Share some Oracle Database 1Z0-066 exam questions and answers below.
Examine the Data Guard configuration:
DGMGRL > show configuration;
Configuration-Animals
Protection Mode MaxPerformance
Databases
dogs-Primary database sheep-Snapshot standby database cats-Snapshot standby database
Fast-Start Failover: DISABLED
Configuration Status: SUCCESS
You receive an error while attempting to raise the protection mode to Maximum Availability:
DGMGDRL> edit configuration set protection mode as max availability;
Error ORA-16627 operation disallowed since no standby databases would remain to support protection mode Failed.
Identify two statements that you can execute, either one of which will enable successful raising of the protection mode to Maximum Availability.
A.DGMGRL> convert database sheep to physical standby;
B.DGMGRL> convert database cats to physical standby;
C.DGMGRL> edit database dogs set property LogXptMode= fastsync;
D.DGMGRL> edit database sheep set property LogXptMode= fastsync;
E.DGMGRL> edit database cats set property LogXptMode= sync;
Answer: B, E
Which four database parameters might be affected by or influence the creation of standby databases?
A.DB_NAME
B.ARCHIVE_LAG_TARGET
C.COMPATIBLE
D.DB_FILE_NAME_CONVERT
E.DB_UNIQUE_NAME
F.FAL_SERVER
G.STANDBY_ARCH1VE_DEST
Answer: A, D, E, F
You administer a Data Guard environment with a primary and two physical standby databases.One of the physical standby databases is used for reporting and is on the same host as the primary database.The other physical standby database is remote, used for disaster recovery and REDO is routed to it via a far sync instance.Backups are offloaded to the remote physical standby.Which three are true concerning the management of archive logs in this Data Guard configuration?
A.Archive logs on the primary database may be deleted once they are applied on all standby databases.
B.Archive logs on the primary database may be deleted once they are shipped on all standby databases.
C.The deletion policy for archive logs on the remote physical standby should be set so that archived logs are deleted once they backed up at least once on the remote physical standby database.
D.The deletion policy for archive logs on the remote physical standby should be set so that archived logs are deleted once they are applied on all standby databases.
E.Archive logs on the primary database may be deleted once they are archived locally to disk.
Answer: A, D, E
Which two are prerequisites for configuring flashback database for Oracle 12c databases, in a Data Guard environment?
A.A flash recovery area must be configured
B.The database must be in MOUNT state.
C.The database must be in ARCHIVELOG mode.
D.A far sync instance must be configured to flash back a standby when the primary has been flashed back.
E.The Data Guard Broker must be used.
Answer: A, C
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Related article: http://1v0-642-test.blogspot.com/2017/08/oracle-database-12c-data-guard.html
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