Introduction to computers ch.1

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Northstars11
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129751
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Introduction to computers ch.1
Updated:
2012-01-22 16:16:16
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Introduction computers
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Terms for chapter 1
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  1. knowing about the understanding computers and their uses-is
    essential skill today for everyone.
    Computer literacy
  2. programmable, electronic device that accepts
    data, performs operations on that data, presents the result , and stores the
    data or results as needed.
    Computers
  3. entering data into a computer
    Input
  4. performing operations on the data.
    Processing
  5. Presenting the results
    Output
  6. saving data, programs, or output for future use.
    Storage
  7. the transmission of data from one device to
    another.
    Communications
  8. raw, unorganized facts
    Data
  9. data that has been processed into a meaningful
    form.
    Information
  10. the physical parts of a computer system, such as
    the keyboard, printer, and so forth.
    Hardware
  11. the instructions, also called computer programs,
    that are used to tell a computer what it should do.
    Software
  12. a type of system software that enables a computer
    to operate and manage its resources and activities
    Operating system
  13. to start
    up a computer
    Boot
  14. the background work area displayed on the screen in Microsoft
    windows.
    Windows desktop
  15. Programs that enable users to perform specific
    tasks on a computer, such as writing letters or playing games.
    Applications software
  16. a tiny computer embedded in a product and sesigned to perfor specific tasks or functions for that product.
    Embedded computers
  17. a very small communications device that has built-in computing or internet capability
    mobile device
  18. a mobile device based on a mobile phone
    smart phone
  19. a type of computer based on a microprocessor and designed to be used by one person at a time; also called a microcomputer
    personal computer (PC)
  20. a personal computer designed to fit on or next to a desk
    desktop computer
  21. a small personal computer, such as a notebook, tablet, netbook, or ultra-mobile PC (UMPC), designed to be carried around easily.
    portable computer
  22. A fully functioning portable computer that opens to reveal a screen and keyboard; aka labtop
    notebook computer
  23. a portable computer about the size of a notebook that is designed to be used with an electronic pen
    Tablet computer
  24. a very small notebook computer
    Netbook
  25. a portable personal computer that is small enough to fit in one hand; aka handheld computer
    Ultra-mobile PC (UMPC)
  26. a personal computer device designed to access a network for precessing and data storage, instead of performing those tasks locally; aka network computer
    Thin client
  27. a specialized network computer designed primarily for internet access and/or e-mail exchange
    internet appliance
  28. a medium-sized computer used to host programs and data for a small network
    midrange server
  29. Creating virtual (rather than actual) versions of a computing resource, such as several separate environments that are located on a single server but act like different servers
    Virtualization
  30. a computer used in large organizations (such as hospitals, larg businesses, and colleges) that need to manage large amounts of centralized data nad run multiple programs simultaneously.
    Mainframe Computer
  31. the fastest, most expensive, and most powerful type of computer.
    supercomputer
  32. a supercomputer comprised of numerous smaller computers connected together to act as a sinlge computer.
    supercomputing cluster
  33. a collection of computers and other hardware devices that are cennected togethor to share hardware, software, and data, as well as to communicate electronically with one another.
    computer network
  34. the largest and most well-known computer network, linking millions of computers all over the world
    Internet
  35. a business or other organization that provides internet access to other, typically
    Internet service provider
  36. the ceollection of Web pages available through the internet.
    World wide web (WWW)
  37. a document, typically containing hyperlinks to other documents, located on a Web server and available through the World Wide Web
    Web Page
  38. a collection of ralated bew pages usually belonging to an organization or individual
    web site
  39. a computer that is continually connected to the internet and hosts bew pages that are accessible through the Internet.
    web server
  40. a program used to view web pages
    web browser
  41. an address that identifies a computer, person, or Web page on the Internet, such as and IP address, domain name, or e-mail address
    Internet address
  42. a numeric Internet address used to uniquely identify and copmuter on the Internet
    IP address
  43. a text-based internet address used to uniquely identify a computer on the internet
    Domain name
  44. an internet address (usually beginning with http://) that uniquely identifies a Web page
    Uniform resource lacator (URL)
  45. Electronic messsages sent from one user to another over the Internet or other network
    Electronic mail (e-mail)
  46. Look at pics on pages 15, 17, 33, 34

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