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First generation of computer.


  • Time period of first generation was ( 1945 - 1956 ) . 
  • The first computer system use vaccum tubes for circuitry and magnetic drums for memory. 
  • The UNIVAC and ENIAC computer are the example of first generation computer.
  • It consumes high power of electricity. 
  • Cost maintenance was so much heigh. 
  • The speed of first generation computer was very low. 
  • Size was very big almost it cover whole room. 
  • The accuracy of this generation of computer was not good  

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Fifth generation of computer.

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