单项选择题
A. Redundant power supply failure
B. CPU overheating
C. Memory failure
D. Hard disk failure
单项选择题 Anadministratorwillreplacefivecurrentservers.WhichofthefollowingistheMOSTimportantto reviewbeforeinstallingnewservers？（）
单项选择题 WhichofthefollowingisareasontoimplementalocalKVMinsteadofanIPKVM？（）
单项选择题 An administrator is notified that all network printers are not printing. The administrator reviews the server and the print service is started. Which of the following is the cause of the problem？（）