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