"
"
1. What is React JS? A back-end programming language A front-end JavaScript library A database management system A server-side scripting language 2. What is JSX? A server-side rendering engine A CSS preprocessor A JavaScript syntax extension A web development framework 3. What is the purpose of virtual DOM in React JS? To enhance the user interface with animations and effects To provide a way to store and manage data in React components To enable server-side rendering of React components To improve performance by reducing the need for costly DOM operations 4. What is the difference between props and state in React JS? Props are immutable and passed from parent to child components while state is mutable and managed within a component Props are mutable and managed within a component while state is immutable and passed from parent to child components Props and state are interchangeable terms in React JS Props and state have no role in React JS components 5. What is the significance of Re...
Comments
Post a Comment