单项选择题Anadministratorisplanninganupgradeofamajorsoftwarepackageonanapplicationserver.The softwarehasbeentestedsuccessfullyinatestenvironmentanditisreadytogointoproduction.Whichof thefollowingstepsshouldtheadministratortakenext?()A.IdentifynecessaryoperatingsystemupdatesB.ImplementthechangeC.DocumentthechangeD.Schedulesystemdowntime
A.The
B.Whichof
C.Identifynecessaryoperatingsystemupdates
D.Implementthechange
E.Documentthechange
F.Schedulesystemdowntime