BRP Software Solutions Interview Questions and Answers

React is a JavaScript library for building user interfaces, and useState is a hook that allows functional components to have state.

• React is a popular JavaScript library used for building user interfaces.

• useState is a hook in React that allows functional components to have state.

• useState is used to store and update state in functional components.

• Example: const [count, setCount] = useState(0);

useState is used in React to manage state within functional components.

• useState allows functional components to have stateful logic.

• It returns an array with the current state value and a function to update that value.

• Example: const [count, setCount] = useState(0);

Reducers are used in web development to manage and update the state of an application in a predictable way.

• Reducers help in maintaining a single source of truth for the state of an application.

• They make it easier to debug and trace changes in the state.

• Reducers are commonly used in conjunction with actions and store in libraries like Redux.

• Example: Reducers are used in React applications to update the state based on ac