Computer Systems

Computer Systems

1. Hardware

   • Hardware is a component that is physical and can be touched.
   • Input Devices
     • Touch Screens
     • Mouse
     • Keybored
   • Storage
     • Hard Drives
     • RAM
     • DVD Drives
   • Processing Devices
     • CPU
   • Communication
     • WiFi Card
     • Scanners
     • Printers
   • Output Devices
     • Speakers
     • Headphones
     • Printers

2. Software

   • Programs made up of sequences of instructions that tell hardware what to do.
   • Microsoft Word
   • Adobe Photoshop

3. Basic model of a computer system.

   • Input
   • Process
   • Storage
   • Output
   • This doesn't just apply to your PC at home it appliers to other technology like phones games consoles and ipods.

4. What are Peripherals?

   • These are devices that are not a part of the computer mainbody.