1Z1-066 試験問題を無料オンラインアクセス

Which four factors can influence the rate of SQL apply on a logical standby database? (Choose four.)

• A.the number of full table scans performed by SQL apply
• B.the size of the undo tablespace on the logical standby database
• C.the number of PREPARER processes
• D.the number of coordinator processes on the standby database instance
• E.the number of APPLIER processes
• F.the size of the shared pool

Which two are true about offloading backups to a physical standby database in a Data Guard environment?
(Choose two.)

• A.The standby database must be registered in an RMAN catalog before the primary database has been registered.
• B.The standby database must be registered in an RMAN catalog after the primary database has been registered.
• C.The standby database cannot be registered in an RMAN catalog if the primary database has not been registered.
• D.Backups of the standby control file taken while connected to the catalog where the database is registered, may be used to restore the control file on the primary database.

Which two are true about the use of RMAN recovery catalogs when offloading backups to a physical standby database? (Choose two.)

• A.The physical standby database may be used to register the database in the recovery catalog, if the primary is not registered.
• B.It backups that are offloaded to a physical standby database are taken when not connected to a recovery catalog, then they may still be used for restoration on the primary database.
• C.The primary and physical standby databases must be registered separately in the recovery catalog, if a far sync instance is used to route redo to the physical standby database.
• D.Primary and physical standby database may use different virtual recovery catalogs in the same physical recovery catalog.
• E.It is not necessary to use a recovery catalog unless a far sync instance is used to route redo to the physical standby database.

Which three are true about disabling of the Data Guard Broker management of databases in a configuration and the effects of doing this? (Choose three.)

• A.The configuration transport mode may be modified while the entire configuration is disabled from broker management.
• B.The only way to disable broker management of a far sync instance is to use the disable configuration DGMGRL command.
• C.The only way to disable broker management of the primary database is to use the disable configuration DGMGRL command.
• D.A standby database that is the fast start failover target, may be disabled from broker management only by using the disable database DGMGRL command.
• E.Database properties may be modified when that database is disabled from broker management.

Which two steps must be performed before running DUPLICATE TARGET DATABASE FOR STANDBY using RMAN? (Choose two.)

• A.Create an SPFILE for the standby database.
• B.Configure Oracle Net connectivity between the primary host and the standby host.
• C.Transfer a copy of the passwordfile from the primary host to the standby host.
• D.Create a standby controlfile.
• E.Run the nid utility to modify the DBID of the primary database.