单项选择题

Automatic Shared Memory Management (ASMM) has been enabled for your database instance. The initialization parameters for the components that are managed by ASMM are not set. After observing the effectsof ASMM, you executed the following command: SQL> ALTER SYSTEM SET DB_CACHE_SIZE = 100M;
Which statement is true in this scenario()

A.The minimum memory size for the database buffer cache is set to 100 mb.
B.The maximum memory size that can be obtained by the database buffer cache during ASMM is set to 100mb
C.The minimum memory size allocated for a server process in the database buffer cache in dedicated modeis set to 100 mb.
D.The maximum memory size from the database buffer cache that can be released for dynamic distributionduring ASMM is set to 100 mb

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热门试题

单项选择题WhichstatementistrueabouttheManageabilityMonitor（MMON）backgroundprocess（）

A.It transfers statistics from memory to disk at regular intervals.
B.It coordinates the rebalance activity for disk groups when ASM is used.
C.It communicates with the Automatic Storage Management （ASM） instance on behalf of the database Instance.
D.It performs dynamic memory management when Automatic Shared Memory Management is enabled for the Database instance

多项选择题WhichtwostatementsaretrueregardingtheSGA_TARGETinitializationparameter（）

A.It can be increased up to the value of the SGA_MAX_SIZE parameter.
B.Increasing the value of the SGA_TARGET parameter distributes the increased memory among all the Autotuned components.
C.Reducing the value of the SGA_TARGET parameter deallocates memory from both autotuned and Manually sized components.
D.Increasing the value of SGA_TARGET up to the value of SGA_MAX_SIZE disables the automatic shared Memory management feature.

多项选择题WhichtwoactivitiesareNOTsupportedbytheDataRecoveryAdvisorDRA（）

A.Recover from failures in the RAC environment.
B.Diagnose and repair a data file corruption online.
C.Diagnose and repair a data file corruption offline.
D.Diagnose and repair failures on a standby database

多项选择题Which operationsrequireundodata（）

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

单项选择题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.