单项选择题
A.Rack cooling equipment failure
B.Dust collection in the server
C.Server processor failure
D.Server power supply failure
单项选择题 An administrator has encountered a problem with a particular piece of software installed on the server and begins the troubleshooting process. Which of the following is the FIRST place the administrator should look for specific information about the problem?（）
单项选择题 Afailureoftheprimarydatacenterhasoccurred.Awarmsiteisavailableforuse.Whichofthe followingshouldbedoneFIRSTtobringthecriticalapplicationsonline？（）
单项选择题 WhichofthefollowingbottleneckswouldMOSTlikelycauseexcessiveharddriveactivity？（）