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Thursday, March 28, 2019

Explain The Different Computer Generation

The Computer Generation

''Generation'' in Computer refers to periodical technology advancement. It provide a framework for the growth of the computer industry. Formally the term 'Generation' was used to distinguish between various hardware technologies. But now days it has extended to include both the hardware and software that make up a computer system.

FEATURES OF DIFFERENT GENERATION COMPUTERS 

FIRST GENERATION

VACUUM TUBE   ( 1940-1956)

Vacuum Tube were the only electronic computers available during those days. Vacuume Tube technology made possible the advent of electronic digital computers. These computers were the fastest calculating devices of that time.

SECOND GENERATION

TRANSISTOR    ( 1956-1963) 

Smaller  in size as compared to first generation computers. These comp[uters  were able to reduce required computational times from milliseconds microseconds. 


THIRD GENERATION 

INTEGRATED CIRCUIT  (1964-1971)

Smaller in size as compared first generation computers, low heat generated IC chiops than second generation computers. These computers were able to reduce computational times from microseconds to nanno seconds.


FOURTH GENERATION 

MICRO CHIPS (1971-PRESENT)

Smaller in size because of high component density. No air conditioning than previous gener5ations. minimum labor and cost involved at assembly stage.

FIFTH GENERATION

ARTIFICIAL INTELLIGENCE  ( PRESENT AND BEYOND)

Previous generations had formed on increming number of logic elements in a single CPU. where asin this generating the main focus was to increases the system performance by margine numbers of CPU.


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