Free CDL Quiz

What is the purpose of flat mirrors on a school bus?

a.To see the front danger zone
b.To see the sides of the bus and down the road behind
c.To see underneath the bus
d.To see the interior of the bus

Explanation

Flat mirrors, also called plane mirrors, are positioned on both sides of the bus and allow the driver to see along the sides of the bus, the rear tires, and traffic approaching from behind.

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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 Bus Endorsement Test #1 section. Practice with more questions from this category to build confidence before taking the official DMV test.

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