Which three are prerequisites for using Data Guard Broker?
A.
The primary and standby databases must run the same version of the Oracle Database server.
B.
Network connectivity to the primary database instance must be defined on the servers hosting the standby database instances.
C.
DG_BROKEB_START must be set to TRUE for a database instance before adding the database to the broker configuration.
D.
If any database in the configuration is a RAC database, then the broker configuration files must reside in shared storage accessible by all database instances for all databases in the broker configuration.
E.
The broker configuration files for a RAC database must reside in shared storage accessible by all the RAC database instances.
F.
A statically defined listener end-point must be registered with the local listener on the servers hosting the standby database instances.
The Answer Is:
A, B, D
This question includes an explanation.
Explanation:
Data Guard Broker is a management tool that simplifies the configuration, management, and monitoring of Data Guard environments. The prerequisites for using Data Guard Broker include:
The primary and standby databases must run the same version of the Oracle Database server (A):This ensures compatibility between the primary and standby databases and enables seamless role transitions and data synchronization.
Network connectivity to the primary database instance must be defined on the servers hosting the standby database instances (B):Proper network connectivity is essential for communication between the primary and standby databases, allowing for the replication of data and the synchronization of changes.
[References:, Oracle Data Guard Broker documentation, Oracle Real Application Clusters Administration and Deployment Guide, ]
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