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What Is the BIOS?

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This chapter is from the book

The Motherboard BIOS

Although, by definition, the BIOS consists of the motherboard BIOS, the BIOS of all add-on cards in the system, as well as their drivers, we will be concentrating on the motherboard BIOS in this book.

The motherboard BIOS is the most important component of the BIOS layer. This is because it contains all the software needed to get the computer started. It also comes with basic diagnostics and configuration utilities.

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