Fundamentals of a Computer System

Fundamentals of a Computer System

1. Computer

   • A programmable data processing machine
   • A computer system is a collection of hardware and software working together for a defined purpose

2. Importance of computer systems

   • Improved quality in manufacturing
   • Cheaper manufacturing - automation reduces wage costs
   • Faster access to information
   • Better decision making
   • New ways of communicating

3. Types of computer systems

   • General purpose systems
     • Desktop PCs
     • Tablets
     • Smart Phones
     • Laptops
   • Dedicated systems
     • They perform a single function
     • Ticket machine
   • Control systems
     • Control machinery rather than output for humans
     • Industrial robots
     • Increasing in domestic use