Free CDL Quiz

When should bonding and grounding be performed?

a.After the product has been fully transferred
b.Before opening the valves or hatches and beginning product transfer
c.Only when it is raining
d.Only when transferring gasoline, not other flammable liquids

Explanation

Bonding and grounding must be performed before opening any valves, hatches, or dome covers and before beginning the transfer of any flammable liquid. This ensures that any static charge is safely discharged before flammable vapors are exposed to potential sparks.

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

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