Personal Computer (PC), appliance and laptops are able to perform calculations and commands rapidly and repeatedly. These are designed to be used by a single person at a time; a PC laptop is generally smaller, less expensive, and easier to use than supercomputers, mainframe computers, and computer workstations, which usually have more computational power than a PC. The PC, on the other hand, is generally bigger and more prevailing than laptops, including personal digital assistants ...