CompTIA A+ 220-701: 1.2 – BIOS and CMOS

We rely on the BIOS to test our computer and start our operating systems, but what is really happening under the surface? In this module, you’ll learn about the BIOS works and we’ll demonstrate the basics of starting and configuring BIOS settings.

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3 thoughts on “CompTIA A+ 220-701: 1.2 – BIOS and CMOS”

  1. Anselmo Diaz Valiente

    Just a minor nibble: in video1, Prof. Messer says the battery is of type Li-ion, but it is in fact Li-Mn (lithium-manganese). 🙂

  2. All who take advantage of your humanity are highly obliged and should give it back when their turn come. God bless you sir.

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