React is a JavaScript library for building user interfaces. React uses a virtual DOM to improve performance by only updating the necessary parts of the actual DOM. Components are the building blocks of React applications. React allows for the creation of reusable UI components. React uses JSX, a syntax extension that allows mixing HTML with JavaScript. State and props are used to manage data and communication between components.

Yethi Consulting Interview Questions: How react works

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How react works

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React is a JavaScript library for building user interfaces.

React uses a virtual DOM to improve performance by only updating the necessary parts of the actual DOM.
Components are the building blocks of ...read more

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