Chapter 1 Notes - device operating under control of instructions stored in its own memory Info Processing Cycle input process output and storage

Chapter 1 Notes - device operating under control of...

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Computer  is elec tronic device, operating under control of instructions stored in its own memory Info Processing Cycle: input, process, output, and storage activities 5 Components of Computer- Input device: allows you to enter data or instructions into a computer Output Device: hardware device that conveys info to one or more people System Unit: case that contains electronic components of computer used to process data Storage device: records and/or retrieves items to and from storage media Communications Device: Modem, enables a comp to send and receive data to and from one or more computers People use the internet to communicate with and meet other people, research and access info, shop for goods and services, bank and invest, participate in online training, engage in entertaining activites, download music and videos, share info, access web apps Processor: electronic component that interprets and caries out basic instructions that operate the computer ( CPU) Web Site: collection of related web pages Microblog: Twitter (short messages) Network : collection of comps connected together via communications devices Program: or software, series of related instructions organized for a common purpose that tells the computer what tasks to perform and how Programmer:
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  • Fall '12
  • YvonneGalusha
  • desktop computer, electronic device, communications devices, smart phone, Computer• Input device

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