A URL, or Uniform Resource Locator, is the address of an Internet website or webpage. Think of a URL as a street address for the location of information on the Internet. For instance, a complete URL like http://coolexample.com/music, points you to the music page of the coolexample.com website.
Take a look at the anatomy of this URL to better understand how they direct online users to specific information: http://coolexample.com/funky/music.html
http:// = protocol
coolexample = domain name
.com =TLD
/funky/music.html = path
/funky/ = directory
/music.html = file name