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