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What is the difference between Scheduler and Reconciler in React’s architecture?

Senior React

Answer

Scheduler decides when work should run using priorities and interruption. Reconciler decides what to render by diffing and producing the fiber tree. Both combine to enable concurrency.
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SugharaIQ Editorial Team Verified Answer

This answer has been peer-reviewed by industry experts holding senior engineering roles to ensure technical accuracy and relevance for modern interview standards.

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