Generations of Computer

Generations of Computer

GENERATIONS OF COMPUTERS

1.First -1940-56 –Vacuum TubesUNIAC, ENIAC, EDSAC, EDVAC-Machine language
2.Second -1956-63 –Transistors IBM 7000, NCR 304, IBM 1620, IBM 1401, IBM 650, IBM 7094 -Assembly language
3.Third – 1964 – 71 – IC chips – TDC – 316, IBM 370, IBM 360, PDP -8 High Level language
4.Fourth – 1971-(At Present) – Micro ProcessorDEC 10, STAR 1000, CRAY-1 -VLSI
5.Fifth – Present and Future – Artificial IntelligenceLISP, PROLOG – ULSI

6.Vacuum tube was invented by – John.A. Fleming
7.First generation computer input was given through punched cards and output was displayed on – Printout
8.First generation’s operating system allowed only one program to run at a time and a number of jobs were grouped for processing; It was known as – Batch processing
9.UNIAC – Universal Automatic Computer
10.EDSAC – Electronic Delay Storage Automatic Calculator
11.EDVAC – Electronic Discrete Variable Automatic computer
12.ENIAC – Electronic Numerical Integrator and calculator

FIRST GENERATION
1.The language used by the first generation computers – Machine Languages
2.Vacuum tubes were used as hardware in – First Generation Computers
3.Vacuum tubes is also called as – Valves

SECOND GENERATION
1.The language used by the second generation computers Assembly languages

2. TRANSISTOR WAS INVENTED BY John Berdeen

3. The hardware used by the second generation of computers – Transistors

THIRD GENERATION
1.The hardware used by the third generation computer- IC Chip (Integrated Circuit
2.Integrated Circuit was invented by -Jack Kilby
3.The language used by the 3rd generation computers – High level languages
4.Third generation of computer is also known as –LSI (Large Scale Integration)
5.Third generation computers interface with an – Operating system
6.Key boards and monitors were used for the first time in –Third Generation Computer

FOURTH GENERATION COMPUTER


1.The hardware used in the fourth generation computer – Microprocessor chip
2.Fourth generation computer technology is known as – VLSI (Very Large Scale Integration)
3.Graphical User Interface (GUI)was used in the – Fourth Generation Computers


FIFTH GENERATION


1.Fifth generation Computing device was based on – Artificial Intelligence
2.Father of Artificial Intelligence – John McCarthy
3.Fifth generation computer technology is known as – ULSI (Ultra Large Scale Integration)

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