What should you look for when checking brake hoses and lines?

a.Only the hose color

b.Leaks, cracks, chafing, and that they are not tangled or restricted

c.Only the hose length

d.Brake hoses do not need inspection

Explanation

Brake hoses and lines must be checked for leaks, cracks, chafing from rubbing against other components, and any kinks or tangles that could restrict air flow. A damaged brake hose can lead to complete brake failure on that wheel.

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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 Class B CDL Knowledge Test #2 section. Practice with more questions from this category to build confidence before taking the official DMV test.

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