What is HTTP protocol with example?
HTTP is a client-server protocol: requests are sent by one entity, the user-agent (or a proxy on behalf of it). Most of the time the user-agent is a Web browser, but it can be anything, for example, a robot that crawls the Web to populate and maintain a search engine index.
What are the 4 parts of a URL?
The components of a URL
- A scheme. The scheme identifies the protocol to be used to access the resource on the Internet.
- A host. The host name identifies the host that holds the resource.
- A path. The path identifies the specific resource in the host that the web client wants to access.
- A query string.
What are the rules of HTTP protocol?
The HTTP protocol is based on a request/response paradigm. A client establishes a connection with a server and sends a request to the server in the form of a request method, URI, and protocol version, followed by a MIME-like message containing request modifiers, client information, and possible body content.
What is HTTP in HTML?
Hypertext Transfer Protocol (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.
Which protocol is used on most URL address?
The protocol used for web resources is HyperText Transfer Protocol (HTTP).
How HTTP works step by step?
Hypertext Transfer Protocol (HTTP)
- Step 1: Direct browser to URL.
- Step 2: Browser looks up IP.
- Step 3: Browser sends HTTP request.
- Step 4: Host sends back HTTP response.
- Step 5: The browser renders the response.
- HTTP and TCP/IP.
What is a request URL?
A request URL consists of an HTTP method, a base URL, and a resource URI. The request header also includes parameters such as the content type and authorization information.
What is HTTP in a URL?
URL protocols include HTTP (Hypertext Transfer Protocol) and HTTPS (HTTP Secure) for web resources, mail to for email addresses, FTP for files on a File Transfer Protocol (FTP) server, and telnet for a session to access remote computers.
How do I create a HTTP connection?
Establishing a connection Opening a connection in HTTP means initiating a connection in the underlying transport layer, usually this is TCP. With TCP the default port, for an HTTP server on a computer, is port 80. Other ports can also be used, like 8000 or 8080.