Exploring the Internet Chapter 1 Welcome to Cyberspace

Exploring the Internet Chapter 1 Welcome to Cyberspace: The Internet and World Wide Web Exploring Microsoft Office 2000 - Welcome to Cyberspace: The Internet and World Wide Web

Objectives Ø Describe the Internet and its history Ø Describe the World Wide Web in context of hypermedia and hypertext Ø Use Internet Explorer to access the web Ø Define a URL Ø Define a hyperlink and explain why the color changes from blue to magenta Ø Describe various buttons on the toolbars of Internet Explorer Ø Explain how to save the address of a favorite Web site and return to it later Exploring Microsoft Office 2000 - Welcome to Cyberspace: The Internet and World Wide Web 2

History of Internet Ø Created by ARPAnet Ø Used by military and academics until creation of the World Wide Web Ø WWW uses both Hypertext (links) and Hypermedia (text, graphics, sound & video) Exploring Microsoft Office 2000 - Welcome to Cyberspace: The Internet and World Wide Web 3

The Internet Ø Exciting Ø Easy Ø Worldwide Communication n Access to Info n Access to People n Access to Business n Ø Downloads Exploring Microsoft Office 2000 - Welcome to Cyberspace: The Internet and World Wide Web 4

KEY CONCEPTS Ø Web Server Ø Client Ø HTTP Ø TCP/IP Ø HTML Ø Home Page Ø Browser Ø LAN Ø Modem Ø Dial-Up Internet WWW URL Explorer Hyperlinks Exploring Microsoft Office 2000 - Welcome to Cyberspace: The Internet and World Wide Web 5

Uniform Resource Locator (URL) http: //www. annex. com/southwest/museum. htm Document Path (Directory or Folder) Internet Address (Web site) Means of access, Hyper. Text Transfer Protocol Exploring Microsoft Office 2000 - Welcome to Cyberspace: The Internet and World Wide Web

Hyperlinks Ø Provide text, graphics, sound or video links Ø Blue underlined fonts are unexplored Ø Magenta links have been previously accessed www. microsoft. com Exploring Microsoft Office 2000 - Welcome to Cyberspace: The Internet and World Wide Web 7

Connecting to the Internet ØLAN ØModem ØISP (Internet Service Provider) Exploring Microsoft Office 2000 - Welcome to Cyberspace: The Internet and World Wide Web 8

Microsoft Internet Explorer Ø Menu Bar n n n File Edit View Go Favorites Help Ø Address Bar URL n Manual Linking n Ø Toolbar n n n n n Back Button Forward Button Stop Refresh Home Search Favorites History Channels Fullscreen Exploring Microsoft Office 2000 - Welcome to Cyberspace: The Internet and World Wide Web 9

Ways to modify your browser n n n Customize Internet Explorer Add a Favorite The Favorites List The Help Menu Online Support The History List Exploring Microsoft Office 2000 - Welcome to Cyberspace: The Internet and World Wide Web 10

The Concept of Cache? Ø Stored Web pages RAM n Hard Disk n Ø Improves Performance Ø Temporary Internet Files Ø Tools Menu + Internet Options Exploring Microsoft Office 2000 - Welcome to Cyberspace: The Internet and World Wide Web 11