单项选择题
A. Install fiber cards into the servers and add direct attached storage.
B. Install fiber cards into the servers and implement a SAN solution.
C. Attach a USB drive to one of the servers.
D. Add a NAS to the environment
单项选择题 A server has a single failed hard drive in an array that is accessed through a hot plug backplane to ease replacement of failed drives. After replacing the drive several times， each of the replacement drives failed to power up and rebuild as the failed drive. Which of the following is the MOST likely cause of the failures？（）
单项选择题 Aserverhasfailedafteratestedandscheduledchangecontrolhasbeenimplemented.Whichof thefollowingistheFIRSTthingtheservertechnicianshoulddo？（）
单项选择题 Which of the following allows an administrator to recover the MOST data?（）