ReactJs Introduce and basic
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Total 20 question (100 marks)
1. React considers everything as _______.
2. What is ReactJS?
3. What does React have no opinion on?
4. What is not a benefit of unidirectional data flow?
5. What does the "webpack" command do?
6. How do you access a function fetch() from a h1 element in JSX?
7. What is characterizes in the virtual DOM?
8. What is Babel?
9. JSX is typesafe?
10. React supports all the syntax of _________________.
11. Who is developed React.js?
12. ReactJS uses _____ to increase performance.
13. What are the limitations of ReactJS?
14. Lifecycle methods are mainly used ___________.
15. Which of the following API is a MUST for every ReactJS component?
16. If you see the following import in a file, what is being used for state management in the
17. What characterizes the React Router?
18. How do you fix the syntax error that results from running this code? const person =(firstName, lastName) => { first:
19. Everything in React is a _____________.
20. React is mainly for building _____________.
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