多项选择题
You executed the following command in Recovery Manager （RMAN） to perform a backup of the DETTBS tablespace：
RMAN> BACKUP TABLESPACE DETTBS；
Under which conditions would this command execute successfully？ （）
A.The database is in NOMOUNT state.
B.The database is in ARCHIVELOG mode and the tablespace is online.
C.The database is in ARCHIVELOG mode and the tablespace is offline.
D.The database is in NOARCHIVELOG mode and the tablespace is online.
E.The database is in NOARCHIVELOG mode and the tablespace is offline.
相关考题
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单项选择题
Manually，yousettheconsumergroupofallofthenewlycreateduserstoMYDB_GRP.Youwanttheuserstobeabletochangetheirconsumergroupsaspertheapplicationrequirement.Whatwasthefirststepthatwasneededintheprocesstoachievethisobjective？（）
A.The user must have been granted the DBA role.
B.The user must have been granted the switch privilege as a part of a role.
C.The user must have been granted the Resource Manager administrator privilege.
D.The user must have been granted the switch privilege by using the DBMS_RESOURCE_MANAGER_PRIVS package. -
多项选择题
Immediately after adding a new disk to or removing an existing disk from an Automatic StorageManagement （ASM） instance， you find that the performance of the database decreases initially， until the addition or removal process is completed. Performance then gradually returns to normal levels. Which two activities could you perform to maintain a consistent performance of the database while adding or removing disks？（）
A.increase the number of checkpoint processes
B.define the POWER option while adding or removing the disks
C.increase the number of DBWR processes by setting up a higher value for DB_WRITER_PROCESSES
D.increase the number of slave database writer processes by setting up a higher value for DBWR_IO_SLAVES
E.increase the number of ASM Rebalance processes by setting up a higher value for ASM_POWER_LIMIT during the disk addition or removal process -
单项选择题
You execute the following command to enable a session in resumable mode： SQL> ALTER SESSION ENABLE RESUMABLE TIMEOUT 60； What is the impact of a timeout on the statements being suspended？（）
A.The statements remain suspended for at least 60 seconds.
B.The statements are suspended for 60 seconds and then they are executed.
C.The suspended statements error out if the problem is not rectified within 60 seconds.
D.The statements are automatically suspended 60 seconds after an error is received， and then attempt toexecute normally again.
