React Js MCQ Questions

11. The ___________ is an officially supported way to create React applications.

A. create
B. create-react-app
C. react-app
D. create react app

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12. Which company is Developer of react?

A. Microsoft
B. Google
C. Facebook
D. IBM

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13. ES6 stands for ?

A. ECMAScript 6
B. ECMA 6
C. ECMAJavaScript 6
D. EJavaScript 6

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14. The properties are assigned inside a __________ method

A. get()
B. constructor()
C. destructor()
D. init()

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15. Which method refers to the parent class?

A. inherits
B. self
C. super
D. this

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16. React renders HTML to the web page by using a function called?

A. ReactDOM.render()
B. render()
C. ReactDOM_render()
D. React.render()

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17. With JSX you can write expressions inside?

A. ()
B. []
C. " "
D. {}

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18. The constructor function is called automatically when the object is initialized.

A. TRUE
B. FALSE
C. Can be true or false
D. Can not say

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19. What is ReactJS?

A.  Server side Framework
B.  User-interface framework
C. Database
D.  A Library for building interaction interfaces

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20. The component also requires a render() method, this method returns?

A. PHP
B. javascript
C. HTML
D. SQL

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