000-221 Question #2: Real Exam Question with Answer & Explanation

The correct answer is C. O. The -O flag on alt_disk_copy removes customized device entries from the ODM on the alternate disk, allowing device configurations to be rebuilt from defaults when the disk boots on new hardware.

Question

An administrator plans to duplicate the active rootvg on a given system to a spare disk that will be migrated to newer hardware. Which flag on 'alt_disk_copy' must be used to reset user-defined device configurations to defaults?

Options

Explanation

The -O flag on alt_disk_copy removes customized device entries from the ODM on the alternate disk, allowing device configurations to be rebuilt from defaults when the disk boots on new hardware.

Common mistakes.

A. The -X flag is not a standard alt_disk_copy flag related to device configuration resets.
B. The -R flag is not a recognized alt_disk_copy option for resetting device definitions.
D. The -D flag suppresses running cfgmgr after the next reboot but does not reset device configurations to defaults.

Concept tested. alt_disk_copy ODM device configuration reset for hardware migration

Reference. https://www.ibm.com/docs/en/aix/7.3?topic=a-alt-disk-copy-command

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