Posted inQuizzes React.js Quiz

React.js Interview Questions Quiz Part 2

Posted inQuizzes, React.js Quiz

Are you preparing for a React.js Interview?

Test your skills with this quiz and see how well you know the fundamentals of React.js. These 10 questions are designed to challenge both beginners and intermediate developers, helping you identify areas where you might need more practice.

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React.js Interview Questions Quiz Part 2

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1 / 10

1. What is React.js primarily used for?

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2. Which of the following is a correct syntax to create a React component?

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3. What is JSX in React?

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4. Which method in React is used to update the state of a component?

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5. How do you pass data from a parent component to a child component in React?

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6. Which hook is used to handle side effects in React functional components?

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7. Which command is used to create a new React app using Create React App?

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8. What is the default port number for a React development server?

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9. What is the purpose of the key attribute in React lists?

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10. Which of the following is a valid hook in React?

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