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CompTIA 220-802 Certification Practice Test

Category - 802

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What does the processor first look at when booting up a PC?

Motherboard
Hard drive
RAM
BIOS

Explanation

Answer: D -When booting up a system, the processor first looks at the BIOS to determine the machine’s fundamental configuration and environment.

Key Takeaway: The first thing that the BIOS does when booting the PC is perform the Power-On Self-Test, or POST for short. The POST is a built-in diagnostic program that checks your hardware to ensure that everything is present and functioning properly before the BIOS begins the actual boot.

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CompTIA 220-802 Certification Practice Test

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CompTIA 220-802 Certification Practice Test

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