多項(xiàng)選擇題

Which operations require undo data（）

A.Committing a transaction
B.Flashing back a transaction
C.Recovering a failed transaction
D.Running a read-consistent query
E.Changing a tablespace status from READ ONLY to READ WRITE

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單項(xiàng)選擇題

You configured the Flash Recovery Area for your database. The database instance has been started inARCHIVELOG mode and the LOG_ARCHIVE_DEST_1 parameter is not set.
What will be the implications onthe archiving and the location of archive redo log files（）

A.Archiving will be disabled because the destination for the redo log files is missing.
B.The database instance will shut down and the error details will be logged in the alert log file.
C.Archiving will be enabled and the destination for the archived redo log file will be set to the Flash RecoveryArea implicitly.
D.Archiving will be enabled and the location for the archive redo log file will be created in the default location$ORACLE_HOME/log.

多項(xiàng)選擇題

Which two statements are true about Shared SQL Area and Private SQL Areas（）

A.Shared SQL Area will be allocated in the shared pool.
B.Shared SQL Area will be allocated when a session starts.
C.Shared SQL Area will be allocated in the large pool always.
D.The whole of Private SQL Area will be allocated in the Program Global Area （PGA） always.
E.Shared SQL Area and Private SQL Area will be allocated in the PGA or large pool.
F.The number of Private SQL Area allocations is dependent on the OPEN_CURSORS parameter.

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Which operations require undo data（）

你可能感興趣的試題

You configured the Flash Recovery Area for your database. The database instance has been started inARCHIVELOG mode and the LOG_ARCHIVE_DEST_1 parameter is not set. What will be the implications onthe archiving and the location of archive redo log files（）

Which two statements are true about Shared SQL Area and Private SQL Areas（）

You configured the Flash Recovery Area for your database. The database instance has been started inARCHIVELOG mode and the LOG_ARCHIVE_DEST_1 parameter is not set.
What will be the implications onthe archiving and the location of archive redo log files（）