FREE CA CDL School Bus Marathon 2018


CA commercial driver's license
California Commercial Driver’s License

Get ready for your CA School Bus endorsement exam with this marathon practice test. Unlike our regular practice tests, it’ll cycle through all of the available questions until you have answered all of them correctly. If you miss a question, we’ll show it to you again at a later point. There are no hints and no explanations. Rating: 5 out of 5 based on 1 votes.

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5 out of 5 based on 1 votes.


In California, the number of knowledge test questions is different depending on how old you are:
  • If you are under 18, you will get 46 questions, 38 of which will need to be answered correctly
  • If you are over 18, the written part of the driving test will have 36 questions.
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California CDL Test Fact Sheet:

How many questions:20
How many correct answers to pass:16
Passing score:80%

CA CDL Handbook

View the most recent (2018) official CA CDL Handbook.


CA DMV Practice Test App

Download our free iOS or Android app and practice for your driving test offline or on the go.

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