Your Interactive Guide to the Digital World



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COmputers

Computer Software

  • Software, also called a program, tells the computer what tasks to perform and how to perform them

  • System Software
    • Operating system
    • Utility program

    • Application Software

Computer Software

  • Installing is the process of setting up software to work with the computer, printer, and other hardware

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Pages 16 - 17
Figure 1-12

Computer Software

  • A programmer develops software or writes the instructions that direct the computer to process data into information

Categories of Computers


Personal computers
Mobile computers and mobile devices Game consoles
Servers Mainframes Supercomputers
Embedded computers

Personal Computers

  • A personal computer can perform all of its input, processing, output, and storage activities by itself
  • Two popular architectures are the PC and the Apple

  • Desktop computer

Mobile Computers and Mobile Devices


Personal computer you can carry from place to place
Examples include notebook computers, laptop computers, netbooks, ultra-thins, and Tablet PCs
Mobile Computer
Computing device small enough to hold in your hand
Examples include smart phones and PDAs, e- book readers, handheld computers, portable media players, and digital cameras
Mobile Device

Mobile Computers and Mobile Devices


Notebook computer
Tablet PC
Smart phones and PDAs E-book reader

Handheld computer


Mobile Computers and Mobile Devices
Portable media player
Digital camera

Game Consoles

  • A game console is a mobile computing device designed for single-player or multiplayer video games

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