What are stateless components in reactjs?
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What is the virtual dom, and a pragmatic overview of how react renders it to the dom in react.js?
What is meant by callback function? What is its purpose?
In which lifecycle event do you make ajax requests and why?
What is ComponentWillMount()?
How it is different from other front end language?
What are the advantages and disadvantages of using react components?
What is jest?
Please explain step by step approach on how to setup environment for reactjs?
What is ReactDOM and what is the difference between ReactDOM and React?
What is Flux Concept In React?
Which is best react or angular?
What is the second argument that can optionally be passed to setState and what is its purpose?