WEB BROWSER

Web browser are defined as the application software that retrieving, presenting, and traversing information resources on the World Wide Web. The primary function  of the web browser is bring information to the user. Today, many web browser are introduced by the innovator and each of the web browser have it different functionality to satisfy the consumer. However,  Browsers which include additional components to support e-mail, Usenet news, and Internet Relay Chat (IRC), are sometimes referred to as "Internet suites" rather than merely "web browsers". Typically, all major browser are allow user to open the web browser either in different browser windows or in different tabs of the same window.


User interface
Most major web browsers have these user interface elements in common:

• Back and forward buttons to go back to the previous resource and forward again.
• A  history list, showing resources previously visited in a list (typically, the list is not visible all the time and has to be summoned)
• A refresh or reload button to reload the current resource.
• A stop button to cancel loading the resource. In some browsers, the stop button is merged with the reload button.
• A home button to return to the user's home page
• An address bar to input the Uniform Resource Identifier (URI) of the desired resource and display it.
• A search bar to input terms into a search engine
• A status bar to display progress in loading the resource and also the URI of links when the cursor hovers over them, and pagr zooming capability.

Major browsers also possess incremental find features to search within a web page

Finally, a study is done by the wikipedia of the usage of the web browser in jan 2011

Source:www.wikipedia.org