Why is CAN considered reliable?

When responding to this question, or a similar one, start by summarizing why the technology is reliable. This provides you the opportunity to expand on your answer, highlighting one or two traits that contribute to CAN's reliability. Since this is a technical question, keep your answer brief and to the point. The interviewer will ask a follow-up question if they need additional information.

"Some of the factors contributing to CAN's reliability include error detection, signaling, and fault confinement. For example, CAN protocol checks the messages on both the transmission and reception sides to determine if the information was properly exchanged. If any packet losses are detected, it will resend the lost packets."