Includes index.

"Personal computers have become an important part of society with people depending on them for activities from business to entertainment or education. Access to technology, especially to personal computers, has shifted from privilege to necessity in many parts of the world. In the current world, it's almost impossible to imagine that someone can live without computers. They have become an electronic device of almost every day use for individuals of every age, and essential in almost all the business dealings that are made nowadays. The most that any industry has gained from the discovery of the computer is the business industry because of its nature. In recent years they have gained significance as they have improved the efficiency and productivity of work done. Large amounts of information in industrial and business sectors as well as in the personal lives are stored in servers."

English.