Infosys react js interview experience | React js Interview question
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React js Interview questions:
React js:
What is ReactJS?
What are the advantages of using React?
What are components in React?
What is JSX?
What is the virtual DOM?
What are hooks in React?
What is the difference between state and props?
How does the React lifecycle work?
Differentiate between real DOM and virtual DOM?
How is React different from React Native?
How do you handle forms in React?
What are higher-order components (HOCs)?
ow would you optimize a large-scale React application?
How do you test React components?
Can you explain how to implement a custom hook in React?
Javascript:
What are the different data types in JavaScript?
What is the difference between var, let, and const?
What are closures in JavaScript?
Explain how == and === differ.
What are higher-order functions?
Explain the call, apply, and bind methods.
How would you debounce a function in JavaScript?
Can you explain how the async and await keywords work?
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