Generations of Computer (Quick Revision)-

There are five generations in computer. The description is as follows-

 

Genrations	Used hardwere	Language and Softwere	Used Computers
First (1940-56)	Vacuum Tube Electronic and Mechanical machine	Machine Language	ENIAC,  UNIVAC-1 IBM-650
Second (1956-64)	Transistors	Assembly Language, Batch processing, Multiprogramming	IBM (700 & 1401), UNIVAC, ATLAS, MARK-III
Third (1965-1974)	Integrated chip	High level language, Teleprocessing, Time sharing	IBM-360, PDP-8
Fourth (1971-1980)	Large scale integration(LSI) , Microprocessor Semiconductor	Graphical user interface(GUI), UNIAX, SQL, CSS	Apple-II, ALTERE
Fifth (1980-till now)	Ultra large scale integration(ULSI), Optical Disk	Multimedia Softwere C,C++, JAVA, DOTNET(.NET)	IBM Notebook, Pentium PC, Super computer

IMPORTANT TO KNOW

1. ·       Father of computer (Discovered Analytical engine) – Charles Babbage
2. ·       Development of blue print of first digital computer – Jon Von Newman
3. ·       First Electronic digital computer – ENIAC (discovered by Presper Eckert and Jon Mauchly)
4. ·       First digital computer - UNIVAC
5. ·       First Industrial minicomputer – Programmed Date Processer  (PDP-8)
6. ·       World’s fastest super computer – Tiyanhe-2 (China)
7. ·       India’s fastest super computer - Prithvi