History of Computer
Roman's abacas is first device used charles babbage invented tow machine analytical engine and difference engine and hollenth censys machine (Tabwrting machine) atansas A berry computer (ABC) is a fully digital electronic device used for linar equation.
Howord aiken(IBM) had designed mark I, the first operational general-purpose electro -mechanical computer John maucniey and presper eckert make the electronic Numerical intergrater and calculater(ENIAC) first general purpose digital electronic computer used to computer a ballistic firing .
Generation Of Computer
- 1945 - 1954
- 1954 - 1964
- 1965 - 1975
- 1975 - til then