Oracle Exam 1Z0-066 Topic 10 Question 61 Discussion

Actual exam question for Oracle's 1Z0-066 exam

Question #: 61
Topic #: 10

Your Data Guard environment has a remote physical standby database with real-time query enabled, which is used for reporting, and a logical standby database used for DSS reporting.

Switchovers or failovers are possible due to testing or in case of a disaster.

Clients use local TNSNAMES.ORA files to define connection strings to the database instances.

Which three will prevent clients from connecting to the wrong database instances? (Choose three.)

AClient TNS entries for the databases use the correct service names for the intended service.

BA service name is registered with the local listener of each database instance.

COracle Net connectivity to the primary database instance must be established on all the standby database instances.

DThe LOCAL_LISTENER parameter on the primary database instance must always be set.

EThe standby database services must be defined statically with the Listeners running on the standby database hosts.

FThe DB_NAME and DB_UNIQUE_NAME parameters must be set to the same value for all the databases in the Data Guard environment.

GThe client applications must use the correct TNS entries when requesting connections to the database instances.

Show Suggested Answer

Suggested Answer: C, D, G

References:

https://docs.oracle.com/en/database/oracle/oracle-database/19/sbydb/configuring-data-guard-standby-databases-in-oracle-RAC.html#GUID-65F87F2F-6602-4673-B971-4AEE3B4F7B4D

https://docs.oracle.com/database/121/NETAG/listenercfg.htm#NETAG010

https://docs.oracle.com/cd/E11882_01/network.112/e41945/concepts.htm#NETAG177

by Erinn at Aug 03, 2022, 02:33 AM

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