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Suspense Interview Questions

2 curated suspense interview questions with detailed answers and examples.

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React.lazy wraps a dynamic import() so the component code is fetched only when first rendered, not included in the initial bundle. Suspense shows a fallback during the load. Always pair with an ErrorBoundary to handle chunk load failures. React.lazy requires default exports.

intermediateperformance optimizationreactlazy loadingperformance

React.lazy wraps a dynamic import() to split a component into its own chunk. Suspense catches the pending state and renders a fallback. Pair with an ErrorBoundary for chunk load failures. React.lazy requires default exports — adapt named exports with a .then() wrapper.

advancedperformance optimizationreactreact lazysuspense