What is BIOS (Basic Input/Output System)? BIOS Functions & Working.
BIOS, or Basic Input/Output System, is a important firmware program stored on a chip embedded in your computer’s motherboard. This program comes pre-installed by the motherboard’s manufacturer and resides within an Erasable Programmable Read Only Memory (EPROM) chip. Within this chip, a set of instructions takes the form of a program. When you ‘power-on’ your computer, the microprocessor hands over control to the BIOS program, which always resides in this chip.
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