1Z0-066 무료 덤프문제 온라인 액세스

Which three are required in order to use Real-Time Query without lagging behind the primary? (Choose three.)

• A.COMPATIBLE must be set to 11.1.0 or higher.
• B.There must be standby redo logs on the standby database.
• C.Real-Time apply must be enabled on the standby.
• D.The primary must ship redo asynchronously.
• E.There must be standby redo logs on the primary database.

Which three are true regarding the Enterprise Manager Cloud Control Data Guard configuration verification wizard? (Choose three.)

• A.It checks that the current data protection level is consistent with the broker's configured data protection mode.
• B.It checks that supplemental logging is turned on if there is a logical standby database in the configuration.
• C.It modifies the database configurable parameters to match the values set for the broker configuration.
• D.It verifies that parameter settings in the SPFILE or in memory or both, are consistent with the broker configuration properties for that database.
• E.It generates a workload on the primary database causing log switching, and monitors the arrival rate of redo on the standby database.

Which three statements are true about Far Sync instances? (Choose three.)

• A.They enable standby databases to be configured at remote distances from the primary without impacting performance on the primary.
• B.They use an spfile, a standby controlfile, and standby redo logs.
• C.They work with any protection level.
• D.A primary database can ship redo directly to multiple Far Sync instances.
• E.The Data Guard Broker must be used to deploy and manage Far Sync instances.

Examine the Data Guard configuration after an accidental switchover to Sheep:
DGMGRL> show configuration;
Configuration Animals
Protection Mode: MaxAvailability
Databases:
sheep Primary database
dogs Logical standby database
cats Physical standby database (disabled)
ORA-16795: the standby database needs to be re-created
Fast-Start Failover: DISABLED
Configuration Status:
SUCCESS
Which three will be true after a switchover to Dogs? (Choose three.)

• A.Cats will be a disabled physical standby database that can be manually enabled.
• B.Cats will be an enabled physical standby database.
• C.Sheep will be an enabled logical standby database.
• D.Dogs will be the primary database.
• E.Sheep will be a disabled logical standby database.

Which three statements are true about Global Sequences when connected to a physical standby database with Real-Time Query enabled? (Choose three.)

• A.Their creation requires that a LOG_ARCHIVE_DEST_n parameter be defined in the standby that points back to their primary.
• B.Their usage will always have a performance impact on the primary database.
• C.They must have the NOORDER and CACHE options set.
• D.If the CACHE option is set then the size of the cache must be at least 100.
• E.Their usage may have a performance impact on the physical standby database if the CACHE size is too small