A number of search engines are available today. Different search engines work in different ways and use different search algorithms. The search engines may give you different set of sites. Some search engines rely on people to maintain a catalogue of Web sites or pages, some use software to identify key information on sites across the Internet and some of them intelligently combine both types of service. Due to the development of recent technologies used on the Internet, web application have emerged for traditional application development.
Web applications help in building dynamic and more compelling information on the web.
They also promote the web browser as a single client application to perform various functions. You can buy as well as sell products through the e-commerce facility of the Internet. The increased usage of the Internet by commercial organisations has given rise to Electronic Commerce over the Internet. Many technologies like Digital certificates, Digital cash, SET protocol, On-line shopping malls have come up, enabling commerce solution via Internet. Once your Web site is set up, you must promote it to make it visible to others.