BIOS is brief name for basic
input output system. It is the boot firmware program on a computer, and use to
controls the PC from the time user turn it on till the OS loading and appear. It
works once user begin PC, the BIOS initial recheck a basic hardware that is referred to as a
Power-On Self test (POST), to determine whether or not all of the attachments
are present and working. Then it loads the OS into your computer is random
access memory, or RAM. The BIOS conjointly manages data flow between the
computer is OS and connected devices like the hard disc, video card, keyboard,
mouse, and printer Bios conjointly s use to store information such date, the
time, and your system configuration data during a battery-powered, non-volatile
silicon chip, referred to as a CMOS (Complementary Metal oxide Semiconductor)
when its producing method.
Info:
http://pcsupport.about.com/od/termsb/p/bios.htm
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