单项选择题

Before installing a firmware update on a RAID controller which of the following should be done？（）

A. Check for corresponding driver updates.
B. Rebuild any arrays on the controller.
C. Check for corresponding OS updates.
D. Install a redundant BIOS on the controller.

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单项选择题

An environment has a DC server and an Exchange server. The administrator needs to install apatch and restart both servers while minimizing downtime.
Which of the following is the BEST way torestart the servers？（）

A. Restart both servers at the same time so the servers are down at the same time.
B. DC server first， then the Exchange server second.
C. The order in which the servers are restarted does not matter.
D. Exchange server first， then the DC server second.

多项选择题

Which of the following ports supports hot plug devices？（）

A. USB
B. AGP
C. PCI
D. IDE
E. PS2

单项选择题

Which of the following RAID levels provides high performance and potentially allows for the system to continue running with multiple disk failures？（）

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