Micro-computers:      Small computers, and can be classified into Desktop, Laptop, Notebook, and PDA (Personal Digital Assistant)/Palmtop.      Ex.: Internationl Business Machines (IBM) PC 1981 model.   Mid-ranged computers:      Also called Minicomputers and Medium-sized computers. Also small, but is used on business purposes.      Ex.: Digital Equipment Corporation (DEC) PDP series computers in early … Read more