多项选择题
An administrator has shut down a server to install additional memory. When the administrator restarts the server after the upgrade, it times out. Which of the following could be the cause of the problem?（）
A. Processor failure B. Third party memory C. Disk drive failure D. ESD during the upgrade E. Backplane failure
单项选择题 Whenperformingabackup，whichofthefollowingmediatypeswouldhavenomovingparts？（）
单项选择题 Anadministratorhasarackserverthatis5.25inches（13.3cm）tall，whichofthefollowingisthe correctUsizeforthisserver？（）
单项选择题 Which of the following BEST describes the difference between RAID 5 and RAID 6?（）
