High beam headlights can illuminate the road approximately 350 to 500 feet ahead. You should use high beams whenever it is safe and legal to do so, switching to low beams when oncoming traffic approaches.
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 #1 section. Practice with more questions from this category to build confidence before taking the official DMV test.
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