多项选择题
What are the prerequisites for enabling Flashback Database？ （）
A. The database must be started in the MOUNT EXCLUSIVE state.
B. The database must have multiplexed control files.
C. The database must be opened by using a text-based parameter file instead of a server parameter file （SPFILE）.
D. The database must be in ARCHIVELOG mode.
E. The database must be in the NOMOUNT state.
F. The database must be opened in RESTRICTED mode.
相关考题
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单项选择题
TheDB_BLOCK_CHECKINGinitializationparameterissettoFALSE.Whatlevelofblockcheckingwouldbeperformed？（）
A. The Oracle database will not perform block checking for any of the data blocks.
B. The Oracle database will perform block checking for the default permanent tablespace only.
C. The Oracle database will perform block checking for the data blocks in all user tablespaces.
D. The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only.
E. The Oracle database will perform block checking for the data blocks in the SYSTEM and SYSAUX tablespaces. -
多项选择题
YouhaveconfiguredAutomaticSharedMemoryManagement.Whichfourmemorystructureswouldbeautomaticallytuned？（）
A. log buffer
B. Java pool
C. Large pool
D. Fixed SGA
E. Shared pool
F. Streams pool
G. Keep buffer cache
H. Database buffer cache -
单项选择题
ThedatabaseiscurrentlyrunningintheNOARCHIVELOGmode.WhatwouldbethefirststeptoconfigureFlashbackDatabase？（）
A. Enable flashback logging.
B. Start the database in the ARCHIVELOG mode.
C. Issue the ALTER DATABASE FLASHBACK ON； command.
D. Set the FAST_START_MTTR_TARGET initialization parameter.
