The document discusses web browsers and their purpose. Web browsers allow users to access web pages and web applications by retrieving and displaying web content. Examples of popular web browsers mentioned are Internet Explorer, Firefox, Opera, Safari, Google Chrome, and microbrowsers used on mobile devices. The primary function of a web browser is to display web resources through presenting and navigating information.

1. Topic 3
INTERNET TECHNOLOGY
3.2 The Internet
3.2.2 World Wide Web
3.2.2.1 Web Browser
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2. Learning Outcome
At the end of this topic, students should be able to:
• Explain the purpose of Web browser.
• List examples of Web browser.
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3. World Wide Web (WWW)
 What is the World Wide Web (WWW)?
• The World Wide Web (WWW), or Web, consists of a
worldwide collection of electronic documents.
Web Terms Definition
Web page Each electronic document on the Web, which can
contain text, graphics, animation, audio, and video.
Web site Is a collection of related Web pages and associated
items, such as documents and pictures, stored on a
Web server.
Web server A Web server is a computer that delivers requested
Web pages to your computer.
Web 2.0 Web sites that provide a means for users to interact
(social networking Web sites, wikis)
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4. World Wide Web (WWW)
 How do we browse the Web?
• A Web browser, or browser, is application software
that allows users to access Web pages and Web 2.0
programs.
• The primary purpose of a Web browser is to display
information resources to the users through retrieving,
presenting, and navigating information.
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5. Example of Web Browser
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6. World Wide Web (WWW)
• A Web browser will retrieve and display a starting
Web page called the home page.
• A home page, refers to the first page that a Web site
displays that provides information about the Web
site’s purpose and content.
• A home page usually contains links to other
documents, Web pages, or Web sites. A link, short for
hyperlink, is a built-in connection to another related
Web page or part of a Web page.
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7. Web Browser
Home Page
Domain Name
Hyperlink
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8. World Wide Web (WWW)
 Examples of Web browser:
Internet
Firefox Opera
Explorer
Google
Safari
Chrome
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9. World Wide Web (WWW)
• Internet-enabled mobile devices such as smart
phones use a special type of browser, called a
microbrowser, which is designed for their small
screens and limited computing power.
• Downloading is the process of
receiving information.
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