This is the era of information technology. We are bound to witness a computer revolution in which information processing and retrieval are being done reliably at incredible speeds. Today, computers are to be found in every walk of life. This miraculous device can even be found in children’s toys, word processors, pocket calculators, industrial robots, home appliances etc.,’ to mention a few of their innumerable uses; and there is practically no new machine, instrument, control equipment or information system that does not have a microprocessor in it Computers are no longer just tools for industry or commerce. Now, these are available for use at home also and at low costs.
The New Generation
The computer has already entered its Fifth Generation. The first four generations of computers being based on the technology of the age to which they belonged.