The IP address is simply a unique set of four groups of numbers which is used in the actual addressing process. For example, Albany's IP address is 169.226.4.35. It is the path name of the file to be retrieved, including the directories, subdirectories, and filename. Depending upon the access mechanism and the file being accessed, extra characters can follow the file name. The browser also allows the retrieval of many other file types including graphic, sound, animation and multimedia files.
WEB browsers are available for nearly every kind of computer platform.
Commercial versions are available for free or at relatively inexpensive prices. HTML is composed of a set of elements that enhance and determine the display of a simple text document. There are numerous versions of HTML, each new version is usually an expanded version of an older one. Descriptions of the most commonly used elements and features are avialable in on-line documents. It is important to keep in mind that HTML is an evolving language, and different WEB browsers may recognize slightly different sets of HTML elements.