Framework Developer Interview Questions and Answers

Implementing infinite scrolling in ReactJS involves dynamically loading more content as the user scrolls down the page.

• Use a scroll event listener to detect when the user reaches the bottom of the page

• Fetch more data from an API or local source when the bottom is reached

• Update the state with the new data to render additional content

• Consider using a library like react-infinite-scroll-component for easier implementation

React Hooks are functions that let you use state and other React features without writing a class.

• Hooks are functions that let you use state and other React features in functional components.

• useState() is a Hook that lets you add state to functional components.

• useEffect() is a Hook that lets you perform side effects in functional components.

• Custom Hooks allow you to extract component logic into reusable functions.