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What this quiz covers

• Pre-trip and en-route inspections
• Following distance, backing, and space ahead
• Cargo securement, weight, and center of gravity
• Grades, brake fade, and night or weather driving

Common questions

Are these the real DMV questions?

No. Original items modeled on the public California Commercial Driver Handbook. The DMV uses its own tests.

What else should I practice?

Add Air Brakes and Combination Vehicles in the CDL lab, then read the official handbook.

Related free quizzes

Air Brakes · Combination Vehicles · All CDL topics · CDL study guide

Official source

California Commercial Driver Handbook. Original questions; not copied from a DMV exam.