Virtualization settings are typically found within the BIOS/UEFI firmware configuration. To prevent unauthorized users from changing these settings, the technician should set a BIOS password. This ensures only administrators with the password can access or modify BIOS settings, including virtualization support.
B. The guest account is a user-level feature in Windows and doesn’t control BIOS access.
C. A screen lock prevents casual access to the desktop but doesn’t protect firmware settings.
D. AutoRun controls how media and devices behave when inserted — unrelated to BIOS security.
[Reference:, CompTIA A+ 220-1102 Objective 2.2: Compare and contrast security measures and administrative controls., Study Guide Section: BIOS/UEFI settings protection — password implementation, —, , ]
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