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Computing Essentials 2002-2003 Intro, 14/e
Timothy J. O'Leary
Linda I. O'Leary
Connectivity, the Wireless Revolution, and Communications

Competencies

After you have read this chapter, you should be able to:

  • Discuss connectivity, the wireless revolution, and communications.
  • Describe physical and wireless communications channels.
  • Describe conventional modems, T1, ISDN, DSL, cable modem, and satellite connections.
  • Discuss bandwidth, serial versus parallel transmission, direction of data transmission, and protocols.
  • Explain network architecture – configurations and strategies.
  • Describe local area, metropolitan area, and wide area networks.




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