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How The Internet Works By Nadia Matine

How The Internet Works By Nadia Matine. Introduction.

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How The Internet Works By Nadia Matine

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  1. How The Internet WorksBy Nadia Matine

  2. Introduction • How does the Internet work? Many people wonder. The Internet's growth has become explosive in people’s lives. Because the Internet has become such a large part of our lives, only a good understanding is needed to use this new tool most effectively.

  3. The first year of the Internet On October 4, 1957, the Soviet Union launched the world’s first manmade satellite into orbit. The satellite, known as Sputnik, did not do much.

  4. What The Internet Is Used For As well as the World Wide Web, the Internet is used for email, file sharing, online chat, phone and video calls, online gaining and web browsing. Over the last 10 years, internet use has gotten very popular. It is now used for things such as paying bills online, online shopping, advertising, travel information, more games, social networking, Etc.

  5. Why is the Internet so important? The Internet is so important to modern day life because it provides information and news that we need to know about. It has information about everything that is known to man, and can serve various purposes based on one's requirement.

  6. How the Internet and World Wide Web are used The Internet is a massive network of networks. It connects millions of computers together globally, forming a network in which any computer can communicate with any other computer as long as they are both connected to the Internet. Information that travels over the Internet does so via a variety of languages known as protocols. A protocol is a system of rules that define how something is to be done The World Wide Web, or Web, is a way of accessing information over the medium of the Internet. It is an information-sharing model that is built on top of the Internet. The Web uses the HTTP protocol, only one of the languages spoken over the Internet, to transmit data. The Web also utilizes browsers, such as Internet Explorer or Firefox, to access Web documents called webpages that are linked to each other throughhyperlinks. The web documents also contain graphics, sounds, text and video.

  7. The first Web Page In 1991 the first Web Page was created.

  8. Internet Addresses Although the World Wide Web is also known at the Internet, they are not the same. The internet is a network that links computers together all over the world using a huge range of wires and wireless technologies. Knowing that the internet is a global network of computers each computer must be connected to a unique address. This unique address is also known as a IP address. Website addresses such as www.google.com is known as a URL (Uniform Resource Locater).

  9. HTML Vannevar Bush first proposed the basics of hypertext in 1945. HTML stands for HyperText Markup Language, it is the authoring language used to create documents on the World Wide Web. HTML is mainly used for defining the structure and layout of a web page, how it looks and any of the special functions needed. HTML does this by using tags that have attributes. An example of this would be <p>, meaning a paragraph break. Ex: <body></body> <a href="www.about.com"></a> <title></title>

  10. HTTP HTTP meaning, HyperTextTransfer Protocol for short, is used by the World Wide Web. HTTP defines how messages are formatted and transmitted.

  11. JavaScript Java script is a scripting language that was developed by Netscape. It can interact with HTML source code. Enabling web authors to spice up their sites.

  12. URL Known as Uniform resource locators, are the web browsers of Internet pages. A URL works with IP addresses to help us name, bookmark, locate pages and files for our browsers. URL’s usually use three parts to address a page or a file.

  13. Email Electronic mail. The sending and retrieving of typewritten mail from one screen to another. Email usually goes through webmail such as Yahoo! Gmail or Aol.

  14. Browsers Short for web browser, a software application used to locate, retrieve and also display content on the World Wide Web. This includes, web pages, pictures, videos and files. EX: Google Chrome, Firefox, Internet Explorer, and Safari.

  15. Cookies- Web cookies Web cookies are messages given to a web browser to a web server. The browser then stores the message in a text file. Then the message is sent back to the server every time the browser requests a page from the server.

  16. Blogs & Blogging A blog or web log is a modern online writer’s column. Amateur and professional writers publish blogs on any kind of topic they want. Some blogging sites: www.blogspot.com www.blog.com www.blogger.com www.livejournal.com www.tumblr.com www.wordpress.com

  17. Protocols The many different layers of the Internet.

  18. Downloading Downloading is a term that is used to describe when you or someone else makes a personal copy of what you found on the Internet or World Wide Web. Downloading is legal as long as you are careful not to download pirated music or movies.

  19. Router- (Network router) Hardware device that acts as the traffic cop for network signals into your home. A router and be wired or wireless or both. Your router provides protection against hackers. If your router is set up correctly your Internet will be at a fast speed, and hackers will be locked out. If your router is not set up correctly your Internet will be lagging and you will be at a somewhat high risk of hackers.

  20. Bookmark A bookmark or favorite is a marker that you place on a web page or file. You would normally bookmark something because: • You want to return to the page or file later • You want to recommend the page or file to someone else Bookmarks/Favorites can be made using your right mouse click menu, or the menus/toolbars at the top of your web browser.  Bookmarks/Favorites can also be made on your Mac or Windows computer files.

  21. Add-ons Add-ons are custom software modifications. Users usually decide if that want to add add-ons or not to improve the power of their web browsers. An example of a add-on would be a custom eBay toolbar for your Firefox browser.

  22. Plugins Plugins are a special kind of web browser add-on. They are used to view highly specialized web pages such as, Shockwave player, Adobe Flash, Adobe Acrobat, ETC.

  23. Spamming & Filtering Spam has two meanings such as: • Spam can mean 'the rapid reptition of a keyboard command'. But more commonly, • Spam is the jargon name of 'unwanted/unsolicited email'.  Spam email is usually comprised of two sub-categories: high-volume advertising, and hackers attempting to lure you into divulging your passwords. Filtering is the popular but imperfect defense against spam.  Filtering uses software that reads your incoming email for keyword combinations, and then either deletes or quarantines messages that appear to be spam.  Look for a 'spam' or 'junk' folder in your mailbox to see your list of filtered email.

  24. Firewall Firewall is a generic term to describe a barrier against destruction. It comes from the building term of a protective wall to prevent the spreading of house fires or engine compartment fires.  In the case of computing, 'firewall' means to have software and/or hardware protecting you from hackers and viruses.

  25. Hackers Individuals who gain unauthorized access to computer systems for the purpose of stealing and corrupting data.

  26. Search Engines A program for the retrieval of data, files, or documents from a database or network especially the Internet. Ex: www.google.com www.ask.com www.bing.com www.answers.com www.eHow.com

  27. Domain names .edu (Educational Institution)- Students or faculty members can also publish personal pages on these web sites.   .com  (Commercial Entity)- This is the most common type of site for companies and is often used to advertise and sell products. .org  (Organization)- This designation is used for any type of organization, including nonprofit organizations.   .net (Network Provider, etc.)- Net can now be used by anyone -- companies, organizations, and individuals. It is often used by businesses when the desired name under ".com" is already registered by another organization.   .gov (Government)- Originally only for the federal government, .gov is now used for any level of government. These sites are used to publish tax forms, census information, legislation, and other government news or information.

  28. Fun facts about the Internet • The first message ever relayed over the internet was “LOG” which was actually supposed to have been “LOGIN” but there was a huge crash and this difficult task couldn’t be completed for the time being. This was back in the 1960’s at the famous research university known as MIT. • Over 75% of all email messages are considered total spam. It’s estimated that only about 6% of these annoying messages are actually opened. Hopefully it’s not a virus! • Each day, about 20 million people “tweet”. Internet experts speculate that over half of all tweets are based on controversial subjects. • High school students spend an average of six times as many hours on the internet than they do on homework. Most high schoolers are online for about 30 hours per week.

  29. Sources • http://www.oit.edu/libraries/help/internetguides/understanding-the-parts-of-an-internet-address • http://www.google.com/imghp?hl=en&tab=wi • http://internet-browser-review.toptenreviews.com/important-events-in-the-history-of-the-world-wide-web.html • http://www.mediabistro.com/alltwitter/internet-history_b34362 • http://dev.opera.com/articles/view/2-the-history-of-the-internet-and-the-w/ • http://hahanice.com/18-surprising-funny-facts-about-the-internet/ • http://netforbeginners.about.com/od/internet101/u/inetbasics.htm

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