What emergency equipment is required on a commercial vehicle?

a.Only a fire extinguisher

b.Fire extinguisher rated 5 B:C, spare electrical fuses, and three reflective warning triangles

c.Only warning triangles

d.Only spare fuses

Explanation

Federal regulations require a fire extinguisher rated at least 5 B:C, spare electrical fuses (unless the vehicle has circuit breakers), and three reflective warning triangles for roadside emergencies.

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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 A 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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