Free CDL Quiz

During the in-cab inspection, what should you verify about the mirrors?

a.They are the correct brand
b.They are properly adjusted, clean, and not damaged
c.They are tinted
d.They have heating elements

Explanation

Mirrors must be properly adjusted to minimize blind spots, clean for clear visibility, and free of cracks or damage. Proper mirror adjustment is essential for safe lane changes and maneuvering.

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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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