Fundamentals of computer system

Fundamentals of computer system

1. Why are computer systems everywhere?

   • Versatile
   • Cheap
   • Fast
   • Small
   • Multifunctional
   • What is a system?
     • A collection of parts that work together fo a acommon purpose
     • Input → Process → Output
     • Types of systems
       • Dedicated systems
         • Have a fixed purpose
           • Engine management system
         • Dedicated computer systems found in electronic devices are called embedded system
       • General purpose system
         • Can be used for different tasks
           • PCs
             • Run word processor
             • Browse the internet
             • play music

2. Computer systems have to be ...

   • Reliable
   • Tested
   • Standard
     • Proprietary standards
       • Standards that are owned by a company
   • Ethical
   • Enviornmental
   • Legal