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Next.js Interview Questions and Answers

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Ques 11. Explain the purpose of the 'Link' component in Next.js.

The 'Link' component in Next.js is used for client-side navigation between pages, providing a smoother user experience compared to traditional anchor tags.

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Ques 12. How can you use environment variables in a Next.js project?

You can use environment variables in Next.js by prefixing them with 'NEXT_PUBLIC_' and accessing them in your code using 'process.env.NEXT_PUBLIC_VARIABLE_NAME'.

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Ques 13. What is the purpose of the 'next/head' component in Next.js?

The 'next/head' component is used to modify the head of the document, allowing you to add custom elements such as meta tags, title, and stylesheets.

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Ques 14. Explain the concept of 'incremental static regeneration' (ISR) in Next.js.

Incremental Static Regeneration is a feature in Next.js that allows you to update static content without rebuilding the entire site. It enables dynamic content updates at runtime.

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Ques 15. What is the purpose of the 'next/image' component in Next.js?

The 'next/image' component is used for optimized image loading, providing features like lazy loading, automatic resizing, and support for different image formats.

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