Quiz-11 Full Stack Java

Which of the following are the advantages of React.js?

• React.js can increase the application's performance with Virtual DOM

• React.js is easy to integrate with other frameworks such as Angular, BackboneJS since it is only a view library

• React.js can render both on client and server side

• All of the above

What of the following is used in React.js to increase performance?

• Original DOM

• Virtual DOM

• Both A and B

• None of the above

Which of the following function is called to render HTML to the web page in React?

• ReactDOM.render()

• render()

• ReactDOM_render()

• rendar()

What is the use of the create-react-app command in the React.js application?

• It is used to update a React app

• It is used to create a new React app

• It is used to install dependencies

• None of the above

Which of the following is the correct name of React.js?

• React

• React.js

• ReactJS

• All of the above

What is React.js?

• Open-source JavaScript back-end library

• JavaScript front-end library to create a database

• Free and open-source JavaScript front-end library

• None of the mentioned

How many elements can a valid react component return?

• React doesn't return element

• 1 Element

• More than 1 element

• None of the mentioned

SX stands for _____.

• JSON

• JSON XML

• JavaScript XML

• JavaScript and AngularJS

JSX allows us to write _____.

• jQuery in React

• Angular Code in React

• MySQL in React

• HTML in React

What is the correct syntax to write expression in JSX?

• [ expression ]

• { expression }

• {{ expression }}

• _expression