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Business Software & Database Management
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Based on the characteristics of various computers developed from time to time, they are categorized as generation of computers.
Generation of Computers
First Generation
Second Generation
Third Generation
Fourth Generation
Fifth Generation
Time Period : 1951 to 1959 Technology : Vacuum Tubes Size : Very Large System Processing : Very Slow
Characterized By:- Magnetic Drums
First Generation Computers
Time Period : 1963 to 1975 Technology : ICs (Integrated Circuits) Incorporated many transistors & electronic circuits on a single chip Size : Small as compared to 2nd generation computers Processing : Faster then 2nd generation computers
Characterized by:-
IC (Integrated Circuit)
Time Period : 1975 to Today Technology : VLSI (Very Large Scale Integration) Incorporated many millions of transistors & electronic circuits on a single chip Size : Small as compared to first generation computer Processing : Faster then first generation computer
Characterized by: The personal computer and user friendly micro-programs, very fast processor chip high level language, OOP (Object Oriented Programming)
VLSI (Very Large Scale Integration)
The following formats go beyond the current third-generation discs and have the potential to hold more than one terabyte (1TB) of data:
(Layer-Selection-Type Recordable Optical Disk)
