单项选择题
A.L3 cache operates faster than the system processor.
B.L3 cache runs at the speed of the processor.
C.L3 cache can deliver data in as little as 15ns.
D.L3 cache runs at the speed of the system bus.
单项选择题 Whichofthefollowingisakeycomponentofadirectoryservicesserver？（）
单项选择题 Anadministratorinstallsanewserverwithfive146GBdrivesandimplementsRAID5forhardware redundancy.HowmuchdiskspacewillbeavailablefortheOS，toolsandregularfiles？（）
单项选择题 WhichofthefollowingistheBESTwaytoensurethatallusersreceiveamappingtomultipleshared drives？（）