單項(xiàng)選擇題

Which of the following RAID levels would be the BEST choice if performance was the only determining factor?（）

A. RAID 0
B. RAID 1
C. RAID 5
D. RAID 10

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單項(xiàng)選擇題

Multiple expansion cards are installed in a rack mount 1U server. All expansion cards stop working simultaneously.
Which of the following is the MOST likely cause of the problem？（）

A. Motherboard
B. Operating system
C. Expansion cards
D. Riser cards

單項(xiàng)選擇題

Which of the following offers the MOST redundancy for a system but is also very costly?（）

A. RAID implementation
B. Disk-to-disk replication
C. Server-to-server clustering
D. Hot site replication