多项选择题
A.Use only the first address.
B.Try one address,selected at random.
C.Try each address,in order,until one succeeds.
D.Try each address,randomly,until one succeeds.
单项选择题 Redologfilesaremultiplexedinyourdatabase.Thediskinwhichyouhaveoneoftheredologmembersishighlyfragmented.Intheprocessofdefragmentationyoulosetheredologmember,whichisnotamemberofthecurrentgroup.Howwouldyourecoverfromthelossoftheredologmember?()
多项选择题 You decided to increase the value for the SHARED_SERVERS parameter by using the following command: SQL> ALTER SYSTEM SET SHARED_|SERVERS=3 SCOPE=?; Which three values can be specified for the SCOPE clause?()
单项选择题 Youhavethreedatabases,FINDB,PAYDBandADMINDB,locatedinSydney,TokyoandSingaporerespectively.Youwanttoperformadministrativetaskswhichincludestartingupandshuttingdownthedatabases,creatingandmanagingtablespacesanddatabaseusers,andtakingregularbackups,forallofthethreedatabasesfromLondon.Whichcomponentmustbeenabledandrunningoneachhostmachinetoachieveyourobjective?()