Free General Knowledge CDL Test Practice: Real Exam-Like Questions
Prepare for your CDL General Knowledge Test with our free online practice exams. Comprehensive, real exam-like questions to enhance your understanding and readiness for the actual test.
Written by Andrei Zakhareuski. With over 16 years of expertise, Andrei leads Driving-Tests.org, a top online resource for driver education. His leadership has established vital partnerships with over 2,600 libraries, educational bodies, and state agencies.
Dive into our free CDL General Knowledge practice exams. Tailored to mirror real test scenarios, these practice tests are your key to success. Whether you’re targeting a Commercial Learner’s Permit (CLP) or just sharpening your knowledge, they’re crafted to boost your confidence and mastery.
- Dynamic & Comprehensive: Experience a preparation that feels like the real deal.
- Build Your Confidence: Each test is a step towards your success.
- Expertly Designed: For CLP aspirants and knowledge enthusiasts alike.
- No Cost Involved: Absolutely free, enhancing your learning without the price tag.
What’s the General Knowledge test?
The CDL General Knowledge Exam is a crucial component of the process to obtain a Commercial Driver’s License (CDL). This test covers a broad range of topics necessary for safe and legal operation of a commercial vehicle.
Start a free General Knowledge practice test:
Our practice tests go beyond the generic. They’re specially customized for each state, ensuring the most precise and relevant preparation for you. The CDL General Knowledge Exam, while based on federal guidelines, has state-specific twists – different speed limits, local road rules, and more. That’s where we step in.
- Alabama - AL - Alabama General Knowledge Practice Test
- Alaska - AK - Alaska General Knowledge Practice Test
- Arizona - AZ - Arizona General Knowledge Practice Test
- Arkansas - AR - Arkansas General Knowledge Practice Test
- California - CA - California General Knowledge Practice Test
- Colorado - CO - Colorado General Knowledge Practice Test
- Connecticut - CT - Connecticut General Knowledge Practice Test
- Delaware - DE - Delaware General Knowledge Practice Test
- District of Columbia - DC - District of Columbia General Knowledge Practice Test
- Florida - FL - Florida General Knowledge Practice Test
- Georgia - GA - Georgia General Knowledge Practice Test
- Hawaii - HI - Hawaii General Knowledge Practice Test
- Idaho - ID - Idaho General Knowledge Practice Test
- Illinois - IL - Illinois General Knowledge Practice Test
- Indiana - IN - Indiana General Knowledge Practice Test
- Iowa - IA - Iowa General Knowledge Practice Test
- Kansas - KS - Kansas General Knowledge Practice Test
- Kentucky - KY - Kentucky General Knowledge Practice Test
- Louisiana - LA - Louisiana General Knowledge Practice Test
- Maine - ME - Maine General Knowledge Practice Test
- Maryland - MD - Maryland General Knowledge Practice Test
- Massachusetts - MA - Massachusetts General Knowledge Practice Test
- Michigan - MI - Michigan General Knowledge Practice Test
- Minnesota - MN - Minnesota General Knowledge Practice Test
- Mississippi - MS - Mississippi General Knowledge Practice Test
- Missouri - MO - Missouri General Knowledge Practice Test
- Montana - MT - Montana General Knowledge Practice Test
- Nebraska - NE - Nebraska General Knowledge Practice Test
- Nevada - NV - Nevada General Knowledge Practice Test
- New Hampshire - NH - New Hampshire General Knowledge Practice Test
- New Jersey - NJ - New Jersey General Knowledge Practice Test
- New Mexico - NM - New Mexico General Knowledge Practice Test
- New York - NY - New York General Knowledge Practice Test
- North Carolina - NC - North Carolina General Knowledge Practice Test
- North Dakota - ND - North Dakota General Knowledge Practice Test
- Ohio - OH - Ohio General Knowledge Practice Test
- Oklahoma - OK - Oklahoma General Knowledge Practice Test
- Oregon - OR - Oregon General Knowledge Practice Test
- Pennsylvania - PA - Pennsylvania General Knowledge Practice Test
- Rhode Island - RI - Rhode Island General Knowledge Practice Test
- South Carolina - SC - South Carolina General Knowledge Practice Test
- South Dakota - SD - South Dakota General Knowledge Practice Test
- Tennessee - TN - Tennessee General Knowledge Practice Test
- Texas - TX - Texas General Knowledge Practice Test
- Utah - UT - Utah General Knowledge Practice Test
- Vermont - VT - Vermont General Knowledge Practice Test
- Virginia - VA - Virginia General Knowledge Practice Test
- Washington - WA - Washington General Knowledge Practice Test
- West Virginia - WV - West Virginia General Knowledge Practice Test
- Wisconsin - WI - Wisconsin General Knowledge Practice Test
- Wyoming - WY - Wyoming General Knowledge Practice Test
Understanding the CDL General Knowledge Exam
| Exam Feature | Details |
|---|---|
| Number of Questions | Usually around 50 multiple-choice |
| Passing Score | Typically 80% or higher |
| Time Limit | Varies, but often around 90 minutes |
| Key Topics | Vehicle inspection, basic control, communication, space management, hazard awareness, emergency procedures, air brakes (for vehicles equipped with them) |
| Test Format | Computer-based in most states |
| Retake Policy | Varies by state; generally involves a waiting period and possibly additional fees for retakes |
| Prerequisite | Valid driver’s license; other requirements may vary by state |
How to Prepare for the General Knowledge Exam
Study CDL Manual
Begin with the state’s CDL manual, which covers all the necessary information for the general knowledge test. Download your state’s CDL manual here.
Take Practice Tests
Engage with realistic CDL practice tests available at Driving-Tests.org to familiarize yourself with the exam format and types of questions.
Understand the Concepts
Focus on understanding the concepts rather than just memorizing facts. Real-world application of these concepts is crucial.
Sample General Knowledge Exam Questions
Get a feel for the exam with these sample questions.
Frequently Asked Questions
Pro Tip: Use every resource at your disposal, especially practice tests, to get comfortable with the exam format and question types.
Passing the CDL General Knowledge Exam is your first step toward a successful career in commercial driving. Dedicate ample time to studying and understanding the material, and use practice tests to build confidence. Visit Driving-Tests.org for more resources and practice tests.
Secure your CDL with confidence!
Our exclusive CDL Premium program offers comprehensive online training with an ELDT certificate, authentic exam questions, and a solid Pass Guarantee, starting at only $49. Ideal for first-time applicants, seasoned drivers, and those new to the U.S. road rules.
Was this page helpful?