Question d’entretien chez Lemon.io

Q: Var vs let vs const Q: Regular function vs function expression vs arrow function Q: Closures (+ short programming task around them) Q: What is CORS? Q: Usage of useEffect in react Q: Usage of useMemo in react Q: What is React.memo()? Q: Different ways of keeping state (local state, context, global state) Q: Nodejs event loop (eg. setTimeout) Q: Promises