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Interview experiences & questions tagged Performance
Explain the purpose of React.memo(). How is it different from useMemo(), and in what scenarios would you choose one over the other?
Explain the purpose of useMemo(). When should it be used, and when can it actually hurt performance?
What is React.memo()? Explain what problem it solves, how it works internally, and what the optional comparison function (isEqual) is used for. Also, explain the difference between React.memo() and useMemo().
Discuss various techniques for optimizing frontend performance.
Describe performance optimization techniques and error handling strategies applied in your projects.
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