CompTIA A+ Certification Core 1 (220-1101) - What Is BIOS?

The video tutorial explores the role of motherboards in computer systems, emphasizing their function as an assumption for hardware connectivity. It delves into the concept of BIOS, explaining its importance in facilitating communication between the system and hardware before the operating system boots. The tutorial also covers the evolution of BIOS chips, their manufacturers, and modern features like backup systems. Additionally, it highlights BIOS functions such as POST and system setup, providing a comprehensive understanding of how BIOS supports hardware interaction.

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