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單項選擇題

A datacenter manager would like to ensure that all fire suppression in the datacenter is safe for the equipment in the room. Which of the following classifications should be listed on the fire suppression system？（）

A.A
B.B
C.C
D.D

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單項選擇題

An administrator has encountered an error while patching a virtualized guest machine. Which of the following technologies would allow the administrator to restore to a pre-patched state the FASTEST？（）

A.Cloning
B.Bare Metal Restore
C.OS Restore
D.Snapshot

單項選擇題

An administrator has experienced minor electrical shocks when touching metal surfaces in the data center. Which of the following is the MOST likely cause？（）

A.The UPS is using 220-240V rather than 110-120V
B.The humidity is too low
C.The temperature is too low
D.The datacenter is experiencing EMI