What is domain name ?

A domain name is an address for the Internet. It helps people find your web site . Just as homes and business have street addresses, all web sites have domain names . The Yahoo ! domain name  is yahoo.com

A domain name is made up of two parts , typically preceded by www. Let's use yahoo.com as an example :

• The first part, yahoo, is a unique name that represents the web site
• The second part, com, is the extension , and stands for "commercial. " There are many extensions available, though .com , .net, .biz, .info, and .us are the most popular extensions in the United States.