Wednesday, December 22, 2010

Personal Computer and its Characteristics

A personal computer is general purpose computer based on a single tiny silicon chip called a microprocessor that contains all essential elements of a computer.
Some of the characteristics of a personal computer are listed below:

  1. It is smaller, less expensive and easier to use.
  2. it is capable of performing calculations and instructions quickly and repetitively
  3. It is designed to be used by a single person at a time





Tuesday, December 21, 2010

Desktop Appliance

Personal Computers are spreading futher and furhter into our daily lives. Millions of personal computers are used in all areas of modern life- in science, technology, business, industry, leisure and entertainment.