Is the California DMV Test an Open-Book Test? Surveys, however, show that those test takers who studied the handbook, took at least 20 practice tests or more, and used more than a week had a pass rate of 92 percent.Ĭompared to other states, grade the difficulty of the California Class C DL examination as moderate. Approximately one in three test takers fail the exam. The failure rate on the California knowledge test is close to 40 percent. The passing score in California is 83 percent, which is higher than in many other states. For applicants 18 years and older, the test has 36 questions.Īnyone who must take a California renewal test will get 18 questions. If you are under 18 years when you apply for an instruction permit, you will get a knowledge test with 46 questions. That’s why the Hazardous Materials CDL test is the same in every state.Key numbers for the official CA written knowledge test: Number of Questions: Are Hazmat placards placed in a different location on your trailer depending on what state you’re in? Not so much. Is there a different braking technique on a mountain in Colorado than there is in West Virginia? No, that’s why the questions and answers on the Air Brakes test are the same on the California CDL test as they are on every other state’s test. The way you drive a big truck doesn’t change from one state to the next. These rules must be consistent nationwide. The FMCSA’s mission “is to reduce crashes, injuries and fatalities involving large trucks and buses”. Each state turns this template into their own CDL manual and adds such things as an introduction, state DMV/DPS locations, requirements, and fees for that state. This information doesn’t change from state to state.

The California CDL manual is based on the same template given from the FMCSA (Federal Motor Carrier Safety Administration) and based on Federal Guidelines.

Link to our main CDL Practice Test pageĪdditional Information About California CDL Tests.

Link to California Truck Driving Schools.

Trucking Terminology and Transportation Definitions.

What is a CDL? A Commercial Driver’s License Overview.

CDL Pre-Trip Inspection Learning Center.

How to Pass the Official State CDL Exams.How to Get a Hazardous Materials Endorsement.

Practice test california