to follow or endeavor to follow as a model or example: to imitate an author's style; to imitate an older brother. to mimic; impersonate: The students imitated the teacher behind her back. to make a copy of; reproduce closely. to have or assume the appearance of; simulate; resemble.
The input device might be a keyboard, the output device might be a monitor, a communication device might be a modem, a secondary storage device might be disk drive, and the processing devices include central processing unit (CPU) and main memory.
Computing device made up of one or more microprocessors, stored program memory (called read only memory or ROM), random access memory (RAM), input/output logic, and usually one or more data input (keyboard/mice/stylus) and data output (screen/printer) devices.