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CDL Practice Test 2025 Now!

A California Commercial Driver’s License (CDL) opens countless opportunities in a dynamic industry like commercial trucking, and we are here to ensure you seize them with confidence! Say goodbye to guesswork and hello to a no-stress way to ace your CDL written test on your first try with CDL Prep.

Put your trust in us and what you can receive:

Extensive California CDL practice tests: Ace the California CDL tests with our expert practice questions and practice tests for each endorsement.

Expert blogs: Address all your concerns on California CDL through our blog.

Official CDL handbook: Comprehend all rules and tips with this ultimate reference.

100% FREE access questions: Unlimited attempts, unlimited improvement for free!

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California CDL Practice Test

Ace all California CDL written tests with our two powerful systems:
Master part by part in Practice mode and experience the real test atmosphere in Test mode

General Knowledge

Practice California CDL General Knowledge questions

  • More than 500 questions
  • 52 parts and 16 mini tests
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Take the full California CDL General Knowledge test

  • 50 questions
  • 60 mistakes allowed to pass
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HazMat

Practice California CDL HazMat questions

  • Nearly 250 questions
  • 23 parts and 7 mini tests
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Take the full California CDL HazMat test

  • 30 questions
  • 30 mistakes allowed to pass
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Passenger Vehicles

Practice California CDL Passenger Vehicles questions

  • Nearly 100 questions
  • 7 parts and 1 mini test
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Take the full California CDL Passenger Vehicles test

  • 20 questions
  • 20 mistakes allowed to pass
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Air Brakes

Practice California CDL Air Brakes questions

  • Nearly 200 questions
  • 16 parts and 4 mini tests
Practice now

Take the full California CDL Air Brakes test

  • 25 questions
  • 25 mistakes allowed to pass
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Combination Vehicles

Practice California CDL Combination Vehicles questions

  • Nearly 100 questions
  • 8 parts and 2 mini tests
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Take the full California CDL Combination Vehicles test

  • 20 questions
  • 20 mistakes allowed to pass
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Doubles/ Triples Trailers

Practice California CDL Doubles/ Triples Trailers questions

  • More than 50 questions
  • 5 parts and 1 mini test
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Take the full California CDL Doubles/ Triples Trailers test

  • 20 questions
  • 20 mistakes allowed to pass
Take the test now

Tanker Vehicles

Practice California CDL Tanker Vehicles questions

  • More than 50 questions
  • 5 parts and 1 mini test
Practice now

Take the full California CDL Tanker Vehicles test

  • 20 questions
  • 20 mistakes allowed to pass
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School Bus

Practice California CDL School Bus questions

  • More than 100 questions
  • 11 parts and 3 mini tests
Practice now

Take the full California CDL School Bus test

  • 20 questions
  • 20 mistakes allowed to pass
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Pre-Trip Inspection

Practice California CDL Pre-Trip Inspection questions

  • More than 100 questions
  • 11 parts and 3 mini tests
Practice now

Take the full California CDL Pre-Trip Inspection test

  • 20 questions
  • 20 mistakes allowed to pass
Take the test now

Study with the California CDL handbook

Your perfect study companion! This intensive CDL handbook is packed with all California CDL rules, regulations, and helpful tips, taking you closer to your CDL dream.

  • Comprehensive coverage
  • Easy to navigate
  • 100% free & accessible

California CDL Basic Knowledge

Unlock the one-stop source for everything about California CDL with our expert blog!
Packed with the ultimate guide to master the basics

And much more! Click now to explore!

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A Full Guide on How to Add Tanker Endorsement to CDL in California

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CDL Pre-Trip Inspection Checklist California: Prepare Like a Pro

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What to Expect During the California CDL Renewal Test

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How Many Questions Are on The CDL Permit Test in California?

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How much does a CDL license cost in California: A Full Breakdown

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Paid CDL Training in California: Best Companies Ever

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What Disqualifies You From Getting A CDL In California?

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A Completed Guide of California CDL Requirements

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How To Get A CDL In California: From A to Z

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Full Answer for How Long Does It Take to Get a CDL in California?