Next.js Interview Questions and Answers
Ques 1. What is Next.js?
Next.js is a React-based web framework that enables functionality such as server-side rendering and generating static websites for React-based web applications.
Ques 2. Explain server-side rendering (SSR) in Next.js.
Server-side rendering in Next.js refers to the process of rendering pages on the server rather than in the browser, improving performance and SEO.
Ques 3. What is the purpose of the 'pages' directory in a Next.js project?
The 'pages' directory in a Next.js project contains React components that represent the pages of the application. Each file in this directory becomes a route in the application.
Ques 4. How can you fetch data in Next.js?
Data fetching in Next.js can be done using functions like 'getStaticProps' for static data or 'getServerSideProps' for server-side rendered data.
Ques 5. Explain the purpose of 'getInitialProps' in Next.js.
'getInitialProps' is a lifecycle method in Next.js that allows you to fetch data on the server and pass it as props to your page. It is commonly used in older versions of Next.js.
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