Question

explain the generations of computer. urgent preparing for exams.

Answer 1

frist generation computer (1942-1955).

- they used electronic vaccum tubes
-they have less memory to store data
-they were heavy ,slow and big in size


second generation of computer (1956 - 1964)

- they were smaller in size than the frist generation computers.
- they could work faster and could store more data
- they used punched cardes and magnetic tapes to enter data .

third generation of computer (1965-1971)

- they used integrated circuits (ICs).
- they were less expensive and smaller in size
- they could do complex work and store more data

fourth generation of computer (used now a days)

- they use microprocessor .
- they are small in size .
- they work very fast and in accurate manner.
- they can store a large amount of data.

fifth generation of computer (yet to be fully developed)
- they use very large scaled integrated circuits with multiple microprocessors .
- they work on 'artificial intelligence' based on codes.



thanks