Free CDL Practice Test Questions | Commercial Driver's License

Question # 52

What is a converter dolly?

Options:

A device that connects two trailers

An auxiliary fuel tank

A type of hydraulic brake booster

A specialized tanker valve

Viewing question 52 out of 72 questions

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CDL Overview

Name	Commercial Driver's License
Code	CDL
Vendor	Career
Certification	Federal Motor Carrier Safety Administration

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