You are maintaining the SALES database. You have added a new disk to a disk group. Automatic StorageManagement performs the rebalancing activity. You want to speed up the rebalancing activity.Which parameter should you specify to control the speed of the rebalancing activity?()
A、ASM_POWER_LIMIT
B、ASM_DISKSTRING
C、ASM_DISKGROUPS
D、INSTANCE_TYPE
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You want to take the backup of the USERS tablespace. It has a single data file of 900 MB. You have tape drives of 300 MB each. The SBT channel is configured for Recovery Manager (RMAN). To accomplish the backup, you issued the following RMAN command: RMAN> BACKUP SECTION SIZE 300M TABLESPACE users; Which two statements are true about the execution of the above command? ()(Choose two.)
AThe backup piece size will be limited to 300 MB
BThe RMAN uses multiplexing to perform backup
CThe operation is accomplished using the default channel available
DThe RMAN parallelizes the backup although the parallelism is not set for a channel
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Which statement about Automatic Memory Management with Oracle 11g is true?()
A、You cannot specify MEMORY_TARGET if you explicitly specify SGA_TARGET or PGA_AGGREGATE_TARGET values that are greater than zero in your parameter file.
B、Oracle can reallocate memory between the SGA and PGA automatically as needed.
C、To use Automatic Memory Management, you must explicitly set both the MEMORY_TARGET and MEMORY_MAX_TARGET parameters in your parameter file.
D、You can set the MEMORY_TARGET parameter to a maximum value of the current SGA size plus the current PGA size
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You plan to use Flashback Drop feature to recover a dropped table SALES_EMP. No other table with the same name exists in the schema. You query RECYCLEBIN and find multiple entries for the SALES_EMP table as follows: You then issue the following statement to recover the table: SQL> FLASHBACK TABLE sales_emp TO BEFORE DROP; What would be the outcome of the precedent statement?()
A、 It retrieves the latest version of the table from the recycle bin
B、 It retrieves the oldest version of the table from the recycle bin
C、 It retrieves the version of the table for which undo information is available
D、 It returns an error because the table name is not specified as per the names in the OBJECT_NAME column
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AAll the related indexes and views are automatically dropped
BThe flashback drop feature can recover only the table structure
COnly the related indexes are dropped whereas views are invalidated
DThe flashback drop feature can recover both the table structure and its data
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A、 2,4,3
B、 1,4,3,2
C、 2,5,4,3,6
D、 5,2,4,3,6
E、 1,5,4,3,6,2