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Networks and the Internet
 

Networks and the Internet

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    Networks and the Internet Networks and the Internet Presentation Transcript

    • Software, Networks, and the INTERNET Mrs. Bryant Computer Information Systems
    • Computer Software
      • System software consists of programs to control the operations of computer equipment (ex. operating system)
        • What operating system do we use in Mrs. Bryant’s class??
      • Application software consists of programs that tell a computer how to produce information
    • Application Software word processing presentation database spreadsheet
    • Communicating through Technology
      • Answering machines
      • Voicemail
      • Fax machines
      • Email
      • Text messaging
      • Web cam
    • What’s a network?
      • A network is a collection of connected computers and devices
      Local Area Network (LAN) Wide Area Network (WAN) Computers on a network share printing & software
    • Network terms to know
      • Server = a computer or device on a network that manages network resources ex. file server, web root server
      • Network interface card (NIC) = card inserted into a computer so the computer can be connected to a network
      • Firewall = a system designed to prevent unauthorized access to or from a private network
      • Router = a device that forwards data packets along networks and is located where a network connects
      • Modem = a device that turns the signals from either your phone, cable line, DSL line, etc. into a format computers can understand
    • What’s the world’s largest network??
    • INTERNET : global network of linked computer networks
    • The World Wide Web Uniform Resource Locator (URL)
    • How do we use the internet?? Communicating meeting people Entertainment Research
    • E-commerce ( shopping  )
      • Conducting business activities online
      • Business to consumer
      • Consumer to consumer
      • Business to business
    • How do businesses use the internet?? Communicating intranet Advertising Research
    • It’s Your Turn! Find a partner… The internet has had a tremendous impact on business. For some businesses, that influence has not been positive. For example, surveys suggest that as a growing number of people make their own travel plans online, travel agents are seeing fewer customers. Use the Web to research two businesses that have been affected negatively by the Internet. What effect has the Internet had? How can the business compete with the Internet?