An Administrator Is Attempting an OS Upgrade on a VM

question 75

Multiple Choice

An administrator is attempting an OS upgrade on a VM disk that is stored on a SAN. In the event of a failure, the administrator wants to ensure the system can return to a working state in the shortest amount of time possible. Which of the following backup methods would BEST accomplish this?

• A) A storage-level snapshot made on the SAN
• B) A full file-system backup stored on the SAN
• C) A full file-system backup stored on an LTO tape
• D) A system recovery point made with the OS
• E) A bit-level image stored on an SSD in the VM host

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Definitions:

DMMs

Digital Multimeters, versatile instruments used to measure electric voltage, current, resistance, and other values in circuits and systems.

Fluke Meters

Brand-specific electronic measuring instruments used for various electrical measurements, known for their reliability and precision.

Central Processing Unit (CPU)

Solid-state device used to manage the processing cycle in a computer. It performs arithmetic and logic computations, arranges data in the processing cycle by fetch and carry from data banks, and generates output commands. It is the “brain” of the processing cycle.