## This is test blog

As the demand for skilled front-end developers rises in 2025, proficiency in React has become essential. This JavaScript library is widely used for building dynamic user interfaces, and mastering it requires a solid understanding of its core principles and advanced features.

To help you prepare for your upcoming interviews, we've compiled 30 essential React interview questions and answers that cover a range of topics from fundamental concepts to advanced techniques. Whether you're an experienced developer or new to React, this guide will equip you with the knowledge needed to excel in interviews.



\`\`\`js

function hello() {
&#x20;   console.log("good");
}

\`\`\`

As the demand for skilled front-end developers rises in 2025, proficiency in React has become essential. This JavaScript library is widely used for building dynamic user interfaces, and mastering it requires a solid understanding of its core principles and advanced features.

To help you prepare for your upcoming interviews, we've compiled 30 essential React interview questions and answers that cover a range of topics from fundamental concepts to advanced techniques. Whether you're an experienced developer or new to React, this guide will equip you with the knowledge needed to excel in interviews.