Introduction to XML, JSON, and AJAX

  A. XML (Extensible Markup Language): XML is a markup language that is used to structure and store data in a human-readable and machine-readable format. It stands for Extensible Markup Language. XML uses a set of tags to define the structure of the data and to provide meaning to the elements within the data. It is often used for representing structured data and exchanging information between different systems. XML documents can be easily parsed and processed by various programming languages and platforms. B. JSON (JavaScript Object Notation): JSON is a lightweight data interchange format that is easy for humans to read and write and easy for machines to parse and generate. It stands for JavaScript Object Notation. JSON is widely used for transmitting data between a server and a web application as an alternative to XML. It is based on key-value pairs and supports various data types, including numbers, strings, booleans, arrays, and objects. JSON has become a popular choice for repr...