Information Technology

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Information Technology

• Xiangming Mu
• 9/14/2004

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What is Information Technology

• Concerned with four processes
• Information creation
• Digital and Computer/network based HTML
• Fast copy
• Module
• Information transmission
• Internet
• Real-time
• Information storage
• Storage
• DBMS, data mining( analyze patterns in data and
  extract information)clustering, probability,
  relevance
• Metadata (data about data), XML
• Retrieval Search engines, TREC (Text Retrieval
  Conference)
• Information management (informatics)
• Information flow control
• Information systems a combination of information
  creation, transmission, storage, and
  retrieval--interaction

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Questions related to Information Technology

• Benefits of new information technology
• Quality of life bigger/smaller, faster,
  farther..(e.g., design, build, and test new
  products)
• More comfortable, more relax? usability
• Shop, research, work, education online
• More opportunities
• More complex and unstable?
• Disadvantages for new information technology?
• Social ills?
• Security and privacy?
• Culture impacts?
• Technology and society
• New information technology impact our society
• Social factors will impact the development of new
  information technology?

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Computers and Technology

• History of the computer
• Hardware
• Input/output, processing devices (CPU), storage
  (memory, hard disk), and communication devices.
• Software
• Operating system
• Application software
• Programming, Markup, and Scripting Languages
• Communication and Internet
• Web browser, Internet service provider, IP
  address