- A client that wants to access the documents in an internet needs an address to facilitate the access needs an address to HTTP user the concept of uniform resources locator (URL).
- The uniform resources locator (URL) is a standard way of specifying any kind of information on the internet.
- The URL defines four parts : methods, host computer, port and path.
1) Method :- The method is the protocol used to retrive the document from a server.Ex:- HTTP
2) Host :- The host is the computer where the information is stored, the computer is given an alias name, web pages are mainly stored in the computers are given an alias name that begin with the characters " www: this field is not mandatory ".
3) Port :- The URL also contain the port number of the server , but its an optional field. if the port number is included then its must come between the host and path at it should be separated from the host by a colon.
4) Path :- Path is the pathname of the file where the information is stored. The path itself contain slashes that separate the directories from the subdirectories and files.
End of Computer Theory Next chapter is Website designing and publishing
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