images of mainframe computers

MODEL - 1     

           MAINFRAME COMPUTERS 

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images of super computers

Models of Super Computers 

Manufacturing in Various Contries.

introduction of computer

Super computers: -   

These are the fastest computers in the world. Their processing speed is million times faster than normal computer. The cot of these computers is very very high. The storage capacity of these is high. At a time 10,000 computers can share the information through the super computers.

                       

E.g.: - They are used in defense, Automic, Forecasting, satellites, etc.,

 

Mainframe computer: -

                        A mainframe computer is a large expensive machine, which can be shared by more than 400 other computers at a time. Storage capacity of mainframe computer is more than a mini computer. The processing speed is also very high comparatively with mini computers. A mainframe computer is used for the data processing requirements of an entire organization.

E.g.: - these are used in airlines booking railway reservations, banking, weather forecasting

introduction of computers

Minicomputer: -    

Mini computer are having more storage capacity and processor speed than Microcomputer. These mini computers are used in small business units

E.g.: -research groups, engineering design firms and educational institutions

introduction of computer

Micro computers: -

            Microcomputers are also called as a personal computer or P.C. It has a processor based on a single silicon chip. This microcomputer comes in different types or sizes.

                        Pocket computer or pocket p.c

                        Lap P.C.’s and

        Desktop P.C.’s

            E.g.: - IBM, COMPAQ, HCL and DELL.