A basic-function computer has four main elements: the arithmetic logic unit (ALU), the control device, the memory, as well as input and output equipment (collectively termed I/O). These pieces are interconnected by buses, often made of groups of wires. Within each of those parts are countless numbers to trillions of smaller electrical circuits whic
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Charles Babbage, an English mechanical engineer and polymath, originated the thought of a programmable computer. Deemed the "father in the computer",[seventeen] he conceptualized and invented the 1st mechanical computer inside the early 19th century. Soon after focusing on his innovative difference engine, built to help in navigational calculations