module.3.session.3b.slides

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Unformatted text preview: Click to edit Master subtitle style 10/22/09 BUSMIS 1060 Module 3: E-Commerce Technologies & Applications Session 3b: The Web, The Internet, and Network Tech Click to edit Master subtitle style 10/22/09 The Web, The Internet & Network Technologies 22 10/22/09 What do you use a computer for? How many of those activities can you still do when the network is down? Networking technologies are central to how we use computers 3 Ubiquity of Networked 10/22/09 Why do you need to know about this? Effectively using IT requires that you provide: Specification Describing what you need Justification  Providing a rationale for why you need it Explanation  Describing what happened 4 Application of Technology Concepts 10/22/09 5 Using Peoplesoft 10/22/09 6 Connecting Computers: 10/22/09 Communication media are any material substances which can support transmission of a signal from one device to another Wired communications media transmit information over a closed, connected path Wireless communications media transmit information through the air 7 Network Communications 10/22/09 Twisted-pair cable bundles of copper wires for transmitting voice or data Cat 5 and Cat 5e are common for modern networks Coaxial cable (coax) one central wire surrounded by insulation, a metallic shield, and a covering of insulation Optical fiber glass or plastic fiber through which 8 Wired Media 10/22/09 Short Distance Infrared Infrared light based transmission Bluetooth Short-range radio used to transmit over distances of up to 30 feet 802.11b,d,e Wireless Internet modems Medium Distance Microwave Line-of sight, point-to-point transmission of signals at high...
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module.3.session.3b.slides - Click to edit Master subtitle...

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