HTTP is designed to permit intermediate network elements to improve or enable communications between clients and servers. High-traffic websites often benefit from web cache servers that deliver content on behalf of upstream servers to improve response time.
In this article, I will walk you through how the world wide web works at a fundamental level. The core technology is HTTP - Hypertext Transfer Protocol. It's the communication protocol you use when you browse the web. At a fundamental level, when you visit a website, your browser makes an HTTP request to a server.
Hypertext transfer protocol (HTTP) is a protocol or set of communication rules for client-server communication. When you visit a website, your browser sends a HTTP request to the web server, which responds with an HTTP response. The web server and your browser exchange data as plaintext.
HTTP (Hypertext Transfer Protocol) is a core Internet protocol that defines how data is exchanged between clients and servers on the web. Enables communication between web browsers and web servers.
HTTP is an application-layer protocol for transmitting hypermedia documents, such as HTML. It was designed for communication between web browsers and web servers, but it can also be used for other purposes, such as machine-to-machine communication, programmatic access to APIs, and more.
HTTP is the protocol behind nearly all communication on the web. A browser loading a page sends an HTTP request for the HTML document, parses the response, then sends additional requests for stylesheets, scripts, images, fonts, and other subresources.
Despite the XML and Http in the name, XHR is used with other protocols than HTTP, and the data can be of many different types like HTML, CSS, XML, JSON, and plain text.