Classification of computer on the basis of size

 On the basis of size computer are classified in to four types Mainframe computer, Minicomputer, Microcomputer and Super computer.

                 Mainframe computers are large computers which processes at high speed and occupied a large space. This has a large capacity to handle huge number of records. More than 100 people can work at a time and communicate with different countries with wide area networks via satellite. Minicomputers are medium in size then mainframe computers but large then microcomputers. They are less powerful then super and mainframe but powerful then microcomputers. They are specially used in data processing, programming, desktop publishing field. A small computer driven by a single integrated circuit and designed for use by one person is called microcomputer. They are widely used at home and offices. Mani brands, model and sized are available in microcomputers. Micro computers can be sub categorized in todesktop computer, Laptop computer, Palmtop computer. A computer that is capable of working at great speed, and can thus process a very large amount of data with an accepted time.