Computer Generations

‘Computer Generation’ distinguishes between various landmarks of development in hardware technologies. There is certain overlapping between the generations but the period shown against each generation is generally accepted. Five computer generations are identified till today are shown below:

Generation                          Period

1^st Generation                     1942-1955

2^nd Generation                     1955-1964

3^rd Genartion                       1964-1975

4^th Generation                     1975 onwards

5^th Generation                     Today’s computers