Virtual DOM is a data structure present in JavaScript. With this, the code will make changes to only the JS object, which makes it a budget suited option. Not only performance enhancement, but virtual DOM also offers additional functionality such as bypassing the need for a template property or an HTML template by using render() method.

It also offers users JavaScript’s programmatic power, flexibility to make code universal, JS extensions operation, and plenty more. Virtual DOM is an important chapter of VUE JS, which represents many VUE JS interview questions.

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