A redundant part or component increases reliability because it is connected in parallel, not in series.

Question

Quizplus · Accepted Answer

When a part or component is connected in parallel, if one fails, the others continue to work, increasing the reliability of the system. In contrast, if parts are connected in series, the failure of one part can bring down the entire system. Therefore, redundancy in parallel connections contributes to greater reliability.

A Redundant Part or Component Increases Reliability Because It Is