You are migrating from a legacy database server to Exadata, which requires you to use different versions of GoldenGate. What do you need to configure to ensure that backwards replication works?

Which database setting for the Oracle 11.2.0.4 database is required to enable Oracle GoldenGate?

Which two are valid macros?
A:

B:

C:

D:

Ideally which process should be configured purge old trial files?

Which database setting for the Oracle 11.2.0.4 database is required to enable Oracle GoldenGate?