·
SECOND GENERATION (1955-1969)-
·
The
major contribution given by three scientific John Borden, Williomshockly,
watterbrattain in 1947 and bell labrotries.
·
They
invented transistor for with they receive noble prize.
·
A
transistor mode up of a semiconductor material whose major part silicon.
·
Vacuum
tube was replaced by transistor in 1959.
·
FEATURE OF SECOND GANERATTION COMPUTER
·
They
were much smaller requiring small place.
·
They
emitted much less heat as compare vacuum tube.
·
They
consume much less power than 1st generation computer.
·
They
ware more reliable.
·
They
have wider commercial use.
: Ex--------:
Ibm7030
Cdc1704
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