CDL Knowledge Quiz
Test your understanding of essential CDL regulations and safe driving practices.
Try this quiz
Play through the questions and see your score instantly
Ready to test your knowledge?
8 questions · Quick play · Instant results
Make your own quiz videos
Turn any topic into a polished video quiz — with AI-powered questions, voiceover, and animations. No video editing skills needed.
Unlimited quizzes, free to start
Create as many quizzes as you want. Describe your topic and AI builds the questions, answers, and explanations for you.
Customise everything
Pick from stunning templates, tweak colours and fonts, add your branding, and choose between vertical or landscape formats.
Export-ready videos
Download HD videos optimised for TikTok, YouTube Shorts, Instagram Reels, or full-length YouTube — one click, no editing.
No credit card required
Quiz Questions & Answers
Review every prompt, the correct responses, and helpful context to prep for your own run-through.
Question 1: What does CDL stand for?
Cargo Delivery License
Commercial Driving Log
Commercial Driver’s License
Certified Driver’s License
Question 2: What is the minimum passing score on the CDL General Knowledge test?
85%
70%
75%
80%
Question 3: What is the FIRST action to take if you discover a fire in your vehicle?
Speed up to find a fire station
Pull off the road and notify emergency services
Open the hood immediately
Pour water on the engine
Question 4: How far ahead should you look when driving on a highway?
12-15 seconds
8-10 seconds
5-8 seconds
3-5 seconds
Question 5: What is the legal blood alcohol limit for CDL drivers while on duty?
0.08%
0.06%
0.05%
0.04%
Question 6: What should you do if you feel drowsy while driving?
Turn up the radio and keep going
Speed up to finish the route faster
Open the window and drink coffee
Pull over immediately and rest
Question 7: What is a 'jackknife' in trucking?
When the cab slides forward into the trailer
A tool used for cargo cutting
When the trailer swings out and forms an angle with the cab
When both front tires blow out at the same time
Question 8: What causes 'brake fade' most often?
Overheating from riding the brakes on a downgrade
Wet roads
Overloaded cargo
Cold weather