interview questions

**Title: PWC vue js interview questions** **Introduction:** In the dynamic world of web development, choosing the right tools and understanding key concepts can significantly impact project success. Vue.js and React.js are two popular JavaScript frameworks widely used for building user interfaces. In this comprehensive guide, we'll explore various aspects of Vue.js and React.js, delve into Vue Router and Vuex, compare Vue 2 and Vue 3, distinguish between directives and components, discuss computed properties versus watchers, and provide solutions to common JavaScript challenges. **1. Vue.js vs React.js:** Vue.js and React.js are powerful frameworks with distinct characteristics: - **Vue.js** offers simplicity and rapid development, making it ideal for beginners. It employs a template-based approach and includes Vuex for state management. - **React.js** is favored for its extensive ecosystem and is widely adopted by large companies. It utilizes JSX for component composition and ofte...