React js Router Basics Practice Questions with Solutions
Introduction React Router is commonly used to handle client-side navigation in React applications. It allows different URLs to display different
React js useContext Hook Practice Questions with Solutions
Introduction The useContext Hook in React allows a function component to read and subscribe to a Context value. It is
React js Context API Practice Questions with Solutions
Introduction Context API in React provides a way to make data available to multiple components without passing props through every
React js Passing Data Between Components Practice Questions with Solutions
Introduction In React, components often need to exchange data to build interactive applications. Data is commonly passed from a parent
React js Lifting State Up Practice Questions with Solutions
Introduction Lifting State Up is a common React pattern used when multiple components need to work with the same state.
React js Custom Hooks Practice Questions with Solutions
Introduction Custom Hooks in React are reusable JavaScript functions that allow you to share stateful logic between multiple components. A
React memo Practice Questions with Solutions
Introduction React.memo is a React performance optimization that allows a component to skip re-rendering when its props have not changed.
React js useCallback Hook Practice Questions with Solutions
Introduction The useCallback Hook is used to cache a function between renders. This can be useful when a function is
React js useMemo Hook Practice Questions with Solutions
Introduction The useMemo Hook is used to cache the result of a calculation between renders. React can reuse the previously