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Web Browser

  1. 1. DR.HARISINGH GOUR CENTRAL UNIVERSITY SAGAR DEPARTMENT OF COMPUTER SCIENCE AND APPLICATIONS PRESENTATION ON ‘WEB BROWSERS’
  2. 2. CONTENTS Definition Introduction to web browser Features Layer Function How Browser Work History WWW Web Browser Mosaic Internet explorer Opera Safari Mozilla Firefox Google chrome Epic Mobile Browser Statics of Web browsers Ranking of Web browsers
  3. 3. Definition What is a Web Browser? In simple Words a web browser is a program used to Interpret and view HTML documents. OR A web browser is a software application for retrieving, presenting, and traversing information resources on the World Wide Web.
  4. 4. INTRODUCTION A Web browser acts as an interface between the user and Web server Software application that resides on a computer and is used to locate and display Web pages. Web user access information from web servers, through a client program called browser. A web browser is a software application for retrieving, presenting, and traversing information resources on the World Wide Web
  5. 5. FEATURES  All major web browsers allow the user to open multiple information resources at the same time, either in different browser windows or in different tabs of the same window  A refresh and stop buttons for refreshing and stopping the loading of current documents  Home button that gets you to your home page  Major browsers also include pop-up blockers to prevent unwanted windows from "popping up“ without the user's consent.
  6. 6. Layer Function Application Presentation Session Transport Network Datalink Physical User interface Web Browser works here Data formatting Establish & maint connect TCP – Accurate data IP – Routers MAC – Switches Signals - Cables
  7. 7.  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 (Uniform resource 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 on the remote computer.  The server program, gathers the request from the web browser, tries to hunt for the web page and then formulates a response. How Browser Work?
  8. 8.  If server was able to locate the web page, it sends the HTML file to the web browser.  The browser picks up all the information coming in from the server and does its best to display the web page.  A typical web page not only has text but also images and these are separate files that need to be transferred from the server to the browser.  The browser-server communication goes on till all the files have been transferred to the browser.  After that Browser-server connection is disconnected and Web Page is Displayed on the browser window. Continued…
  9. 9. Now History And Some Information Of Popular Browsers?
  10. 10. History  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 industry's first browser war.  Opera debuted in 1996.  January 1998 was also the month that Netscape started the open source Mozilla project.  Google's Chrome, the most recent major entrant to the browser market, first released in September 2008.
  11. 11. WorldWideWeb 1st Browser made 1 Created by Sir Tim Berners-Lee. 2 First version came in 1990. 3 To remove confusion It was later renamed as Nexus.
  12. 12. WorldWideWeb WorldWideWeb was the first web browser. When it was written, WorldWideWeb was the only way to view the Web It was capable of displaying basic style sheets, downloading and opening any file type supported by the NeXT system, browsing newsgroups, and spellchecking. At first, images were displayed in separate windows, until NeXTSTEP's Text class supported Image objects.
  13. 13. Mosaic What after WorldWideWeb(Nexus) 1 Browser software was further innovated by Marc Andreessen. 2 First version came in 1993. 3 In 1994, he made his company Netscape and changed mosaic into Netscape Navigator.
  14. 14. Mosaic Mosaic was developed at the National Center for Supercomputing Applications(NCSA) at the University of Illinois Urbana-Champaign beginning in late 1992. NCSA released the browser in 1993, and officially discontinued development and support on January 7, 1997. Mosaic was also the first browser to display images inline with text instead of displaying images in a separate window
  15. 15. Internet Explorer First Browser War started… 1 2 3 Microsoft licensed Mosaic from Spyglass as the basis of Internet Explorer 1.0. First version came in 1995. And thus it all started...
  16. 16. Internet Explorer Windows Internet Explorer (formerly Microsoft Internet Explorer), is a series of graphical web browsers developed by Microsoft and included as part of the Microsoft Windows line of operating systems starting in 1995
  17. 17. Opera A new Entry in Browser’s war 1 2 3 Development of Opera web browser began in 1994 when it was started as a research project at Telenor. In 1995, the project branched out into a separate company named Opera Software ASA. First publicly available version released in 1996.
  18. 18. Opera Opera is a web browser and Internet suite developed by Opera Software. The browser handles common Internet-related tasks such as displaying web sites, sending and receiving e-mail messages, managing contacts, chatting on IRC downloading files via BitTorrent, and reading web feeds. Opera is offered free of charge for personal computers and mobile phones.
  19. 19. Safari Steve Jobs enters in Browser market 1 2 3 Until 1997, Apple Macintosh computers were shipped with the Netscape Navigator. Later for Mac OS Internet Explorer is used as default browser. On January 7, 2003, at San Francisco, Steve Jobs announced Safari.
  20. 20. Safari Safari is a graphical web browser developed by Apple and included as part of the Mac OS X operating system. On the company's Mac OS X operating system, it became Apple's default browser
  21. 21. Mozilla Mozilla is formed… 1 2 3 Netscape starts the open source Mozilla project. It was produced to build a competitive open source browser. First release was in 2004.
  22. 22. Mozilla The Firefox Web Browser is the faster, more secure, and fully customizable way to surf the web Mozilla is a global community dedicated to building free, open source products like the award winning Firefox web browser and Thunderbird email software. Mozilla Firefox
  23. 23. Chrome Browser war Intensifies 1 2 3 A free Web Browser developed by Google. It uses the same Engine which is used by Apple’s Safari i.e. Web Kit It was first released as a beta version for Microsoft Windows on September 2, 2008.
  24. 24. Chrome Google Chrome is a web browser developed by Google that uses the WebKit layout engine and application framework It was first released as a beta version for Microsoft Windows on 2 September 2008, and the public stable release was on 11 December 2008.
  25. 25. Is India Developed any web browser... Yea now we can proudly say “YES”… EPIC BROWSER
  26. 26. EPIC BROWSER... Epic was released on August 29, 2013 and focused on protecting on users' privacy online. First released 15 July 2010. Powered by the open-source Mozilla platform. Created by a Bangalore based Company
  27. 27. Development information  Developed by- Hidden Reflex  Initial release - July 15, 2010; 6 years ago  Stable release - 48.0.2553.0 / March 19, 2015; 17 months ago  Operating system - Windows OSX  Engine - Web Kit  License - Proprietary
  28. 28. Features... Most attractive feature is Built in Antivirus protection.  The browser has a sidebar with lot of widgets. Social networking sites such as Facebook, Twitter, and Orkut are pinned to the sidebar.
  29. 29. A free word processor, to do tool, snippet app and timer are also included in the Epic browser. The browser supports 12 Indian languages currently Videos from YouTube can be watched in a small window so that other activities can proceed apace. Continued..
  30. 30. sidebar supports users access to the latest national and regional news from popular publications, live television channels, videos, stock quotes, live cricket scores, top music albums, and local events, Gmail, yahoo etc. Users can choose from 1500+ Indian themes including browser-based wallpapers Continued..
  31. 31. How we get Epic... Simply Down load it from www.epicbrowser.com. It support in any OS.
  32. 32. MOBILE BROWSERS A mobile browser, also called a micro browser, mini browser or wireless internet browser(WIB), is a web browser designed for use on a mobile device such as a mobile phone or PDA. Opera Mini, offered free of charge, is designed primarily for mobile phones, but also for smartphones and personal digital assistants.
  33. 33. Some Statistics Who is #1…
  34. 34. Ranking…
  35. 35. House open for queries…..
  36. 36. Bibliography Wikipedia Google

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