What is AJAX? What do you mean by JSON library

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AJAX is a technique for creating interactive web applications by asynchronously sending and receiving data from a server without interfering with the display and behavior of the existing page. JSON is a lightweight data interchange format.

AJAX stands for Asynchronous JavaScript and XML
It allows web pages to be updated asynchronously by exchanging small amounts of data with the server behind the scenes
JSON (JavaScript Object Notation) is a lightweight data interchange format that is easy for humans to read and write, and easy for machines to parse and generate
JSON libraries provide functions to encode and decode JSON data in various programming languages
Example: Using AJAX to fetch data from a server and updating a webpage without reloading the entire page
Example: Using a JSON library in JavaScript to parse JSON data received from an API

What is AJAX? What do you mean by JSON library

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