多项选择题
A. Break mirror array
B. Replace cache battery
C. Replace hot standby
D. Restore from back up
E. Replace defective hard drives
单项选择题 Whendisposingofcomputerequipment，whichofthefollowingcanpresentanenvironmental hazard？（）
单项选择题 Which of the following is the EASIEST way to centrally deploy software?（）
单项选择题 A Windows 2003 Server is no longer able to access its internal SCSI drive. The cables are connected, the drive has power, and the drive shows up in Device Manager; however, the My Computer window does not show the drive that was previously working and formatted with NTFS. Which of the following would be the FIRST step in regaining access to the drive?（）