Reinstalls itself if removed or new storage drive installed.Linux Fedora, openSUSE, Ubuntu Built into the BIOS.Support in many different operating systems.Software won’t run without the proper signature.May be a separate module or integrated into the motherboard Secure Boot.Boot from large (> 2.2 TB) GUID partition table (GPT) disks Trusted Platform Module (TPM).Based on Intel’s EFI (Extensible Firmware Interface).No drivers for modern network, video, and storage devices UEFI BIOS.Can reset the BIOS configuration by removing the battery on older systems.A bad battery will require a BIOS configuration on every boot.May only be used to maintain date/time.Not needed for today’s flash-based storage.Always have a backup before making changes The “CMOS” Battery.May include built-in hardware diagnostics.Configure and enable/disable components.Use BIOS configuration key during startup.Formerly the CMOS (Complimentary Metal-Oxide Semiconductor).BIOS settings are stored in nonvolatile BIOS memory.Software (firmware) used to start your computer.Six to twelve months of hands-on experience recommendedīIOS and UEFI Basic Input/Output System (System BIOS, ROM BIOS).Passing score is 675 on a scale of 100-900.Multiple choice and performance-based questions.4.0 - Hardware and Network Troubleshooting (28%).The 220-901 CompTIA A+ Exam 220-901 Exam Objectives
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