When must the bus driver wear a seat belt?

a.Only on highways

b.At all times when driving

c.Only when carrying passengers

d.Only when driving over 40 mph

Explanation

The driver must always wear a seat belt when driving. This is required at all times regardless of speed, road type, or whether passengers are aboard.

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

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