Internet i s a huge network of computers around the world that are linked together to exchange and share information. Computers in internet are linked up with other computer worldwide by means of telephone wires, cables and satellites.
No organization, corporation or government owns or runs the internet. Instead may people and organizations voluntarily participate in task force groups who meet to develop standards for the many various technical needs or running the internet. Decisions are made by consensus among all who choose to participate.
-is a hypertext-based, distributed information system in which users may create, edit, and browse hypertext documents. Also called W3 or simply “the web “, it is a collection of electronic documents that are linked together.
A portal is a web site that offers a variety of Internet services from a single, convenient location. Most portals offer the following free services: search engine, sports, and weather, free web publishing services and e-mail, and other forms of communications. Popular portals include AltaVista, HotBot, Lycos, and Yahoo!.
An educational web site offers exciting and challenging avenues for formal and informal teaching and learning. On the web, you can learn how airplanes fly or how to construct a simple machine. Teachers sometimes enhance classroom teaching by publishing materials, grades, and other class information through the Internet.
A business web site contains content that promotes or sells products or services. Nearly every business has web site. Many of these companies also allow you to purchase their products or services online.
An advocacy web site contains content that describes a cause, opinion, or idea. The purpose of an advocacy web site is to convince the reader to support the cause, opinion, or idea. These web sites usually present views of a particular group or association.
A private individual or family may maintain a personal web site or just a single web page. People publish personal web pages for a variety of reasons.
Who made the site? Anyone can make a website and lie about their true identity. You have to know something about the people and organization that made the site. Is the author’s name clearly visible/ is the author a well-known scholar in the field? Does the author have appropriate credentials to create the page? Is the author affiliated with an academic institution?
When was the website posted? When the website was last updated? How often is it updated? Are the links active? Check for a ‘last updated’ date near the top or bottom of the site’s home pager. If it has been updated recently, it means someone is maintaining the site, making sure the links still work and the information are updated.
Is the information complete, consistent, and valid? Does it confirm or contradict what you already know about the topic? How does it compare with other information you have found? Can you compare it to another resource? Does the information appear thoughtfully done, or done in haste?
Is the purpose of the site to inform, persuade, explain, or sell something? How broad and how deep is the information? Does this site address the topic you are researching? Was the page worth visiting? Does the site offer anything informative, unique, or insightful?
Format and Appearance: Is the site well organized and user friendly?
Are the graphics clear in intent, relevant and professional looking? Do the graphics add to enhance the content? Is there a way to search the site? Is there a fee to access the information? Do you receive full text or summaries of articles? Is there a “text only” options?
- is one area on the World Wide Web; it is comparable to a page in a book. It is the basic unit of every website and it can be an article or an ordering page, and is usually a combination of text and graphics.
Hyperlinks Also known as hot links are texts or images that connect you to another webpage containing additional information. Hyperlinks are usually activated by clicking the mouse pointer on the text or image itself. This links provide a connection between web pages, allowing for easy access to other web pages.