1_Computer Sytsems

1_Computer Sytsems

1. Professional Standards

   • Defacto
     • HTML
   • Industry
   • Propietry
     • WINDOWS
   • Open
     • Linux

2. Considerations

   • Environmental
     • COMPUTERS CAN SAVE ENERGY
       • Less paper
       • Less transport
     • E-Waste
       • Recycling
         • Sustainable
   • Legal
     • Copyright
     • Data protection act
     • Computer misuse act
     • health and safety
   • Ethical
     • storing data(personal data)
     • Digital Divide
       • Factors
         • Location
         • Money
         • Age
       • Impacts
         • Social
         • Moral Economics

3. Embedded

   • Built into other things

4. Hardware

   • Input e.g keyboard
   • Ouput e.g monitor
   • storage e.g USB stick

5. Software

   • e.g open source
   • cloud - online
   • Off the shelf
     • propietary
     • Bought
   • Custom Written - mode for you
   • Kernal
     • Low level of D.S(controls hardware)

6. Importance of computers

   • Reliability
     • MTTF
     • AVAIL
   • Testing
     • Beta
     • Alpha