These questions cover a range of topics from basic concepts to advanced features to help you prepare for a Next.js (React-based, JavaScript) interview. 1. What is Next.js and why would you choose it over plain React? »  Answer:  Next.js is a React framework that enables functionality such as server-side rendering (SSR), static site generation (SSG), and built-in routing. It improves performance, SEO, and developer experience by providing opinionated defaults and a simplified configuration. Code Example: No code is needed for this conceptual question. 2. What are the different types of pre-rendering in Next.js? »  Answer:  Next.js supports two forms of pre-rendering: Static Generation (SSG): HTML is generated at build time. Server-side Rendering (SSR): HTML is generated on each request.  Code Example (SSG with getStaticProps ):  // pages/index.js export async function getStaticProps() {   const data = await fetch('https://api.example.com/da...

Key Concepts for Interviews » RxJS: Master reactive programming with Observables for handling asynchronous data streams. »   Modules: Organize your app's functionality with feature-based modules. »   Routing: Navigate seamlessly between views using Angular's powerful routing system. »   Dependency Injection: Enhance flexibility by managing service dependencies dynamically. »   Angular Universal: Boost SEO and performance with server-side rendering (SSR). »   AOT Compilation: Optimize app performance by compiling templates during the build phase. »   Custom Pipes: Transform data in templates with built-in or user-defined pipes.  interview questions ⇲   1. What are Angular Directives ? Question : Explain Angular directives. Can you give examples? Answer : Angular directives are used to extend the HTML by adding custom behavior to elements. There are three types: Components : A directive with a template. Structural Directives : Change the DOM st...