Computer Systems

Computer Systems

1. Basics

   • Every Computer system has one or more inputs
     • the data from the input is always processed
       • After being processed it could be outputted or stored
   • The first computer system ever made
     • 1949
     • Manchester Mark 1

2. By Josh Watkins

3. Input

   • It's role is to provide data for further processing
   • Input devices
     • Mouse
     • Microphone
     • Barcode Scanner
     • Scanner
     • Keyboard
   • Converting an input into data
     • Unless an input has come from another computer it needs processing
     • The input data is converted to digital data

4. Process

   • Stages
     • Sorting
     • Searching
     • Calculations
     • Graphing
   • Product can be used for outputting
   • Uses input

5. Output

   • Information from processing stage is presented to the user
   • Output devices
     • Video Screen
     • Projector
     • Printer
     • Speakers
     • Headphones
   • Senses used
     • Sight
     • Sound
     • Haptic
       • Vibration
       • Mobile phones
       • Throttle

6. Hardware and Software

   • Hardware
     • Physical
     • Examples
       • External
         • Monitor
         • Printer
         • Keyboard
         • Microphone
       • Internal
         • Hard Disk
         • CPU
         • Fan
         • Motherboard
         • Sound card
   • Software

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