WhichnewkeyarchitecturalelementintroducedinWebLogicServerl2cshouldyoutakeadvantageofwhendesigningDisasterRecoveryCenterswithactive-passivemode?()
A.MANClusters,becausetheywouldallowyoutosynchronouslyreplicatestateinlowlatencynetworks
B.WANClusters,becausetheywouldallowyoutoasynchronouslyreplicatestateinnonlowlatencynetworks.
C.TransactionLoginthedatabase,becauseyoucouldavoidsynchronizingtworeplicationtechnologies(databaseandfile)
D.DataGuard,becauseitisthemosteffectivewaytoreplicateastateacrosslocations
E.GoldenGate,becauseitisthemosteffectivewaytoreplicateastateacrosslocations
![](https://lstatic.shangxueba.com/sxbcn/h5/images/tips_org.png)