Free CDL Quiz

Does ABS shorten your stopping distance?

a.Yes, it always shortens stopping distance significantly
b.No, ABS does not necessarily shorten stopping distance
c.Yes, by at least 50 percent
d.Only on wet roads

Explanation

ABS does not necessarily shorten stopping distance. Its primary purpose is to prevent wheel lockup so the driver can maintain steering control during hard braking. On some surfaces, stopping distance may be similar or even slightly longer, but vehicle control is maintained.

← Back to Class B CDL Air Brakes Test #2

Related Questions

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 Air Brakes Test #2 section. Practice with more questions from this category to build confidence before taking the official DMV test.

Browse All Free CDL Practice Tests →