Basic of react and interview question

ref:
https://medium.com/@vigowebs/frequently-asked-react-js-interview-questions-and-answers-36f3dd99f486 (Interview question ****)

• https://www.robinwieruch.de/react-pass-props-to-component  (VVI)
• https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Destructuring_assignment (need to understand the ref 1)
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