Web Browser Created by:- Darpan Sharma Class B.Sc. It 3rd year
Definition What is a Web Browser?In simple Words a web browser is aprogram used toInterpret and view HTML documents. ORA web browser is a software applicationfor retrieving, presenting, and traversinginformation resources on the WorldWide Web.
History How all this started? The first web browser was invented in 1990 by Sir Tim Berners-Lee. It was called WorldWideWeb (no spaces) and was later renamed Nexus. In 1993, browser software was further innovated by Marc Andreessen with the release of Mosaic (later Netscape) Microsoft responded with its Internet Explorer in 1995, also heavily influenced by Mosaic, initiating the industrys first browser war. Opera debuted in 1996. January 1998 was also the month that Netscape started the open source Mozilla project. Googles Chrome, the most recent major entrant to the browser market, first released in September 2008.
How Browser Work?The browser main functionality is to present the web resource you choose,by requesting it from the server and displaying it on the browser window.The resource is usually an HTML document, but may also be a PDF, image,or other type.The location of the resource is specified by the user using a URI (Uniformresource Identifier).As You Write URL and hit GO button browser program sends a request(Could I have the web page please?) to a web server program running onthe remote computer.The server program, gathers the request from the web browser, tries to huntfor the web page and then formulates a response.
How Browser Work? Contd.If server was able to locate the web page, it sends the HTML file to the webbrowser.The browser picks up all the information coming in from the server and doesits best to display the web page.A typical web page not only has text but also images and these are separatefiles that need to be transferred from the server to the browser.The browser-server communication goes on till all the files have beentransferred to the browser.After that Browser-server connection is disconnected and Web Page isDisplayed on the browser window.
Add-Ons?Add-ons, also known as ActiveX controls, browserextensions can improve your experience on a website byproviding multimedia or interactive content, such asanimations.They help our browser program to communicate with somespecial type of Internet Files like Adobe shockwave player isneeded to watch videos online.
Now History And SomeInformation Of Popular Browsers?
WorldWideWeb1st Browser made 1 Created by Sir Tim Berners- Lee. 2 First version came in 1990. To remove confusion It was 3 later renamed as Nexus.
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MosaicWhat after WorldWideWeb(Nexus) Browser software was further 1 innovated by Marc Andreessen. 2 First version came in 1993. In 1994, he made his company 3 Netscape and changed mosaic into Netscape Navigator.
Internet ExplorerFirst Browser War started… Microsoft licensed Mosaic from 1 Spyglass as the basis of Internet Explorer 1.0. 2 First version came in 1995. 3 And thus it all started...
OperaA new Entry in Browser’s war Development of Opera web 1 browser began in 1994 when it was started as a research project at Telenor. In 1995, the project branched 2 out into a separate company named Opera Software ASA. First publicly available version 3 released in 1996.
MozillaMozilla is formed… 1 Netscape starts the open source Mozilla project. It was produced to build a 2 competitive open source browser. 3 First release was in 2004.
SafariSteve Jobs enters in Browser market Until 1997, Apple Macintosh 1 computers were shipped with the Netscape Navigator. Later for Mac OS Internet 2 Explorer is used as default browser. On January 7, 2003, at San 3 Francisco, Steve Jobs announced Safari.
ChromeBrowser war Intensifies 1 A free Web Browser developed by Google. It uses the same Engine which 2 is used by Apple’s Safari i.e. Web Kit It was first released as a beta 3 version for Microsoft Windows on September 2, 2008.
Some StatisticsWho is #1… Your own footer Your Logo