Learning Internet

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Learning Internet

  1. 1. Learning Internet An Initiative by www.computerscienceexpertise.com
  2. 2. <ul><li>The World Wide Web is a collection of electronic documents that are linked together like a spider web </li></ul><ul><li>These documents are stored on computers called servers located around the world </li></ul>
  3. 3. <ul><li>The Web consists of:   Your personal computer   Web browser software to access the Web   A connection to an Internet service provider ( ISP )   Servers to host the data   Routers and switches to direct the flow of data </li></ul>
  4. 4. <ul><li>Web pages are stored on web servers located around the globe.   Entering the (Uniform Resource Locator) URL of a web page in your web browser or clicking a link sends a request to the server which hosts the page.   The server sends the web page to your computer and your web browser displays it on your screen. </li></ul>
  5. 5. <ul><li>A web page (such as the one you are looking at now) is an electronic document written in a computer language called HTML (Hypertext Markup Language). </li></ul>
  6. 6. <ul><li>Web pages can contain text, graphics, video, animation, and sound, as well as interactive features , such as data entry forms. </li></ul>
  7. 7. <ul><li>Each page has a unique address known as a URL (Uniform Resource Locator), which identifies its location on the server . </li></ul>
  8. 8. <ul><li>Web pages usually contain hyperlinks to other web pages. Hyperlinks are text and images that reference the URLs of other web pages . </li></ul>
  9. 9. <ul><li>A website is one or more web pages that relate to a common theme, such as a person, business, organization, or a subject, such as sports. </li></ul>
  10. 10. <ul><li>There are three main ways to move between web pages or websites:   </li></ul><ul><li>Clicking a text hyperlink . Clicking a hyperlinked graphic image , such as a button, photograph, or drawing. Typing the URL of a web page in the location box (also known as the address field) of your web browser and the pressing the Enter or Return key.   </li></ul>

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