What the definition to the computer?

A computer is a electronic machine .It contains input and output devices. Input devices are keyboard,mouse and output devices are printer,scanner.And also it contains central processing unit(which is called as c.p.u).c.p.u contains some secondary storage devices like hardisk, floppy disk and some peripherals like processor,motherboard,buses,SMPS,cables,removablestorage devices.
A computer is an device whice contains only zero's and one's only.it does not know any languages like telugu,hindiand english.it knows only 0's and 1's.