During tablespace creation， which filename format is NOT used for creating datafiles associated with a tablespace？（）

You included the following Automatic Storage Management...

单项选择题

You included the following Automatic Storage Management （ASM） initialization parameter settings in the ASM initialization parameter file：  
INSTANCE_TYPE = ASM  ASM_POWER_LIMIT = 11  LARGE_POOL_SIZE = 4M  
ASM_DISKGROUPS = DG1， DG2  DB_UNIQUE_NAME = +ASM  
You are unable to start the ASM instance. Which initialization parameter file setting（s） is not allowing the ASM instance to start？（）

You are performing backup and recovery operations by us...

单项选择题

You are performing backup and recovery operations by using RMAN. You are using a recovery catalog for the RMAN repository. You are planning to migrate to ASM disk storage to enable new disks to be added to the database without shutting down the database.  
Which information is NOT required during the migration process？（）

YouaretheDatabaseAdministratorforWonderWeb，whichhasrece...

单项选择题You are the Database Administrator for WonderWeb， which has recently acquired a media company TXGlobal. You have been assigned the task to migrate all the database applications of TXGlobal to the database server of WonderWeb. To accommodate more database applications， you need to add disks to the existing disk group. Whenever you add or remove disks from the disk group， Automatic Storage Management （ASM） rebalancing distributes the data evenly across all the disks of the disk group. Which background process performs this actual rebalancing activity， resulting in the movement of data extents in the disk groups？（）