Free CDL Quiz

What should you do with the landing gear before driving a coupled combination vehicle?

a.Leave it partially down for stability
b.Raise it fully to provide clearance
c.Remove it from the trailer
d.Lower it to touch the ground

Explanation

The landing gear must be fully raised before driving to provide proper ground clearance. Driving with the landing gear down can cause it to catch on railroad tracks, speed bumps, or uneven ground, resulting in serious damage.

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About the CDL Exam

The CDL (Commercial Driver License) exam tests your knowledge of commercial driving rules, safety procedures, and vehicle operation. You must score 80% or higher to pass the written knowledge test. The exam covers general knowledge, air brakes, combination vehicles, and various endorsements.

This question is from the CDL Combination Test #1 section. Practice with more questions from this category to build confidence before taking the official DMV test.

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