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What is StrictMode in React?

What is the point of shouldComponentUpdate() method?

When would you use useRef ?

What are the different phases of ReactJS component lifecycle?

What do these three dots ( ... ) in React do?

What is the difference between HTML and React event handling?

Why do class methods need to be bound to a class instance?

What are Stateless components in React?

What is the difference between ShadowDOM and VirtualDOM?

What's wrong with using Context in React?

What does shouldComponentUpdate do and why is it important?

What are Error Boundaries in ReactJS?

What is children prop ?

What are the lifecycle methods of ReactJS class components?

How to bind methods or event handlers in JSX callbacks?

What does Batching mean in ReactJS?

How would you prevent a component from rendering in React?

What is the significance of key s in ReactJS?

What is {this.props.children} and when you should use it?

Are you familiar with Flux in the context of React?

How can I make use of Error Boundaries in functional React components?

What is the difference between createElement and cloneElement ?

What are Pure Components?

Do React Hooks cover all use cases for class components?

What's the typical flow of data like in a React + Redux app?

What would be the common mistake of function being called every time the component renders?

What are the advantages of Batching in ReactJS?

How would you pass data from child to parent component in React?

What are some limitations of things you shouldn't do in the component's render method in React?

Name the different lifecycle methods for a class components

Which lifecycle methods of class component is replaced by useEffect in functional component?

What are forward refs ?

What is prop drilling and how can you avoid it?

What's the typical pattern for rendering a list of components from an array in React?

Why React uses className over class attribute?

What is Components Composition in React?

What is Lifting State Up in ReactJS?

What is Key and benefit of using it in lists?

What are Uncontrolled components?

Compare useState and useReducer implementations

What's the difference between an Element and a Component in React?

Why we should not update state directly?

What's the difference between useRef and createRef ?