Ellocent Labs IT Solutions Interview Questions and Answers

Async await is used for handling asynchronous operations in JavaScript. Promises are used for handling asynchronous tasks and managing their results.

• Async await is used to handle asynchronous operations in JavaScript by allowing code to wait until a promise is resolved.

• Promises are used to handle asynchronous tasks and manage their results by providing a way to handle success and failure.

• Async await can be used with pr...read more

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

• React Hooks were introduced in React 16.8.

• They allow you to use state and other React features in functional components.

• Some commonly used hooks are useState, useEffect, useContext, etc.

Anonymous functions are functions that are declared without a name.

• Anonymous functions are often used as arguments to other functions.

• They are commonly used in event handling, callbacks, and closures.

• Example: const add = function(a, b) { return a + b; }