Basic Internet Terms Digital Design Arpanet • The first Internet prototype created in 1965 by the Department of Defense. Internet • A global network (Physical) that connects computers all over the world. • The Internet carries information in packets World Wide Web • A part of the Internet that allows users to easily access Web pages through the use of hypertext markup language (HTML). Web Server • A special type of computer that delivers Web pages to a requesting browser. Protocols • Rules for the Internet TCP – Transmission Control Protocol • Set of communication protocols – Says that information must be sent in packets nor more than 1500 characters – Sent along different paths to your computer Needs IP (Internet Protocol) – TCP/IP IP – Internet Protocol • A way of assigning each computer a computer address Needs TCP (Internet Protocol) – TCP/IP Packets • Information from one computer is broken down and sent to another computer in packets IP Address • Each computer in the Internet is assigned a unique identification. (a number) • Packets are stamped with this address so it knows where to go URL • A unique address that identifies a web page. URL http://www.google.com Hypertext transfer protocol Hypertext Transfer Protocol • A protocol that manages the hypertext links that are used to navigate the Web. • HTTP ensures that Web browsers correctly process and display the various types of information contained in Web pages. Domain Name • Unique address used for identifying a computer, often a Web server, on the Internet. (Part of the URL) http://www.google.com http://clearyweb.edzone.net http://clare.k12.mi.us/highschool Browser • A program used to display a web page on your computer screen. First Browser Web Site and Web Page • Web page is a single document on the World Wide Web • Web site is a group of Web pages. Search Engines • Web sites that use software to “crawl” or “spider” their way through the Web and automatically compile an index of Web sites. Web Hosting • The process by which a Web site is published, making it available for public access. File Transfer Protocol (FTP) • A protocol used to transferring files across the Internet. • An FTP program is needed to upload files.