Professor messer a pdf6/1/2023 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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