Computer Systems

Computer Systems

1. Is the combination of hardware and software

2. Networks

   • They are necessary for conecting devices
   • LAN: Local Area Network
   • WLAN: Wireless Local Area Network
   • WAN: Wide Area Network
   • MAN: Metropolitan Area Network
   • SAN: Storage Area Network, System Area Network, Server Area Network, or Small Area Network
   • CAN: Campus Area Network, Controller Area Network or Cluster Area Network
   • PAN: Personal Area Network
   • DAN: Desk Area Network

3. Parts

   • Hardware
     • All the Physical structure of a computer
       • All that can be touched by us
     • Input
       • -Keyboard -Webcam -Joystick -optical pen
     • output
       • -Printer -screen -Speakers
     • Both
       • -Touchscreen -Pen Drive -Headset -Camera -CD
     • Backing Storage And Associated Devices
       • Hard Disk Drive
         • Floppy Disk Drive
           • Enables a user to save data to removable disks
         • Main computer storage media, stores permanently all the necessary for the computer to work
   • Software
     • Computer programs and documentation that perform some tasks on a computer system
     • Includes websites, programs, video games

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