- What is Redux?

- What are side-effects?

- What kinds of middlewares are there in Redux?

- What is redux-thunk used for?

- What is redux-saga built on (generators) and what is it used for?

- React Router and redux-router. What? Why? How?

- Why is the second argument used in the setState function?

- From which version of React have you been using and what major changes have occurred during this time?

- What breaking changes occurred in version 16?

- What is the Context API and what changes have occurred in it?

- What is Flux architecture and how does it differ from the Redux implementation?

- React and Vue - which is better and for what tasks?