Chapter 2 Rheachel, Jessica, Megan, and Cassidy Communications, Networks, the Internet, and the World Wide Web.

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Presentation transcript:

Chapter 2 Rheachel, Jessica, Megan, and Cassidy Communications, Networks, the Internet, and the World Wide Web

  Voic  Video Conferencing  Internet  World Wide Web

 IPod  GPS   Phones  Facebook Etc.

 Communication Channel - transmission media  Two computers -communications software  Communication devices -modem

Networking the Classroom, School, and District Reasons: 1. To share hardware and software resources 2. Enables communication among schools and organizations 3. To connect students and teachers to the internet

How the Internet Works  Packets  Router  Pocket switching  Communications Protocol  Transmission Control Protocol/Internet Protocol (TCP/IP)

Internet Access Providers  Internet Service Provider(ISP)  Regional ISP  National ISP  Online Service Providers (OSP)  Wireless Internet Service Provider (WISP)

Connecting to the Internet  Dial-up Access  Digital Subscriber Line (DSL)  Satellite Modem-  Public Internet Access Point  Internet Address  Internet backbone  Domain name

 Links  Web Page  Web Site How a Web Page Works Hypertext Hypermedia

 Searching for information on the web  Search Engine  Subject Directory

 Graphics  Animation  Audio  Virtual Reality

JPEG/jpgGIF/gif Joint Photographic Expert Group Graphics Interchange Format Digital cameras, photos Simple diagrams, shapes, images

File Transfer Protocol Newsgroups and Message Boards Mailing List Instant Messaging Chat Rooms Voice over Internet Protocol

 Programs  Address  Username  Mail Server  Mailbox

 File Transfer Protocol Server  File Transfer Protocol Site  Downloading Files  Uploading Files

Newsgroup News Server Posting and Articles Threads Newsreader Message Boards

Real-time Internet communications services  See who’s online  Send messages/files  Join private chat rooms  Short Message Service

Chat Chat Room Chat Client

Netiquette and Internet Security  Netiquette is simply the etiquette used on the Internet.  Firewall  Filtering Software  Acceptable Use Policy (AUP)

Impact of the Internet and the World Wide Web on Education  Virtual Tours  Epals classroom exchange  Variety of learning tools

The Future of the Internet and the World Wide Web  2012, 2 billion devices  SmartPhones  Schools  250 websites  Media Convergence

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