By: Jordan Hale, McKenzie Kratts, Victoria Lee, and Lakin Burnett
WHAT IS COMMUNICATIONS? Sometimes called telecommunications Describes a process in which two or more computers or devices transfer data, instructions, and information. Communicating technology allows us relay information more efficiently
COMMUNICATIONS SYSTEM Consists of three components: 1. Transmitter 2. Channel 3. Receiver
NETWORKING IN SCHOOLS Used for three reasons: To share hardware and software resources Enable communications among schools and other organizations Connect students and teachers to the internet
HOW DOES THE INTERNET WORK? Data is divided into small pieces called packets. Packets travel over the internet via routers. At the destination, the packets are reassembled into the original message.
WORLD WIDE WEB Worldwide collection of electronic documents that have built-in hyperlinks to other related documents. These links allow users to quickly jump from one page to another. ○ A web page is an electronic document viewed on the web.
HOW A WEB PAGE WORKS Web pages contain text, graphics, video, and sound. Hypertext Hypermedia Three types of hyperlinks: 1. Target 2. Relative 3. Absolute
WEB BROWSER SOFTWARE Web browser- a program that interprets HTML and displays Web pages and enables you to link to other Web pages and Web sites.
WEB SEARCH TOOLS Search tools- enable users to locate information found at Web sites all over the world. Search engine Subject directory
MULTIMEDIA PRODUCTS AVAILABLE ON THE WEB Multimedia- the combination of graphics, annimation, audio, video, and virtual reality. Brings Web page to life Makes internet more entertaining place to explore
INTERNET SERVICES Newsgroups Chat rooms Instant messaging
EDUCATIONAL IMPLICATIONS Information Entertainment Business
CONNECTING TO THE INTERNET Dial up Cable modem DSL Satellite modem