It is used to handle errors that occur during rendering or in lifecycle methods of React components
It is used to manage state in functional components
It is used to optimize the rendering performance of React components
It is used to handle form submissions in React components
In React, what is the purpose of the "forwardRef" function?
It is used to forward props to child components
It is used to forward a ref to a child component
It is used to define the structure and layout of a React component
It is used to handle user interactions in React components
It is used to create reusable custom hooks in React
It is used to handle form validation in React components
It is used to handle asynchronous operations and data fetching in React components
It is used to memoize functions for performance optimization
Server-Side Framework
user interface Framework
both a and b
None of the above
Jordan Mike
Jordan Walke
Tim Lee
Jordan Lee
Python
JavaScript
Java
PHP
npm install create-react-app
npm install -g create-react-app
install g create-react-app
Props
Elements
Components
Database
Connectivity
User interface
Design platform
JavaScript framework
JavaScript library
none of the above
React.js is easy to integrate with other frameworks such as Angular, Backbone JS since it is only a view library
React.js can render both on client and server side
React.js can increase the application’s performance with Virtual DOM
All of the above
The learning curve can be steep in React.js
The JSX in React.js makes code easy to read and write
The library of React.js is pretty large
React.js has only a view layer. We have put your code for Ajax requests, events and so on
Module
Component
Package
Class
Google
Facebook
Apple
HCL
It uses Original DOM
It uses Virtual DOM
It does not use any DOM
Can not direclty update HTML
It updates faster
DOM manipulation is very easy
To Much memory wastage
1
2
3
0
4
