computer is one of the most wonderful inventions of modern science.it is a man made machin and works according to the command given to it.
the five components of a computer are 1.input unit.2.output unit.3.memory unit.4.control unit and.5.arithmetic unit..
computer have some demerits too. very recently computer has been introduced in bangladesh.
computer is doing a great job by lassening worklode and thus preventing the misuse of time and energy.../,/.,
