URLs are actually made of set of four numbers (an IP address) such as 18.104.22.168 which are separated by a period. The reason why people do not normally see this in an URL is because it is not used as it is difficult for humans to use it and instead they are represented by alphanumerics, which is much easier to remember.
It is the unique address of a page on the internet.
e.g. Google Australia’s address: www.google.com.au
A URL specifies the address of a file.
URL : Uniform resource Locator It is known as uniform because it is the same throughout the world, and it is a method to locate any resource such as file or document on the internet.
URLS are highly important in the world of the Internet as they act as street addresses for information on the Internet:
http://netforbeginners.about.com/od/understandyourbrowser/a/URLs.htm : “Today, an estimated 31 billion web pages and Internet transmitters are addressed using URL names. “ URL’s are like street addresses or telephone addresses applied to give an address different web pages on the Internet.
is short of hyper text transfer protocol- it helps in how the messages are formatted and transmitted and provides a standard for web browsers to communicate.
This is short for File transfer protocol which allows a person to transfer files from one computer or server to another. You only need only need a computer name, user name and password. This is useful if you have composed a Web page on your computer and want to upload it.
It is a protocol where hierarchically-organized text files could be brought from servers all over the world to a viewer on your computer. Especially in universities, Gopher was a step toward the World Wide Web's http
It is short for Wide Area information server. A database on the Internet that contains indexes to documents that reside on the Internet. Using the Z39.50 query language, text files can be searched based on keywords.