React Functional Components and Hooks Questions

Focuses on the functional component model and React hooks API. Topics include using state with useState, managing side effects and lifecycle with useEffect including dependency arrays and cleanup, avoiding common pitfalls such as stale closures and infinite loops, memoization and performance patterns with useMemo and useCallback, state management with useReducer, context consumption with useContext, building and testing custom hooks, rules of hooks, and common patterns for data fetching, event handling, and component local state. Emphasis spans from junior correct usage to advanced patterns and debugging of hooks.