Introduction To Computers

A computer is a machine designed for manipulating data according to a list of instructions known as a programme. Computers are versatile. In fact, they are universal information- processing machines. Due to technological advancement, modern electronic computers are exponentially more capable than those of preceding generations. Today, computers are at the centre of thousands upon thousands of other inventions. They are the heartbeats of the modern world. Computers are everywhere- from kitchens to concrete mixers, from planes to pockets. They listen. They speak. They act. Never in world history has one invention had such an influence on humanity age, there would be no global awareness. Today computers are being used in every walk of life and this book is useful to anyone who wishes to learn computers. The First chapter traces the history of computers. The rest of the book covers fundamental aspects such hardware, software and other applications associated with computers.