The Internet

THE INTERNET Introduction and Terms Gloria Beadles Computers-8th grade IMPORTANT DEFINITIONS A network is created anytime two or more computers are linked together to share information. The internet is often described as a “network of networks.” The internet is not a single network, but a super network of more than 50,000 smaller subnetworks. Names for the Internet ¤ World Wide Web ¤ The Net ¤ W3 ¤ Cyperspace Internet Domain Names (areas or sections of internet)  .mil-military domain  .edu-educational domain  .com-commercial domain  .org-organizational domain  .gov-governmental domain  .net-network provider domain Tips for saying and writing internet names: • The @ sign is pronounced “AT.” • A period (.) is a “Dot.” • Spell out each letter unless the name is obvious. • All letters in an internet address should be in lowercase. Internet terminology Host or server- any computer attached to the Net and providing services to Internet users Download-copy Client-any computer accessing a host on the internet Uses for Internet Travel arrangements Research Banking Take classes Talk to friends News Weather Shop Internet Terminology URL- Internet address Browser-connects a user to the internet Hit-term that refers to every time a site is visited Modem-device that converts computer signals into signals that can travel over telephone lines Hyperlink-a word or picture that is linked to information elsewhere Terminology continues. . .  GUI-a “gooey” system that allows computer commands to be sent  Icon-a picture or graphic that represents something  Home page-lists information available at a website Open Response Question Define and describe the internet. Explain how the internet works. Include the three basic points we discussed in class. Proficient Answer  The internet is a “network of networks.”  A network is two or more computers connected to share information  A modem is a device that converts electronic signals that can be transferred via phone lines and back to original data when received by the client’s computer. Distinguished Answer!  Three points made in proficient answer plus two of the following points:  Illustration or drawing of a network  Domain name  URL, GUI,  Address extensions  Ownership  Server, host, client  Phone system is backbone Apprentice and Novice Apprentice-two of the three points given Novice-one of the three points No credit-not completed or did not include any of the three points in proficient answer